Unbiased NutraBio 100% Whey Protein Isolate Review

Thanks for stopping by my NutraBio 100% Whey Protein Isolate Review! If you’re here, you’re likely trying to confirm whether NutraBio lives up to the hype—and trust me, it does. The only critique? The flavor might be overly sweet for those sensitive to artificial sweeteners.

That said, the quality and transparency more than justify the price tag.

Keep reading my NutraBio 100% Whey Protein Isolate Review to discover why I’m fully sold on this brand and why it continues to set the bar in the protein powder market.

🛡️ How I Approach Protein Reviews

🌟 As a certified strength and conditioning expert (NSCA) and nutrition specialist (CISSN), I’m here to provide straightforward, no-nonsense reviews that cut through the noise. Each review is based on hands-on experience with the product to ensure it delivers on its promises.

👥 Every review I write stems from my interest or reader requests—no sponsorships or brand influence. My reviews focus solely on product quality, and I’m not afraid to call out proteins that don’t meet the mark.

🔍 Transparency is at the heart of my reviews. While affiliate links may be included, my opinions remain 100% independent. My reviews prioritize your health and wellness above all else.

📖 Every review I write dives into key product details, covering ingredients, sourcing, and overall transparency. I also evaluate essential factors like taste, mixability, and protein content, so you know exactly what you’re getting.

💼 My goal is to make each review straightforward and practical. After reading, you’ll have all the information you need to decide if a product meets your needs and goals. That’s what honest, unbiased reviews are all about.

📖 NutraBio 100% Whey Protein Isolate Review Details

Are you curious about whether NutraBio Vanilla Protein Powder is worth your investment? This review dives into everything you need to know before making a purchase. From its standout flavor profile to rigorous third-party testing, we’ll evaluate NutraBio’s transparency and quality claims to help you decide.

What sets NutraBio Vanilla Protein Powder apart is its commitment to full transparency. With a clear ingredient list, zero proprietary blends, and lab-verified results accessible through Checkmysupps.com, this protein powder ensures you know exactly what’s in every scoop.

Throughout this review, we’ll cover the quality of NutraBio Vanilla Protein Powder, examine its nutritional breakdown, and compare it to industry competitors. If you’re after a protein powder that delivers on flavor, function, and trust, you’re in the right place.

 💪 After Training Shake: How Many Scoops of NutraBio Protein Post Workout?

How many scoops of NutraBio Isolate do you need post-workout with water or high-protein skim milk? Let’s break it down:

• With Water: Research suggests that 25 grams of protein with 3 grams of leucine is optimal to stimulate muscle protein synthesis (MPS) after a workout. A single scoop of NutraBio Protein Isolate provides 25 grams of protein and 2.6 grams of leucine. To hit 3 grams of leucine, you’ll need just under 1.25 scoops.
• With High-Protein Skim Milk: Pairing over 0.75 scoops of NutraBio Protein Isolate with 8 ounces of high-protein skim milk achieves the same recovery goals. USDA data (source) shows that high-protein skim milk provides 13 grams of protein and 1.3 grams of leucine per 8-ounce serving. This combination delivers approximately 28.75 grams of protein and 3.9 grams of leucine, exceeding the leucine target for MPS.

🛒 Best Place to Buy NutraBio Protein Isolate Powder

You’ve got three solid options to grab your NutraBio Protein Isolate Powder: NutraBio’s website, Amazon, or Vitacost. Full disclosure: I purchased mine from Vitacost, taking advantage of a sweet 10% discount on all orders. Let’s break down the pros of each outlet and what they bring to the table regarding NutraBio Protein Price and convenience.

💰 Where Should You Buy NutraBio Protein Isolate Powder?

1. NutraBio Website

• Pros: Offers direct-from-the-source authenticity, exclusive flavors, full product line availability, and occasional promotions. Plus, they provide the option for four interest-free payments. If you’re a NutraBio loyalist, their rewards program adds even more value.
• Cons: Discounts can be limited unless you subscribe and save. Flat rate shipping is $6 for most orders.
• Price: $51.99 for 30.5 servings ($1.70 per serving) or $104.99 for 73.8 servings ($1.42 per serving).

2. Amazon

• Pros: Amazon is the convenience king. It is reliable because of its fast shipping (especially for Prime members) and thousands of user reviews. Pricing often mirrors NutraBio’s website.
• Cons: Be cautious of third-party sellers who may only sometimes deliver the freshest batches.
• Price: $53.99 for 30.5 servings ($1.77 per serving); $104.99 for 73.8 servings ($1.42 per serving).

3. Vitacost

• Pros: Vitacost is the budget-friendly champ. It consistently offers lower prices, regular promotions, and a rewards program to make NutraBio Protein Price even easier on your wallet. Another bonus is that orders over $49 include free shipping.
• Cons: The user interface could be clearer. Choices are extremely limited for NutraBio Isolate flavors.
• Price: With discounts, $48.99 for 30.5 servings ($1.60 per serving); $94.49 for 73.8 servings ($1.28 per serving).

Bottom Line

If you value variety and all supplement choices, head to NutraBio’s website. For convenience, Amazon is tough to beat. But if you want to stretch your dollar without sacrificing quality, Vitacost is the go-to for the best NutraBio Protein Isolate Powder deal when on discount.

💸 Does NutraBio Have A Money Back Guarantee?

When purchasing NutraBio Isolate Whey Protein, you might wonder about the company’s confidence in its products. NutraBio backs its supplements with its Forever & A Day Guarantee, ensuring your satisfaction is their top priority.

The guarantee allows you to return NutraBio Isolate Whey Protein for a full refund without questions, a 30-day time limit, or any other hurdles. For full details, check out their official shipping and returns policy.

If you’re hesitant about trying NutraBio Isolate Whey Protein, rest easy knowing your investment is protected by a no-hassle return policy that sets a high standard in the supplement industry.

⚡TL;DR Take Away Message

• Best Variety: NutraBio’s website offers exclusive flavors and a full product line.
• Most Convenient: Amazon provides fast shipping and reliable service.
• Best Value: Vitacost consistently has the lowest prices with discounts. However, does not offer all flavors.
• Money-Back Guarantee: NutraBio’s Forever & A Day Guarantee ensures risk-free purchases with a no-hassle return policy.

Value: 8 of 10.
Rest assured, NutraBio Isolate Whey Protein stands out as a leader in the protein powder industry. While it may not feature certifications from widely recognized third-party organizations, NutraBio’s commitment to transparency and quality will not be denied.

With its fully disclosed ingredient list and third-party testing, NutraBio Isolate Whey Protein continues to set a high standard in a crowded market.

⚛️ Is NutraBio WPI Amino Spiked

In protein powders, amino spiking is a real concern for gym-goers and fitness enthusiasts. I’m 100% confident that NutraBio Protein is clear of any amino spiking. Why? Because NutraBio backs its quality claims with full transparency and independent third-party testing. Let’s break it down.

🔬 Transparent, Full-Disclosure Protein Label

Regarding NutraBio WPI, transparency isn’t just a buzzword—it’s built into the label. Every ingredient is disclosed to the gram, eliminating the need for guesswork. Let’s break it down to see why NutraBio WPI passes the amino spiking test.

Each serving of NutraBio WPI lists 28.74 grams of whey protein isolate as the sole protein source. Based on research (ScienceDirect 1, ScienceDirect 2), WPI typically contains 0-2% carbohydrates. This translates to an estimated 0 to ~0.57 grams of carbs from the WPI.

Protein Source	Amount per Serving	Estimated Carb Range (%)	Estimated Carbs (g)
Whey Protein Isolate	28.74g	0-2%	0 – 57g

Now, let’s examine the label NutraBio WPI. It lists 1 gram of total carbohydrates per serving, which aligns with the expected contributions from milk. Knowing the amount of protein in the formula helps assess whether NutraBio WPI is protein-inflated. However, there’s more.

With NutraBio’s commitment to transparency, the full disclosure label backs up its no-amino-spiking claim. You can trust what’s listed on the label because of Checkmysupps.com. In an industry full of vague proprietary blends, NutraBio WPI sets a clear benchmark for what true transparency looks like.

🔬 Full Amino Acid Profile Analysis

When you pick up a container of NutraBio Isolate, you’re greeted with bold statements: 100% whey protein isolate, no protein spiking, no proprietary blends. But is NutraBio Isolate different from “the other guys” who offer empty promises? Or does it stand tall, delivering substance and quality? Let’s find out.

When assessing the quality of a protein powder, the amino acid profile is the clearest indicator of transparency, trust, and integrity. NutraBio Isolate takes it further by providing a fully transparent breakdown of its amino acid composition on every label and product description. Here’s what the data shows:

Each serving of NutraBio Isolate delivers 10.4% leucine, or 2.6 grams. Research supports this and is within the expected range for high-quality whey protein isolates.

(2.6 g leucine / 25 g protein) × 100 = 10.4% leucine per serving

Occasionally, leucine percentages may deviate from these typical ranges due to factors like verified grass-fed sourcing, low-quality whey, or potentially amino spiking. Since NutraBio Isolate is not a grass-fed protein, its full transparency and amino acid disclosure further reinforce its authenticity. Unlike competitors hiding behind proprietary blends, NutraBio Isolate ensures you know exactly what you’re getting.

NutraBio Isolate is committed to quality. How do I know this? Let’s examine checkmysupps.com, a third-party inspection website. 

🔬 Independent Third-Party Verification

NutraBio Whey Protein Isolate doesn’t just make promises—it delivers proof. With Checkmysupps.com, NutraBio redefines transparency: Check, verify, and trust. There are no proprietary blends or gimmicks—just full disclosure backed by independent third-party testing.

🔎 What is Checkmysupps.com?

Checkmysupps.com is NutraBio’s answer to transparency in the supplement industry. By entering the NutraBio Lot Number on your container, you gain instant access to detailed lab results for your specific batch. This tool ensures you know exactly what’s in your protein powder.

🔎 Why NutraBio Whey Protein Isolate Stands Out

1. No Proprietary Blends: Every ingredient and its exact amount are listed clearly, eliminating vague terminology and misleading claims.
2. Independent Testing: Each batch undergoes third-party lab testing to confirm it meets label claims, eliminating concerns about amino spiking or fillers.
3. Actionable Transparency: While competitors offer big talk and no proof, NutraBio provides the data upfront. Use your NutraBio Lot Number to see the results for yourself.

🔎 Why Checkmysupps.com Matter

NutraBio Whey Protein Isolate isn’t just another protein powder—it’s a gold standard for integrity. Competitors hide behind terms like “Protein Matrix” and “Proprietary Blends,” leaving customers in the dark. NutraBio’s full-disclosure approach ensures you know what you’re putting into your body, setting a new industry benchmark for trust and transparency.

📊 Protein Powder Comparison

NutraBio Whey Protein Isolate Supplement is an industry leader in transparency, value, and testing. Compared to popular brands like Optimum Nutrition, Rule 1, and Transparent Labs, NutraBio may offer a cleaner label and higher transparency. Let’s examine how It compares to these competitors.

🆚 Whey Protein Powder Comparison: NutraBio Vs Optimum Nutrition

NutraBio Whey Protein Isolate Supplement and Optimum Nutrition Gold Standard Whey are two top contenders when selecting a high-quality protein powder. Both have earned respect in the fitness community, but which one is the better choice? Let’s break it down.

NutraBio Whey Protein Isolate Supplement leads the pack with its fully transparent label. Consumers will know exactly what they are getting in each container. With zero added sugars, fewer carbs (1g vs. 4g), and slightly higher protein per serving (25g vs. 24g), NutraBio Whey Protein Isolate Supplement provides 30.5 servings per container, compared to ON’s 29.

However, ON Gold Standard Whey wins on price. At $1.34 per serving, it offers value for budget-conscious buyers compared to NutraBio’s $1.70. ON also excels with its amino acid profile, delivering a slightly higher leucine percentage (10.83% vs. 10.4%) and total BCAAs (5.5g vs. 5.3g), critical for muscle recovery and growth.

The Bottom Line
NutraBio Whey Protein Isolate Supplement is an amazing pick if you prioritize transparency, a minimal ingredient list, and third-party testing. However, ON Gold Standard Whey is tough to beat for those on a budget. While ON Gold Standard Whey may offer some level of third-party testing, it is not transparent. 

For a deeper dive into Optimum Nutrition, check out my full review here. Or, grab your tub of ON Gold Standard Whey on Amazon to see if it’s the right fit for your goals.

Comparison Metrics	NutraBio Whey Protein Isolate Alpine Vanilla	ON Gold Standard Vanilla Ice Cream
Leucine	2.6 grams	2.6 grams
Leucine Percent	10.4%	10.83%
Total BCAAs	5.3 grams	5.5 grams
Protein per Serving	25 grams	24 grams
Carbs per Serving	1 gram	4 grams
Fiber per Serving	0 gram	0 gram
Total Sugars	0 gram	1 gram
Calories	120	120
Serving Size	29.76 grams	31 grams
Number of Servings	30.5 servings	29 servings
Amazon Price	$51.99	$39.04
Price per Serving	$1.70	$1.34

🆚 Whey Protein Powder Comparison: NutraBio vs Rule 1

Both advertise a high-quality protein when comparing NutraBio Whey Protein Isolate Vanilla to Rule 1 Protein Isolate Vanilla. However, their transparency, nutritional profiles, and price differences make this contest an open and closed case.

Transparency and Labeling
NutraBio Whey Protein Isolate Vanilla stands out with its industry-leading Checkmysupps.com. This site details the leucine lot testing date and checks for amino spiking. Rule 1 relies on proprietary blends and does not disclose leucine content or BCAA amounts, which could concern those prioritizing transparency.

Nutritional Breakdown
Both options deliver 25 grams of protein per serving with 1 gram of carb. Usually, seeing 1 gram of carb is eye-raising. Here’s why: potential for protein inflation. However, NutraBio’s Checkmysupps.com will remove any buyer’s remorse.

Value for Price
Rule 1 takes a commanding lead in price, costing $30.40 for 28 servings ($1.09 per serving) compared to NutraBio’s $51.99 for 30.5 servings ($1.70 per serving). If budget is your priority, Rule 1 is the more affordable choice. Purchase a container of Rule 1 Whey Isolate on Amazon. 

The Bottom Line

If transparency and quality are your major concerns, buy NutraBio Whey Protein Isolate. If you’re looking for a more budget-friendly option, go with Rule 1 Protein Isolate. For a deeper dive into Rule 1, check out my review here. 

Comparison Metrics	NutraBio Whey Protein Isolate Alpine Vanilla	Rule 1 Protein Isolate  Vanilla
Leucine	2.6 grams	Proprietary, Not Shared
Leucine Percent	10.4%	Proprietary, Not Shared
Total BCAAs	5.3 grams	Proprietary, Not Shared
Protein per Serving	25 grams	25 grams
Carbs per Serving	1 gram	1 gram
Fiber per Serving	0 gram	0 gram
Total Sugars	0 gram	1 gram
Calories	120	110
Serving Size	29.76 grams	30 grams
Number of Servings	30.5 servings	28 servings
Amazon Price	$51.99	$30.40
Price per Serving	$1.70	$1.09

🆚 Whey Protein Powder Comparison: NutraBio vs Transparent Labs

When comparing NutraBio 100% Whey Protein and Transparent Labs Grass-Fed Whey, your choice ultimately depends on what matters most to you: transparency, protein quality, or cost. 

NutraBio 100% Whey Protein delivers on its promise of full transparency and clean nutrition. Each serving provides 25 grams of protein with 10.4% leucine content, making it an excellent choice for those tracking macros. At just 120 calories and 1 gram of carbs per serving, NutraBio 100% Whey Protein is ideal for anyone prioritizing a low-calorie, low-carb diet.

Transparent Labs Grass-Fed Whey brings 28 grams of protein per serving and 2.9 grams of leucine to the table, giving it an edge in raw protein content. It also offers slightly more BCAAs (5.9 grams vs. NutraBio’s 5.3 grams). However, this comes at a cost—literally and nutritionally—with 130 calories per serving compared to NutraBio’s 120 and a steeper price per serving at $1.80 versus NutraBio’s $1.70. Transparent Labs advertises its whey as grass-fed, but without third-party verification, this claim feels more like marketing than fact.

The Bottom Line
If transparency is your priority, NutraBio 100% Whey Protein wins. It delivers straightforward macros, fewer calories, and a better price per serving. Transparent Labs may offer slightly more protein per scoop, but it comes with added calories, a higher price, and no third-party verification for its grass-fed claim. NutraBio’s full ingredient disclosure isn’t just refreshing—it’s a promise that leaves no room for guesswork.

For a more in-depth breakdown, check out my full Transparent Labs Protein Review or shop Transparent Labs here on Amazon.

Comparison Metrics	NutraBio Whey Protein Isolate Alpine Vanilla	Transparent Labs Protein French Vanilla
Leucine	2.6 grams	2.9 grams
Leucine Percent	10.4%	10.36%
Total BCAAs	5.3 grams	5.9 grams
Protein per Serving	25 grams	28 grams
Carbs per Serving	1 gram	1 gram
Fiber per Serving	0 gram	0 gram
Total Sugars	0 gram	1 gram
Calories	120	130
Serving Size	29.76 grams	34.3 grams
Number of Servings	30.5 servings	30 servings
Amazon Price	$51.99	$53.99
Price per Serving	$1.70	$1.80

📜 Is NutraBio Protein Isolate 3rd Party Tested?

When it comes to ensuring the quality and safety of your supplements, third-party testing is a non-negotiable standard. So, is NutraBio Protein Isolate third-party tested? The answer is an emphatic yes, and here’s how they back it up.

NutraBio Protein Isolate stands out in the supplement industry by undergoing rigorous third-party testing to ensure that every claim on the label matches what’s inside. Through partnerships with trusted third-party laboratories like Eurofins and their proprietary Checkmysupps.com platform, NutraBio provides consumers with detailed verification for each lot produced.

🔎 Evidence of Third-Party Testing

1. Eurofins Certificate of Analysis
   Every batch of NutraBio Protein Isolate is Eurofins-certified, ensuring accurate protein content and zero contaminants.
2. GMP Compliance Certification
   NutraBio Protein Isolate is manufactured in a GMP-certified facility, a standard in the supplement landscape.
3. Halal Certification
   Looking for a Halal-certified protein? NutraBio Isolate has the certification.
4. Kosher Certification
   NutraBio is certified as Kosher.
5. Checkmysupps.com Transparency
   NutraBio’s Checkmysupps.com lets you verify your NutraBio Protein Isolate with just the lot number on your container. Independent lab results, verified by Minnesota Valley Testing Laboratories, Inc. (MVTL), confirm the protein content, amino acid profile, and absence of amino spiking.

With NutraBio, transparency is more than a promise—it’s proof. While competitors hide behind vague claims, NutraBio delivers hard data so you can trust what’s in every scoop.

🔩🍗 Amino Spiked Protein Powder

If you’re wondering about amino-spiked protein powders, I can help you. Based on my review criteria, I’ve compiled a list of protein powders that are most likely amino-spiked. If you want to read the reviews, they are linked below.

• Built With Science Protein Review
• Now Foods Protein Isolate Review
• BulkSupplements.com Whey Protein Isolate Powder Review
• PEScience Select Protein review
• Is Jacked Factory good? (All dairy-based Jacked Factory powders)
• Does Rule 1 Amino spike? (All Rule 1 protein powders)
• Pure Protein Powder review

This is just a short list of amino-spiked protein powders. Visit all of JKremmer Fitness unbiased protein powder reviews to see which protein powders are amino spiked.

⚡TL;DR Take Away Message

NutraBio Whey Protein Isolate is 100% free of amino spiking, backed by its transparent, fully disclosed ingredient label and independent third-party testing through Checkmysupps.com. With detailed amino acid profiles and batch-specific lab results, NutraBio sets a gold standard for transparency in the supplement industry, ensuring you get exactly what’s promised in every scoop.

Amino Spiking: 10 out of 10.
NutraBio Isolate Protein earns a perfect score for its transparent and authentic approach to quality. Its fully disclosed amino acid profile and 2.6 grams of leucine per serving (10.4% leucine content) indicate zero amino acid spikes.

Third-party verification through Minnesota Valley Testing Laboratories ensures that what’s listed on the label matches what’s in the container. NutraBio’s commitment to transparency and using platforms like Checkmysupps.com set the standard for trust.

🥤 What’s The Best Way To Mix NutraBio Isolate Protein

The directions for mixing NutraBio Isolate Protein are as listed on the container:

• One scoop
• Mix into 5-6 ounces of water or your preferred beverage
• Adjust the liquid to match your desired taste and consistency

I like to use about 8 ounces of liquid. It doesn’t dilute the flavor too much and ensures NutraBio Isolate Protein blends flawlessly. Whether you’re prepping a quick breakfast shake or need a post-gym recovery boost, mixing NutraBio Isolate Protein is a breeze. Every shake turns out smooth, no matter the liquid ratio.

  🥄 Does NutraBio Isolate Protein Come With A Scoop?

Yes, NutraBio Isolate Protein does come with a scoop! The mixing directions even mention it; I can confirm it’s ready to go.

⚡TL;DR Take Away Message

NutraBio Isolate Protein mixes flawlessly with 5-8 ounces of water or your preferred beverage, delivering a smooth shake every time. Yes, it comes with a scoop for easy preparation!

Mixability:10 out of 10.
I experienced zero clumps—no shaker wall residue, no stubborn powder hiding under the lid. Just a clean, seamless shake every time.

📋 NutraBio Whey Isolate Ingredients

NutraBio 100% Whey Isolate is one of the most transparent protein powders on the market, offering a clean and straightforward ingredient list. Unlike many brands that hide behind proprietary blends or vague descriptions, NutraBio 100% Whey Isolate keeps it simple, focusing on quality and functionality. Here’s a breakdown of its ingredients and their purposes, showing exactly what you’re putting into your body.

NutraBio Whey Protein Isolate Alpine Vanilla
Ingredient	Purpose
Whey Protein Isolate (WPI)	Main protein source
Natural Flavors (500 mg)	Flavoring
Xanthan Gum (350 mg)	Thickener and stabilizer
Salt (110 mg)	Flavoring
Sucralose (60 mg)	Zero-calorie artificial sweetener
Sunflower Lecithin	Mixability

NutraBio 100% Whey Isolate stands out because of its fully transparent label. Unlike many competitors, the label shares every bit of information, including the ingredient list, the amount of protein in the formulation, and where the protein is sourced. 

🌍 Does NutraBio Import Their Protein Powder?

When evaluating protein brands, I always ask: where does the protein come from? Budget-friendly protein powders often import their protein from India, Europe, or Asia. So, what about NutraBio Whey Isolate?

According to a NutraBio representative, NutraBio Whey Isolate sources its protein from Wisconsin. Yes, Wisconsin—is the gold standard for whey protein due to the state’s strict third-party agricultural and dairy regulations. Pure Choice Farms is one of the few brands I know sourcing from Wisconsin, and you already know how I feel about Wisconsin whey: it’s top-tier. Check out my Pure Choice Farms review to see why this Wisconsin-based protein is also an “Industry Leader.”

Although I didn’t receive a Certificate of Analysis (CoA), I have no reason to doubt NutraBio’s claim. Why? A company willing to provide this level of transparency wouldn’t risk credibility by misleading consumers. It’s also uncommon for brands to pinpoint whey sourcing to one state. For comparison, Raw Grass Fed Whey sources from Iowa, while Naked Whey claims its whey comes from Northern California. Check out both of my Naked Whey Protein Review and Raw Grass Fed Whey Review.

For comparison’s sake, these protein powders source their protein internationally: MyProtein Impact Whey Isolate, and Pure Protein. Optimum Nutrition Gold Standard Whey sources their whey from India. I did a comparison between ON Gold Standard Whey vs Pure Choice Farms.

NutraBio’s commitment to quality and traceability adds to the trustworthiness of NutraBio Whey Isolate, making it a standout in an industry full of vague “imported whey” claims.

⚡TL;DR Take Away Message

NutraBio 100% Whey Isolate boasts a clean, fully transparent ingredient list, free from proprietary blends. Its protein is sourced from Wisconsin, known for its high-quality dairy standards, adding unmatched credibility to its claims.

Ingredients List: 10 out of 10.
NutraBio 100% Whey Isolate delivers a clean, minimal ingredient profile that gym-goers who prioritize transparency will appreciate. However, if you’re actively avoiding artificial sweeteners, NutraBio 100% Whey Isolate is off your list.

My only critique of NutraBio’s 100% Whey Isolate is that it needs to be cold-processed. I look for this feature in premium protein powders, especially at this price point, to ensure minimal protein denaturation during manufacturing.

🥗 NutraBio Whey Protein Isolate Nutrition Facts

Regarding protein powders, NutraBio Protein Isolate Powder stands out with its minimal ingredient list and transparent nutritional profile. Designed for those who value clean ingredients, NutraBio is a no-frills option.

NutraBio Whey Protein Isolate Alpine Vanilla
Nutrients	Amount per Serving
Serving Size	29.76 grams
Calories	120
Total Fat	0 gram
Sodium	110 milligrams
Total Carbohydrates	1 gram
Dietary Fiber	0 gram
Total Sugars	1 gram
Protein	25 grams

Whether you’re an athlete focused on building muscle or someone aiming to manage weight effectively, NutraBio Protein Isolate Powder delivers quality nutrition without unnecessary extras.

🍗 Protein Percentages in NutraBio Isolate Protein Flavors

Understanding percent protein per serving can help you be a more informed buyer, especially if you want to avoid as many fillers as possible. NutraBio Isolate Protein offers a minimal ingredient list. The next issue is which flavor you want. I’ve provided a breakdown of all the NutraBio Whey Protein Isolate flavors, ranked from highest to lowest:

Top 3 Flavors by Protein Percentage:

• Unflavored: 25g protein / 28.74g serving = 87% protein per serving
• Cookies and Cream: 25g protein / 29.47g serving = 85% protein per serving
• Cinnamon Sugar Donut: 25g protein / 29.94g serving = 84% protein per serving

Other Flavors:

• Alpine Vanilla: 25g protein / 29.76g serving = 84% protein per serving
• Blueberry Muffin: 25g protein / 30.29g serving = 83% protein per serving
• Strawberry Ice Cream: 25g protein / 30.15g serving = 83% protein per serving
• Dutch Chocolate: 25g protein / 30.41g serving = 82% protein per serving
• Vanilla Caramel: 25g protein / 30.74g serving = 81% protein per serving
• Chocolate Peanut Butter Bliss: 25g protein / 31g serving = 81% protein per serving

Lowest Protein Percentage:

• Chocolate Dipped Macaroon: 25g protein / 33.9g serving = 74% protein per serving

Average Protein Percentage: The average protein content is 82.9% across all flavors.

🍨 Is NutraBio Lactose-Free?

NutraBio Whey Protein Isolate is not entirely lactose-free. However, many people with minor lactose sensitivities tolerate its low lactose content. Personally, the only digestive issue I experienced was a mild feeling of fullness, which isn’t a dealbreaker.

⚡TL;DR Take Away Message

NutraBio Whey Protein Isolate delivers 25g of protein per 120-calorie serving with an average protein percentage of 82.9% across flavors. Its minimal ingredient list makes it a clean option for muscle building or weight management. While not completely lactose-free, it’s low in lactose and generally well-tolerated. The unflavored variety offers the highest protein percentage at 87%.

Nutrition Facts: 8.5 out of 10. 
NutraBio Protein Isolate Powder is high-quality. Its minimal ingredient profile ensures more protein and fewer fillers, making it a great option for those who value clean nutrition.

👌Does NutraBio Taste Good?

When I purchased through VitaCost, the website layout made the flavor selection slightly smoother. At the time, they only had one option: Alpine Vanilla. So, does Whey Protein Isolate by NutraBio deliver on its vanilla flavor profile?

Absolutely, yes!

Whey Protein Isolate by NutraBio features a unique whipped consistency—a light, airy texture reminiscent of a malted milkshake. This unexpected body elevates the drinking experience without being overpowering.

As for the flavor? Whey Protein Isolate by NutraBio gets vanilla just right. The clean, rich notes hit all the right spots without being overly sweet or leaving that medicinal aftertaste common with artificial sweeteners.

If Whey Protein Isolate by NutraBio can nail vanilla this well, it’s a strong indicator that their other flavors are just as impressive. But don’t just take my word for it—let’s explore what Amazon reviewers say about Whey Protein Isolate by NutraBio.

⭐️ Amazon Whey Protein Review: NutraBio Isolate Review

As of the release of this NutraBio Isolate Review, the product holds a 4.4 out of 5-star rating on Amazon, based on feedback from 3,500 reviewers. Here’s what people love about Whey Protein Isolate by NutraBio:

Pros:

• The simple, high-quality ingredient profile earns consistent praise.
• Reviewers appreciate its ease of mixing and fantastic flavor.
• Many highlight the low-lactose formula as a big win, especially for those with sensitivities.

Cons:

• Be cautious when choosing a seller—some reviewers reported receiving expired products.
• A few users found the Whey Protein Isolate by NutraBio overly sweet.
• Some reviewers felt misled by including artificial sweeteners and sunflower lecithin in the ingredient list.

What’s my take after this NutraBio Isolate Review and Amazon feedback?

Taking flavor out of the equation, NutraBio Protein Powder is a top-tier choice. Most complaints stem from confusion about labeling. For example, “100% WPI” refers to the purity of the protein source, not that it’s the sole ingredient. Similarly, sunflower lecithin is included for mixability—it’s a common, harmless additive.

Some reviewers criticized the inclusion of sunflower oils, which seem more tied to individual lifestyle preferences than genuine product issues.

Whey Protein Isolate by NutraBio is a standout choice for quality-conscious buyers. Let’s wrap up this NutraBio Isolate Review with my final thoughts.

🏁 NutraBio 100% Whey Protein Isolate Review – Final Thoughts

Regarding transparency and quality, NutraBio Protein Powder is in a league of its own. Throughout this review, it’s clear that NutraBio doesn’t just meet industry standards—they set them. From their no-compromise ingredient labels to rigorous third-party testing, NutraBio delivers a product that inspires confidence with every scoop.

Here’s a quick recap of the key takeaways from this review:

1. Unmatched Transparency: NutraBio Protein Powder leads the way with its full-disclosure labels and Checkmysupps.com platform, proving they have nothing to hide. Every ingredient and its exact amount are shared, setting a gold standard in the supplement world.
2. Quality-Driven Nutrition: With 25 grams of protein per serving, 10.4% leucine, and minimal carbs, NutraBio Protein Powder delivers exactly what serious gym-goers need. Plus, their Wisconsin-sourced whey offers a rare traceability level in the industry.
3. Impressive Mixability and Flavor: Whether you’re blending it with water or milk, NutraBio Protein Powder mixes seamlessly. Alpine Vanilla stands out for its clean flavor, without the overpowering sweetness or chalky aftertaste common in many protein powders.

Before purchasing, you may wonder if NutraBio is a good brand. Read my final thoughts about NutraBio Protein Powder and my final score.

⭐️ Is NutraBio A Good Brand?

NutraBio Supplements has earned its reputation as a leader in the supplement industry. From its full-disclosure labels to rigorous third-party testing, NutraBio delivers a level of transparency unmatched by most competitors. Its commitment to quality ensures that all NutraBio Supplements—from whey protein isolate to pre-workout formulas—meet its highest standards.

NutraBio Supplements goes beyond marketing buzzwords. With tools like Checkmysupps.com, you can verify your product’s quality and batch-specific lab results, giving you confidence in your consumption. 

For those who prioritize ingredient integrity, science-backed formulations, and reliable results, NutraBio Supplements is a standout choice. While they may come with a premium price tag, the peace of mind they provide makes them well worth it.

Are you looking for more protein reviews? Here are all of JKremmer Fitness unbiased protein powder reviews. Are you looking for a protein review that I haven’t done yet? Email me at my ‘Contact Me’ page, and I’ll do my best to get an unbiased review out in 4 weeks. 

🧐 NutraBio 100% Whey Protein Isolate Review Round-Up

Category	Score
Value	8 out of 10
Amino Spiking	10 out of 10
Shakeability Test	10 out of 10
Ingredient List	10 out of 10
Nutrition Facts	8.5 out of 10
Overall Score	46.5/50, 93%, Industry Leader

📑 Sources

Chaudry, M. M., Nutrabio Labs, Inc., & Islamic Food and Nutrition Council of America (IFANCA). (2024). IFANCA HALAL PRODUCT CERTIFICATE (pp. 1–6). https://cdn.shopify.com/s/files/1/0266/5152/5328/files/halal-certification.pdf?v=1712867144

Genack, M. (2024). Kosher certification of Nutrabio Labs, Inc. products. In Orthodox Union, Kosher Certification (pp. 1–4). https://cdn.shopify.com/s/files/1/0266/5152/5328/files/nutrabio_ou_kosher_loc1.pdf?datetimestamp=1734189859755

Gorissen, S. H. M., Crombag, J. J. R., Senden, J. M. G., Waterval, W. a. H., Bierau, J., Verdijk, L. B., & Van Loon, L. J. C. (2018). Protein content and amino acid composition of commercially available plant-based protein isolates. Amino Acids, 50(12), 1685–1695. https://doi.org/10.1007/s00726-018-2640-5

Morr, C., & Ha, E. (1991). Off-flavors of whey protein concentrates: A literature review. International Dairy Journal, 1(1), 1–11. https://doi.org/10.1016/0958-6946(91)90024-3

Norwood, E., Pezennec, S., Burgain, J., Briard-Bion, V., Schuck, P., Croguennec, T., Jeantet, R., & Floch-Fouéré, C. L. (2016). Crucial role of remaining lactose in whey protein isolate powders during storage. Journal of Food Engineering, 195, 206–216. https://doi.org/10.1016/j.jfoodeng.2016.10.010

NutraBio Brands. (n.d.). Shipping & Returns Policy. https://nutrabio.com/pages/shipping-returns#:~:text=NutraBio’s%20Forever%20%26%20A%20Day%20Guarantee&text=Whether%20you%20purchased%20our%20product,to%20issue%20a%20complete%20refund

NutraBio Labs, Inc. (n.d.). Audit recognition. https://cdn.shopify.com/s/files/1/0266/5152/5328/files/GMP-Certificate.pdf

NutraBio Labs, Inc. (2024). Audit recognition. In Eurofins Food Assurance, Eurofins GMP for Dietary Supplements (Audit Certificate No. FSS2024-0119_1; pp. 1–1). https://cdn.shopify.com/s/files/1/0266/5152/5328/files/Eurofins-Certificate.pdf

Stark, M., Lukaszuk, J., Prawitz, A., & Salacinski, A. (2012). Protein timing and its effects on muscular hypertrophy and strength in individuals engaged in weight-training. Journal of the International Society of Sports Nutrition, 9(1). https://doi.org/10.1186/1550-2783-9-54

USDA National Nutrient Database for Standard Reference Legacy. (2018). Nutrient content in household measure. https://www.nal.usda.gov/sites/default/files/page-files/leucine.pdf