Optimum Nutrition - Gold Standard 100% Isolate
Optimum Nutrition - Gold Standard 100% Isolate
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Optimum Nutrition - Gold Standard 100% Isolate

4.7 stars out of 582 reviews
(4.7)|
582 ratings
Optimum Nutrition - Gold Standard 100% IsolateOptimum Nutrition Gold Standard 100 Isolate Rich Vanilla 1 58 lb 720 gOptimum Nutrition 100 Whey Gold Standard Protein Isolate Powder Rich Vanilla 2 91 lbsOptimum Nutrition 100 Whey Gold Standard Protein Isolate Powder Chocolate Bliss 3 lbs

Key item features

  • Protein Powder Drink Mix, Rich Vanilla, 100% Isolate
  • Hydrolyzed and ultra-filtered whey protein isolate. Naturally & artificially flavored. 25 g Protein, 5.5 g BCAAs, 1 g Carb Gluten free 100% of the protein from whey., Banned substance tested., 24 serving., Gold standard 100% Isolate: To create gold standard 100% Isolate, we start by selecting only the highest quality whey protein which undergoes a series of sophisticated filtration process to 'isolate' out excess fat, cholesterol, and sugar. A portion of this Whey Protein Isolate is then hydrolyzed broken down into smaller chances of amino acids for easier digestion. The final product is a fast digesting complete protein containing no more 1 gram of carbohydrates, zero grams of fat and more than 80% of pure protein per serving. We put in the hard work to assure superior quality, so you can focus on achieving ambitious performance goals., Beyond the Basics: 25 grams of pure whey protein Isolate. 1 gram of Carbs per serving. Hydrolyzed and ultra-filtered whey protein Isolate. Each serving of gold standard 100% Isolate is composed of at least 80% protein. Delicious taste in 6-8 fluid ounces of cold water. 5.5 grams of naturally occurring BCAAs. 4.3 grams of naturally occurring glutamine & glutamic acid. 11.4 grams of naturally occurring essential amino acids., Informed Choice.org Trusted by Sport Informed-Choice is a quality assurance program for sports nutrition products. The program certifies that nutritional supplements that bear the Informed-Choice logo have been tested for banned substances by the world class sports anti-doping lab. LGC Limited., Ultra-filtered for exceptional purity., Using a series of sophisticated separation processes, excess fat, cholesterol, sugars, and other materials are removed so that 0 grams of total fat and 1 gram of carbohydrates remain in each serving of Gold Standard 100% Isolate., Authentic Optimum Nutrition Product: To ensure the authenticity of this product, make sure the on hologram stripe is present on the neckband, further info at: www.optimumnutrition.com/authentic., Contents sold by weight not volume. Serving scoop included, but may settle to the bottom during shipping. ON Quality: Quality tested. Quality assurance.Quality Testing: In addition to testing each ingredient that arrives at our factory to verify precise specifications, optimum nutrition test every product at different stages of production. This uncompromising commitment to quality assurance is what distinguishes us as a company. truestrength.com Manufactured in the USA, This product contains ingredients of international and domestic origin.
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Customer ratings & reviews

4.7 out of 5 stars
stars582 ratings548 reviews
How item rating is calculated
  1. 5 stars84% (490)
  2. 4 stars10% (58)
  3. 3 stars3% (17)
  4. 2 stars1% (7)
  5. 1 star2% (10)

Reviews summary

Pros
  • : Has a deep and velvety taste experience.
  • : Made with premium protein and ingredients.
  • : Creates a smooth texture when mixed with liquids.
  • : Product has a large serving capacity.
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Showing 1-3 of 548 reviews

May 23, 2025
Jenn A.
5 out of 5 stars review

Seller Verified Purchase

I Keep Coming Back to This One

I've been using Optimum Nutrition protein powder for many years now, and it's the one product I consistently come back to. Over time, I've tried a variety of brands and blends, but nothing matches the reliability, taste, and quality that ON delivers. More importantly, it's always been effective. It helps support my recovery after workouts, fits seamlessly into my daily routine, and I genuinely notice the difference when I'm using it regularly. The consistency in quality over the years is what really sets it apart. Highly recommend to anyone from beginners to experienced lifters. It's a staple in my fitness journey, and I don't see that changing anytime soon.

Review from optimumnutrition.com
Helpful?4Q6S7BQAEEAX624193462
Dec 3, 2024
iHerb customer
5 out of 5 stars review

Excellent!

Really simple to make and blends without clumps. It tastes good. It is low in calories and is a protein with many grams of protein per serving. I get the vanilla so I can add in flavours if I get bored like cinnamon powder, cocoa powder etc. This is a high quality protein.

Incentivized Review
Review from iherb.com
Helpful?4Q6S7BQAEEAX624193462
Nov 16, 2024
iHerb customer
5 out of 5 stars review

Favorite protein

This protein does not make me feel bloated! I started taking protein as I'm hitting the gym more frequently for both lifting and cardio. I bought both chocolate and vanilla and vanilla is definitely my favorite. Mixes easily and tastes so good it almost feels like a treat.

Incentivized Review
Review from iherb.com
Helpful?4Q6S7BQAEEAX624193462