Optimum Nutrition Whey Gold Standard supplement bottle
Optimum Nutrition

Whey Gold Standard Review

What We Researched
1 active ingredient analyzed · 7 inactive ingredients decoded · 10 brand certifications checked · Last updated: Aug 2026
50
Product Score Poor
100
Brand Score Excellent

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Very Poor

Supplement Facts

IngredientAmount% DV
Enzyme Complex (Amylase, Protease, Cellulase, Beta-D-Galactosidase, Lipase)
Bioavailability Fair

Absorption Rating

  • Enzyme Complex (Amylase, Protease, Cellulase, Beta-D-Galactosidase, Lipase) Fair
Other Ingredients Excellent

Fillers & Additives

  • Protein Blend (Whey Protein Isolates (_Milk_) [Contains Emulsifier: _Soy& Lecithin]
  • Whey Protein Concentrate (_Milk_)
  • Whey Peptides (_Milk_)
  • Flavouring
  • Salt
  • Sweeteners (Acesulfame Potassium
  • Sucralose)
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Supplement Facts

Ingredient Amount % Daily Value
Enzyme Complex (Amylase, Protease, Cellulase, Beta-D-Galactosidase, Lipase)

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Protein Blend (Whey Protein Isolates (_Milk_) [Contains Emulsifier: _Soy& Lecithin] Unknown
Whey Protein Concentrate (_Milk_) Unknown
Whey Peptides (_Milk_) Unknown
Flavouring Unknown
Salt Safe

It is used as a flavoring agent.

Sweeteners (Acesulfame Potassium Unknown
Sucralose) Unknown
Brand Trust Report
Optimum Nutrition

Founded 1986 · Downers Grove, IL, United States · 311 products · optimumnutrition.com

Certifications

10 certifications
Consumerlab Verified Source
Informed Sport Verified Source
Labdoor Verified Source
Nsf Certified For Sport Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source
Informed Choice Verified

Transparency

5 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source
In House Testing — Verified Source
Contains Proprietary Blend — True

Violation History

5 incidents
Prop 65 Lead2025-07-21Source
Prop 65 Lead2024-11-22Source
Recall Various nutritional and beverage products2022-07-28Source
Prop 65 Lead2017-03-10Source
Lawsuit Deceptive claims about the plant-based enzyme 'Aminogen' and its effect on protein digestion and absorption.2013Source
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Frequently Asked Questions
Is Optimum Nutrition Whey Gold Standard a good supplement?

Optimum Nutrition Whey Gold Standard received a product quality score of 50/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 1 active ingredients Of the 7 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, Optimum Nutrition, holds a brand trust score of 100/100 with 10 verified certifications including Consumerlab, Informed Sport, Labdoor, Nsf Certified For Sport.

What are the ingredients in Optimum Nutrition Whey Gold Standard?

Optimum Nutrition Whey Gold Standard contains 1 active ingredients: Enzyme Complex (Amylase, Protease, Cellulase, Beta-D-Galactosidase, Lipase). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Optimum Nutrition Whey Gold Standard safe to take?

Optimum Nutrition Whey Gold Standard has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Optimum Nutrition a trustworthy supplement brand?

Optimum Nutrition receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1986 and headquartered in Downers Grove, IL, United States, the company offers 311 products in their lineup. They hold 10 verified certifications including Consumerlab, Informed Sport, Labdoor, Nsf Certified For Sport. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Optimum Nutrition has 5 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.