Optimum Nutrition

Founded 1986 · Downers Grove, IL, United States · 95 products · optimumnutrition.com

Certifications

9 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

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
Products by Optimum Nutrition (showing 10 of 176)
Serious Mass 100% Whey Protein Powder - Chocolate - 2.96lbs - 4 Servings
Serious Mass 100% Whey Protein Powder - Chocolate - 2.96lbs - 4 Servings
Product 78 Brand 92
Opti-Men
Opti-Men
Product 78 Brand 92
Gold Standard® 100% Casein, Cookies & Cream, 3.85 lb (1.75 kg)
Gold Standard® 100% Casein, Cookies & Cream, 3.85 lb (1.75 kg)
Product 78 Brand 92
Gold Standard® 100% Casein, Chocolate Peanut Butter, 3.97 lb (1.8 kg)
Gold Standard® 100% Casein, Chocolate Peanut Butter, 3.97 lb (1.8 kg)
Product 78 Brand 92
Gold Standard® 100% Casein, Chocolate Supreme, 1.87 lb (850 g)
Gold Standard® 100% Casein, Chocolate Supreme, 1.87 lb (850 g)
Product 78 Brand 92
Gold Standard® 100% Casein, Chocolate Supreme, 3.97 lb (1.8 kg)
Gold Standard® 100% Casein, Chocolate Supreme, 3.97 lb (1.8 kg)
Product 78 Brand 92
Essential Amin.O. Energy®, Watermelon, 1.29 lb (585 g)
Essential Amin.O. Energy®, Watermelon, 1.29 lb (585 g)
Product 78 Brand 92
Essential Amin.O. Energy®, Strawberry Lime, 9.5 oz (270 g)
Essential Amin.O. Energy®, Strawberry Lime, 9.5 oz (270 g)
Product 78 Brand 92
Essential Amin.O. Energy®, Watermelon, 9.5 oz (270 g)
Essential Amin.O. Energy®, Watermelon, 9.5 oz (270 g)
Product 78 Brand 92
Essential Amin.O. Energy®, Juicy Strawberry Burst, 9.5 oz (270 g)
Essential Amin.O. Energy®, Juicy Strawberry Burst, 9.5 oz (270 g)
Product 78 Brand 92

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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. 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.