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Optimum Nutrition

15
Products
10
Ingredients
Unknown
Quality Status

Comprehensive Brand Analysis

Fast Facts

Founded: None
Headquarters: None
Ownership: N/A
Key People: N/A

Company History & Milestones

  • 1986: Founded by Michael and Tony Costello.
  • 1990s: Launched Gold Standard 100% Whey, best-selling protein globally.
  • 1995: Acquired American Body Building.
  • 2008: Acquired by Glanbia PLC for $315M.
  • 2010s: Built GMP-certified UK facility; expanded to 100+ countries.
  • 2020s: Expanded into plant-based proteins and ready-to-drink shakes.

Product & Manufacturing Profile

Core Products

N/A

Manufacturing Model

N/A

Quality Certifications

  • Full sports nutrition line: whey, casein, creatine, amino blends, pre-workout, multivitamins.
  • Owns manufacturing facilities in U.S. and UK.
  • GMP compliant, Informed-Sport and Informed-Choice certified, BRC Grade A.
  • Tests raw ingredients multiple times; works with LGC for banned substance testing.

Third-Party Testing

N/A

Transparency

Published Testing

  • Provides ingredient and testing details online.

Trust Score

None/5
Trust Rating

Trust Score: None/10

Reasoning: Trust Score: 4/5

Optimum Nutrition has an excellent record of quality, third-party certifications, and global reach. Limited COA disclosure prevents a perfect score, but overall trust is high.

Sources

Featured Ingredients

Where to Buy This Supplement

Showing 6 of 15 available products

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