Our Verdict
The industry workhorse. Informed Sport certified, micronized for better mixing, available at virtually every supplement retailer. At $0.25/serving it offers strong value with reliable quality. Not Creapure, but micronized creatine monohydrate from a brand with decades of consistent results — a reliable runner-up to Thorne for everyone who doesn't need the absolute top tier.
Evident Ratings
Optimum Nutrition Optimum Nutrition Micronized Creatine Monohydrate
Scored across 5 dimensions on a 5-point scale
About Optimum Nutrition
Optimum Nutrition has been one of the most established sports supplement brands since 1986 and is owned by Glanbia, a major dairy and nutrition multinational with extensive QC infrastructure.
Product specifications
- Type
- Creatine Monohydrate (Micronized)
- Serving Size
- 5g
- Servings Per Container
- 60
- Form
- Unflavored Powder
- Third-Party Tested
- Informed Sport Certified
- Other Ingredients
- None
See how Optimum Nutrition stacks up against every creatine we tested
Our full creatine comparison ranks every brand across the same scoring dimensions you saw above — formulation, testing, trust, value, and sourcing.
See Best Creatine →Other top creatine we tested
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