Nutrition Science
CRN Reaffirms Creatine Safety, Updates Observed Intake Level to 10 Grams Per Day
The Council for Responsible Nutrition (CRN) has reaffirmed the safety of creatine monohydrate, updating its highest observed intake (HOI) level for adults to 10 grams per day following a review of 162 clinical studies.
Talia Sharir·November 6, 2026