Provider Recommended
Dan Haecker
CISSNSports Nutrition
10% off your first order, applied automatically at checkout
About Dan
Dan is the founder of Optimal Labs and a Certified Sports Nutritionist by the International Society for Sports Nutrition. Dan has helped thousands of people achieve their health, wellness, and fitness goals. Outside nutrition, Dan does tens of thousands of burpees per year and is an active USA Taekwondo coach and athlete.
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Dan’s Picks
Sale
OptimalAmino® Tablets - Fitness Bundle
Sale
OptimalAmino® Powder - Fitness Bundle
Sale
OptimalAmino® OTG Variety - Fitness Bundle
Sale
OptimalStack® - 30 Servings
About OptimalAmino
The essential amino acid supplement Dan recommends.
NSF Certified for Sport
Every batch is tested for more than 290 banned substances and contaminants. See the listing
Published clinical trial
Studied in a randomized, placebo controlled trial at the University of Tampa, published in 2026. Read the study
Full label transparency
Every essential amino acid is printed on the label with its exact amount per serving. No proprietary blend, so you can check the formula against the research yourself. See the label