SupplementScience

Types of Creatine: Forms & Bioavailability

DJP
Reviewed by , MD, Board Certified Internal Medicine

This content is for informational purposes only and does not constitute medical advice. Consult your healthcare provider before starting any supplement. Full disclaimer

Forms Comparison

FormBioavailabilityBest For
Creatine MonohydrateHigh (99%+ absorption)All purposes — gold standard, most researched, most cost-effective
Micronized Creatine MonohydrateHighBetter mixability — same efficacy as standard monohydrate, finer particle size
Creatine HCl (Hydrochloride)HighThose with stomach sensitivity — more soluble, smaller doses claimed
CreapureHighPurity-conscious consumers — German-manufactured with 99.99% purity guarantee

Creatine Monohydrate

Bioavailability: High (99%+ absorption). Best for: All purposes — gold standard, most researched, most cost-effective.

Micronized Creatine Monohydrate

Bioavailability: High. Best for: Better mixability — same efficacy as standard monohydrate, finer particle size.

Creatine HCl (Hydrochloride)

Bioavailability: High. Best for: Those with stomach sensitivity — more soluble, smaller doses claimed.

Creapure

Bioavailability: High. Best for: Purity-conscious consumers — German-manufactured with 99.99% purity guarantee.

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References

  1. (). International Society of Sports Nutrition position stand: safety and efficacy of creatine supplementation in exercise, sport, and medicine. Journal of the International Society of Sports Nutrition. DOI
  2. (). Effects of creatine supplementation and resistance training on muscle strength and weightlifting performance. Journal of Strength and Conditioning Research. DOI
  3. (). Effects of creatine supplementation on cognitive function of healthy individuals: A systematic review of 6 randomized controlled trials. Experimental Gerontology. DOI