Creatine Monohydrate Still Reigns: 2025 Evidence Confirms
The supplement market constantly introduces new creatine forms — HCL, ethyl ester, buffered, liquid, magnesium chelate. Each new form promises better absorption, fewer side effects, and faster results. But science speaks clearly: creatine monohydrate is and remains the gold standard.
The Numbers Speak for Themselves
Creatine monohydrate has been studied in more than 500 scientific studies — making it one of the most researched supplements in the world. No other creatine form has demonstrated superior effectiveness. Not one.
This is not a marketing claim. It is a fact supported by decades of controlled research.
ISSN Position Stand: Kreider et al. 2017
The International Society of Sports Nutrition (ISSN) published an extensive position stand on creatine in 2017 (Kreider et al., 2017). This document is one of the most authoritative publications on creatine. Key positions:
"Creatine monohydrate is the most effective ergogenic nutritional supplement currently available to athletes in terms of increasing high-intensity exercise capacity and lean body mass during training."
ISSN specifically emphasised:
- Creatine monohydrate is the most effective creatine form
- It is the most cost-efficient option
- No evidence exists that any other form is superior
- Creatine monohydrate is one of the safest supplements available
Rawson & Volek 2003: Effectiveness Confirmed
Rawson & Volek (2003) conducted a thorough review of creatine's effects on physical performance. Their analysis confirmed:
- Creatine monohydrate increases muscle creatine and phosphocreatine stores by 20-40% (Rawson & Volek, 2003)
- This leads to statistically significant increases in strength and power
- The effect is consistent across different populations and training conditions
The Myth of Alternatives
Let's examine the most common alternatives and what science actually shows:
Creatine HCL (Hydrochloride)
Marketing claim: Better solubility and absorption, smaller dose sufficient. Science: No comparative studies demonstrate superiority over monohydrate. Better solubility does not equal better bioavailability. Higher price without proven benefit.
Creatine Ethyl Ester
Marketing claim: Better cell membrane penetration. Science: Spillane et al. (2009) showed that creatine ethyl ester rapidly converts to creatinine (a waste product) and is less effective than monohydrate.
Buffered Creatine (Kre-Alkalyn)
Marketing claim: Stomach acid doesn't degrade it, better absorption. Science: Jagim et al. (2012) found that buffered creatine was not superior on any measure compared to monohydrate. Same effectiveness, higher price.
Liquid Creatine
Marketing claim: Convenience and rapid absorption. Science: Creatine degrades into creatinine in water over time. Liquid form is less stable and potentially less effective.
Micronised Monohydrate
One common source of confusion is micronised creatine monohydrate. To clarify:
- Micronisation means reducing particle size
- This improves solubility and mixing with liquid
- It does not change bioavailability or effectiveness
- It is simply more convenient to use — less clumping, smoother drinking
Micronised monohydrate is a good choice for convenience, but there is nothing wrong with standard monohydrate.
EFSA-Approved Claim
The European Food Safety Authority has approved a specific health claim for creatine:
"Creatine increases physical performance in successive bursts of short-term, high-intensity exercise."
This claim applies to a dose of 3g daily and is largely based on creatine monohydrate research.
Value for Money
Creatine monohydrate is also the best economic choice:
| Form | Average price/g | Proven effectiveness |
|---|---|---|
| Monohydrate | EUR 0.02–0.05 | Strong (500+ studies) |
| HCL | EUR 0.10–0.20 | Weak (limited studies) |
| Ethyl ester | EUR 0.15–0.25 | Negative (less effective) |
| Buffered | EUR 0.10–0.20 | Neutral (not superior) |
Summary
- Creatine monohydrate has been studied in over 500 scientific trials
- No alternative form has demonstrated superiority
- ISSN (Kreider et al., 2017): monohydrate is the most effective and cost-efficient
- Rawson & Volek (2003): muscle store increases of 20–40%
- Ethyl ester is proven to be less effective
- Micronisation improves mixability, not effectiveness
- EFSA confirms creatine's effect on physical performance
Dietary supplements are not a substitute for a varied, balanced diet and healthy lifestyle.
References
- Kreider RB, Kalman DS, Antonio J, Ziegenfuss TN, Wildman R, Collins R, Candow DG, Kleiner SM, Almada AL, Lopez HL. (2017). 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, 14, 18.
- Rawson ES, Volek JS. (2003). Effects of creatine supplementation and resistance training on muscle strength and weightlifting performance. Journal of Strength and Conditioning Research, 17(4), 822-831.
- Spillane M, Schoch R, Cooke M, Harvey T, Greenwood M, Kreider R, Willoughby DS. (2009). The effects of creatine ethyl ester supplementation combined with heavy resistance training on body composition, muscle performance, and serum and muscle creatine levels. Journal of the International Society of Sports Nutrition, 6, 6.
- Jagim AR, Oliver JM, Sanchez A, Galvan E, Fluckey J, Riechman S, Greenwood M, Kelly K, Meininger C, Rasmussen C, Kreider RB. (2012). A buffered form of creatine does not promote greater changes in muscle creatine content, body composition, or training adaptations than creatine monohydrate. Journal of the International Society of Sports Nutrition, 9(1), 43.
