Creatine
Creatine is one of the most studied sports supplements.
Creatine is a naturally occurring compound involved in energy production in muscle. Research has investigated creatine supplementation extensively, particularly alongside resistance training and short duration high intensity exercise.
When comparing products, check the creatine form, the amount per recommended serving, the serving size, the additional ingredients and the label warnings.
What is creatine monohydrate?
Creatine monohydrate is a common form of creatine used in supplements.
When comparing products, start by checking exactly what the product contains and how much is provided per recommended serving.
What should you look for?
- Creatine form
- Amount per serving
- Serving size
- Additional ingredients
- Flavourings or sweeteners
- Product instructions
- Warnings and other label information
Creatine is not a magic shortcut
Evidence suggests creatine supplementation can improve strength and power outcomes in some exercise contexts, particularly when combined with training. Results are not identical for everyone and evidence should be interpreted in context.
Sláinte explains the evidence without making personal medical or performance guarantees.
Sláinte provides product information and comparisons. It does not diagnose conditions or provide medical advice.
Related guides
Sources
- NIH Office of Dietary Supplements exercise and performance supplements
- EFSA opinion on creatine and exercise
Last reviewed: August 2026