Taking creatine every day for two weeks doesn’t change how much water is in or around your cells — even though the balance between them might shift a little — at least in young women who work out regularly.

68

Pro

0

Against

Evidence from Studies

Supporting (1)

68

Community contributions welcome

68

Creatine monohydrate supplementation strategies on body composition and water distribution in female recreational athletes

Randomized Controlled Trial

Human

The study found that taking creatine didn’t change total body water, but shifted some water into muscle cells, especially with higher doses. This matches the claim.

Contradicting (0)

0

Community contributions welcome

No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Creatine monohydrate supplementation strategies on body composition and water distribution in female recreational athletes

Score: 68

DOI: 10.1080/15502783.2025.2533668

Similar Assertions

Taking 5 grams of creatine every day for two weeks doesn’t seem to change how water is distributed in the body for young women who work out regularly.

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Taking 20 grams of creatine every day for two weeks might help young active women hold more water inside their cells, which could support muscle function.

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Taking creatine for two weeks — whether a little or a lot — doesn’t change weight or body composition in young women who work out regularly.

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Taking creatine for just a week can make young, healthy guys gain a little weight and look more muscular—even if they don’t work out, mostly because of water holding in their muscles.

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Taking creatine powder for about a week—first a lot, then a little—can boost the amount of creatine in your muscles by over 13%, which helps your muscles store more energy.

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