Analysis Version
v1
History
Back to Study: Global and targeted gene expression and protein co...
causal
Analysis v1
Strong Support

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.

60
Pro
0
Against

Evidence from Studies

Supporting (1)

60

Community contributions welcome

60

Global and targeted gene expression and protein content in skeletal muscle of young men following short-term creatine monohydrate supplementation.

Randomized Controlled Trial
Human
2008 Jan 17

The study gave young men the same creatine dose described in the claim and found they gained lean mass and water weight, just like the claim says.

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

Global and targeted gene expression and protein content in skeletal muscle of young men following short-term creatine monohydrate supplementation.

Score: 60
DOI: 10.1152/PHYSIOLGENOMICS.00157.2007

Similar Assertions

Taking creatine for a week like this doesn’t make you weigh more or gain more muscle in young, healthy men and women.

47
0
91%

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.

68
0
89%

Taking 20 grams of creatine powder a day for 5 days can make you gain about 1.2 kg in weight and help your muscles store more energy, at least in people whose bodies respond well to creatine.

44
0
86%

Taking 5 grams of creatine every day for a month won’t help you lose fat, no matter if you take it before or after your workout—it mainly helps you build muscle instead.

54
0
85%

Taking 3 to 5 grams of creatine every day can help your muscles store more energy, making you stronger, more powerful, and better at building muscle when you lift weights—without making you gain fat.

54
32
85%