One study in 1996 found that consuming caffeine with creatine counteracts the benefits of the latter, but the study wasn't well-designed, and other studies have found no deleterious effect.
Mid ka mid waxbarasho ee 1996 lagu ogaaday in wax baabbi'iya caffeine la creatine counteracts faa'iidooyinka dambaysta ah, laakiin baadhitaan la aan si fiican loo qorsheeyay, iyo cilmiga kale helin saameyn dhib badan.