All products featured on Self are independently selected by Self editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. Zheka-Boss/Getty Images ...

Medically reviewed by Patricia Mikula, PharmD Creatine has become a staple supplement for people who want to improve exercise ...

Several studies have investigated the interaction between creatine and caffeine, but the results have been mixed. Some research suggests caffeine may reduce creatine’s performance benefits, while ...

Here’s the simple version of how creatine works: Your muscles use adenosine triphosphate (ATP) for quick bursts of energy, but ATP runs out fast during intense exercise. Creatine helps regenerate ATP, ...

Fact checked by Nick Blackmer Creatine powder is more effective than gummies because it’s easier to absorb and provides the ...