creatine

creatine is not really internet slang, it is the name of a supplement people take to help with quick energy for hard workouts, so they can lift more and recover better. Online, it usually gets used like a shorthand for “I am in the gym grind,” like protein or pre workout, except creatine is one of the most studied ones. The only roast is how confidently everyone on the internet treats it like magic, when it is mostly just you being consistent plus a boring chemistry