Creatine

Creatine appears in 16 commercial supplement products across 16 brands in this SuppDB sample, at per-serving doses ranging 500–5000 mg. It is catalogued as a non-nutrient/non-botanical ingredient, supplied in forms such as Creatine Monohydrate, Creapure, and Creatine Hydrochloride. Its NIH PubChem record lists molecular formula C4H9N3O2, a molecular weight of 131.13 g/mol, and InChIKey CVSVTCORWBXHQV-UHFFFAOYSA-N.