Choline

Choline appears in 15 commercial supplement products across 14 brands in this SuppDB sample, at per-serving doses ranging 0.06–300 mg. It is catalogued as a vitamin ingredient, supplied in forms such as Choline Bitartrate and Choline Citrate. Its NIH PubChem record lists molecular formula C5H14NO+, a molecular weight of 104.17 g/mol, and InChIKey OEYIOHPDSNJKLS-UHFFFAOYSA-N. Label reference values in the sample record a recommended intake of 550 mg and an upper safety limit up to 3500 mg.