Apetamin is a potentially dangerous figure-augmentation product. [1] [2] It is a syrup containing cyproheptadine, the amino acid lysine, and some vitamins.
Cyproheptadine, the active ingredient, is an antihistamine and a hepatotoxin that has many effects on the body, including increased appetite, fatigue, and drowsiness. [3] It has not been approved by the US Food and Drug Administration or the UK Medicines and Healthcare products Regulatory Agency. [2] It is illegal to sell apetamin in most countries, including the United States. It is heavily promoted and illegally sold on social media. [2] [4]