melanotic macules cheek macule detected in the buccal mucosa of the patient who Pigmented (Purple or Brown) Lesions
Description
Fats and oils that are in contact with moist air at room temperature eventually undergo oxidation and hydrolysis reactions that cause them to turn rancid, acquiring a characteristic disagreeable odour

"Lipotropic" means a substance that helps the body move or process fat, mostly in the liver

An update of the literature

doi: 10.1016/S0140-6736(22)01272-7 203

Nature 600 , 500505 (2021)
