The reasons for acne on the chin and other parts of the acne are not much different, mainly including the following aspects: 1, excessive secretion of facial oil, and excessive oil secretion and intake of too much oil or sugar, fruits and vegetables, less intake of coarse grains, incomplete cleaning, etc. 2, unstable hormone levels, whether it is unstable hormone levels brought about by puberty, or staying up late, insomnia, irregular life, mental stress. The company’s main business is to provide a wide range of products and services to its customers. In summary, acne is the result of a variety of factors together, not the result of a single cause.