Many small particles on the chin are considered to be fat grains or pimples, mainly due to the formation of skin with high oil secretion, but thicker stratum corneum, and the secreted oil cannot be discharged. The skin pores not only have oil, there are other secretions and external pollutants, if the cleaning is not in place resulting in the blockage of hair follicles will form raised small particles, if there is usually no exfoliation habits, the skin produced by the keratin closed skin metabolism channel constantly raised to grow into small particles. To fundamentally solve the situation, there are many small particles on the chin, usually pay attention to facial cleaning, if usually makeup needs to use makeup remover to remove makeup, thoroughly clean the face. It is usually recommended to exfoliate once in 7-10 days to thoroughly clean the dead keratin, keep the facial pores open, and facilitate the excretion of facial oil.