The appearance of skin color like rice grains small rash is considered to be the need to consider keratosis pilaris, flat warts, friction mossy rash, etc.. 1. Keratosis pilaris: Keratosis pilaris, also known as chicken skin, can be manifested as a small rash of rice grains with the same skin color, most of which do not require treatment and do not affect the health of the body. If necessary, you can apply salicylic acid ointment, urea cream and other medications. 2. Flat warts: flat warts are a skin disease caused by human papilloma virus infection, and are most common on the back of the hands and forearms, and can be treated with medication such as retinoic acid ointment and imiquimod cream. It can be treated with medication such as Vitamin A ointment and imiquimod cream, or by laser or freezing. 3. Frictional mossy rash: this disease is highly prevalent in children, especially boys, the onset of the site is mainly in the forearm extensor, there will be corn grain size flat or hemispherical papules. It can be treated with glycerine lotion, dexamethasone cream, mometasone furoate cream, etc. It is also necessary to reduce friction and avoid scratching. The appearance of small rashes of rice grains with the same skin color on the body should not be treated privately, but should promptly seek medical attention, and if medication is needed, it should be strictly in accordance with the doctor’s instructions.