Small rice bumps on the face may be caused by acne, milia, allergies, and other causes. Patients have different self-conscious symptoms, which may be accompanied by itching, pain, redness, or no symptoms. The usual causes of the condition include: 1. Acne: Acne is a chronic inflammatory skin disease that occurs in the sebaceous glands of skin follicles and is related to androgens, increased secretion of sebaceous glands, abnormal keratinization of the sebaceous ducts of hair follicles, abnormal proliferation of Propionibacterium acnes, and genetic factors. Patients can present with whiteheads, blackheads, inflammatory papules, pustules, nodules and cysts, where the papules and pimples will appear milia-like. Mild cases can be left untreated, and in more severe cases, medication, physical therapy and Chinese medicine treatment can be taken; 2. Cornea: commonly known as fatty grains, commonly found on the face, is a benign swelling originating from the epidermis or appendages retaining cysts. Treatment is usually done with sterile needles after local skin disinfection to pick out the bumps; 3, allergic dermatitis: allergic dermatitis of the face, usually manifested as small reddish bumps, the patient can be accompanied by significant itching. The main anti-allergy treatment, oral anti-allergy drugs, can also be combined with the use of topical anti-allergy cream; 4, seborrheic dermatitis: may be related to genetics, sebum metabolism, secondary bacterial and Malassezia infection. You can take oral vitamin B, topical antifungal creams; 5, filiform warts: most commonly found on the face, small protrusions on the eyelids. When you find small rice bumps on the face, you can first observe, if you do not see improvement, the trend of aggravation or accompanied by other symptoms, such as redness, swelling, itching, you should seek medical attention to identify the causes and treatment.