Small hard bumps on the face may be caused by acne, contact dermatitis, folliculitis and other diseases, which can be relieved by medication and other means. 1. Acne: Acne can be caused by diet, sleep, emotions and other factors after puberty, and can be manifested as small hard bumps on the face. When the condition is mild, it can be treated with topical retinoic acid cream, benzoyl peroxide, clindamycin gel, etc.; when the condition is severe, oral retinoic acid drugs, etc. can also be combined with laser therapy and photodynamic therapy. 2. Contact dermatitis: If the skin care products are not used properly, the face contact allergens, will lead to erythema, pimples, etc., which can be manifested as small hard bumps on the face. First of all, we should detach from the allergen, avoid re-exposure, and at the same time, follow the doctor’s instructions for the external use of hydrocortisone butyrate cream and other glucocorticoid creams, oral loratadine, levocetirizine and other antihistamine drugs. 3. Folliculitis: Typical symptoms are single or multiple pimples and pustules on the skin, with a ring of redness around the edges, accompanied by itching, redness, swelling, pain, etc., which can be manifested as small hard bumps on the face. Usually can be local topical mupirocin ointment, fusidic acid cream and other antibiotic drugs; when the condition is serious, can follow the doctor’s prescription oral sensitivity antibiotic treatment. There are many reasons for small hard bumps on the face, it is recommended that patients go to the hospital in time for a clear diagnosis, under the guidance of the doctor to carry out relevant examinations, symptomatic treatment. At the same time, we should also pay attention to a light diet, avoid staying up late, drink more water to accelerate the metabolism.