Small bumps on the face and itchy consider and eczema, folliculitis and contact dermatitis and other diseases related. 1. Eczema: Eczema may cause the body to appear red spots, pimples and itching, commonly found on the head and face, hands and feet and other places. The cause of its formation is more complex, may be genetic, environmental and physical factors. 2. Folliculitis: If you suffer from folliculitis, red papules, pustules and itching may appear on the face, and the reason for its appearance may be related to pathogenic bacterial infection, excessive sweating and trauma and other factors. 3. Contact dermatitis: contact dermatitis may cause skin erythema, edema and pimples, mostly accompanied by itching, caused by contact with allergic substances, which can occur on all parts of the body surface. There are many reasons for the itchy bumps on the face, so it is recommended that the patient consult a doctor to clarify the cause.