Itchy red bumps on the face may be related to bad habits, but also may be the emergence of allergic dermatitis, eczema and other diseases. 1. Bad habits, patients often use alkaline detergent to clean the skin, excessive cleaning may appear face itchy red bumps. 2. Contact dermatitis, patients with contact with allergic or irritating substances cause the body to produce an immune response, so there will be itchy red bumps on the face. 3. Eczema, eczema for a variety of internal and external factors lead to skin inflammation, will lead to skin erythema, pimples, itching and other symptoms, so there will be an itchy red bumps on the face of the situation. Usually need to keep the skin clean and moisturized, avoid too dry.