Itchy bumps on forehead can be considered to be related to eczema, acne and other skin diseases. 1. Eczema: its occurrence can be related to external factors such as the environment and exposure to chemicals, as well as internal factors such as endocrine and metabolic disorders, psycho-neurological factors or heredity, etc. Eczema can appear on the face as erythematous spots, pimples, pimples, and other damages, with intense itching. 2. Acne: chronic inflammation of the sebaceous glands of the hair follicles, can be related to the massive secretion of sebum under the action of androgens and hereditary factors, Propionibacterium acnes, the immune inflammatory response can also lead to the occurrence of acne, in the cheeks, forehead can be seen in pimples, inflammatory papules or pustules and other lesions, there can be mild self-conscious symptoms, inflammation will be pain. If you have itchy bumps on your forehead, it is recommended that you seek prompt medical attention, make a clear diagnosis, and follow the doctor’s instructions for treatment.