Male pubic itching but no obvious red spots may be due to localized moisture, allergic dermatitis or fungal infections and other reasons. 1. Local moisture: usually due to men’s daily hygiene cleaning is not in place, not timely replacement of underwear and other reasons, resulting in the genital area is too moist, thus allowing stimulation of the local skin caused by itching phenomenon, but there is no obvious red spots. 2. Allergic dermatitis: due to inappropriate underwear, local friction stimulation and other reasons, triggered by allergic dermatitis attacks, men’s pubic area will also cause itching, but there is no obvious red spot phenomenon. 3. Fungal infection: usually do not pay attention to hygiene may cause fungal infection in the pubic area, which will cause itching, but no obvious red spots. Caused by male pubic itching but no obvious red spots of the causes are very many, it is recommended that patients go to the hospital in a timely manner to improve the examination, a clear diagnosis, to give targeted treatment, not to ignore the symptoms, to take it lightly.