Small pimples on the face after pregnancy may be related to folliculitis, acne or closed mouth pimples caused by changes in endocrine function. 1. Folliculitis: after pregnancy, due to the corpus luteum of pregnancy as well as the placenta can secrete a large amount of estrogen and progesterone, which can lead to exuberant sebaceous gland secretion, and when the hair follicles and sebaceous glands are clogged, it can cause the skin to appear red follicular papules, follicular pustules and other skin lesions. 2. Acne: After pregnancy, increased hormone secretion and sebum overflow can also lead to the occurrence of acne, which can be seen on the face as a large number of pimples or inflammatory papules. 3. Closed mouth acne: occurs in any period of pregnancy, may be related to changes in hormone levels and diet, work and rest, etc., see the red or dark red pimples, some pimples sharp tip, can be granular, and have obvious itching. When facial lesions appear after pregnancy, it is recommended to consult a doctor, follow the doctor’s instructions to standardize the use of medication, and pay attention to facial cleansing as well as a light diet, balanced nutrition and other good habits in life.