Treatment depends on the grade...Acne or  pimples... Due to hormonal changes..Oily skin causes it...Common in adolescent age...May occur in adults also.. Food like Oily foods, ice cream, chocolate and sweets increase it.. Treatment depends on the grade of pimples or acne..So, please  send photos by direct online consultation as it's a must to see which grade of pimples or acne for accurate diagnosis and treatment.

Acne is a skin condition that occurs when your hair follicles become plugged with oil and dead skin cells. It causes whiteheads, blackheads or pimples. Acne is most common among teenagers, though it affects people of all ages. Effective acne treatments are available, but acne can be persistent. Depending on its severity, acne can cause emotional distress and scar the skin. The earlier you start treatment, the lower your risk of such problems. Certain foods including carbohydrate rich foods, such as bread, bagels and chips may worsen acne. Androgens are hormones that increase during puberty and cause the sebaceous glands to enlarge and make more sebum. Hormone changes during midlife, particularly in women. Medication is available to control the same. Consult a Dermatologist.

Could you share more details about the acne. Consult online and share clear pictures