Pigmentation Discoloration of the skin is another sign of aging skin. Some people without wrinkles will show signs of age due to skin discolorations. External damage to the epidermis and dermis layers and an imbalance of hormone production of the endocrine system are the common causes to pigmentation and discoloration. Acupuncture can help heal skin damage such as sun spots and repair cellular damage and stimulate growth of new cells. Pigmentation due to hormonal imbalance can also be addressed. The treatments will allow the body to balance its endocrine system, normalizing hormone release and function.