Before & After Photos For Skin Treatments For Acne Pigmentation problem & Sun Damage. There are several non-surgical treatment options that may be appropriate for acne and pigmentation Problem which include: topical creams, Skin fillers lazer treatment, and TCA Chemical peels TCA Chemical Peel TCA is short for TriChloroacetic Acid . This is one of the most commonly used acids for chemical peels.It is an acid solution which is applied to the skin, It then blisters off over a period of up to 14 days.The chemical solution improve and smooth the texture of the facial skin by removing its damaged outer layers. It is helpful for those individuals with facial blemishes, wrinkles and uneven skin pigmentation.There are different types of chemical Peels. Phenol, TCA and alphahydroxy acids (AHAs). Some types of chemical peels can be purchased and administered without a medical license, however people are advised to seek a qualified practitioner on a specific type of chemical peel before a procedure is performed.