I am 50 y man in diabetic since 3 y on glykind m twice a day n fbs 92 pp 192 .not eating sweet or cold drink. Weight 85 height 6.3.taking depression medicine since 8 y.normal condition black spot hyper pigment on fire head n nose max. Aldo on face .used lots of cream face wash n yellow peal. Laser n prp but no effect n looks dark n bad on face .kindly advice medicine or cream or anything .can glutta injection can b good for me.