Which of the following is an agent used for deep chemical peels?: (A) Carbolic acid, (B) Glycolic acid, (C) Mandelic acid, (D) Salicylic acid
Answer is A. Carbolic acid / phenol is used for deep peels & is a component of Baker - Gordon formula. All others are hydroxy acids used for superficial & medium depth peels. Ref: Textbook of dermatosurgery & cosmetology, Satish S savant, E-2, P-177.