Complex sentence: As with other beta hydroxy acids, salicylic acid is a key ingredient in many skin-care products for the treatment of acne, psoriasis, calluses, corns, keratosis pilaris, and warts.
Split into simpler sentences: As with other beta hydroxy acids, salicylic acid is a key ingredient in many skin-care products for the treatment of acne. Salicylic acid is also used for psoriasis, calluses, corns, keratosis pilaris, and warts.