Salicylic acid is an oil soluble beta hydroxy acid that is used in skin care.It penetrates pores and can dissolve clogs, making it a very effective acne treatment. High concentrations can produce a peeling effect which removes damaged tissue. You can find a salicylic acid serum in various
concentrations to treat a variety of skin complaints. A good serum for acne control will usually contain 1 – 2% of salicylic acid. Concentrations of 5% or more can produce irritation. Gavio BHA Serums are ideal for oily and acne prone skin.