Salicylic acid (from Latin salix, willow tree) is a lipophilic monohydroxybenzoic acid, a type of phenolic acid, and a beta hydroxy acid (BHA). It has the formula C7H6O3. Salicylic acid powder is a versatile product used in various industries, including pharmaceuticals, cosmetics, and agriculture. It is commonly used as an active ingredient in acne treatments, dandruff shampoos, and wart removers due to its exfoliating and anti-inflammatory properties. Additionally, salicylic acid powder is used in the production of aspirin and as a plant growth regulator. Its ability to penetrate the skin and unclog pores makes it a popular ingredient in skincare products.