Proactiv is a skincare brand known for its multi-step systems designed to treat and prevent acne. The brand's core product is the 3-step Proactiv Solution, which includes a cleanser, toner, and treatment lotion. Proactiv also offers a range of other products, including moisturizers and body washes, and has developed specific systems for different skin types, like Proactiv+ for dry skin and Proactiv Clean for sensitive skin.