The Nioxin System Kit is a comprehensive hair care system designed to address the root causes of hair loss. It includes a shampoo, conditioner, and scalp treatment that work together to cleanse the scalp, remove follicle-clogging sebum, and promote a healthy scalp environment for hair growth. The kit is suitable for all hair types and is clinically proven to improve the appearance of thinning hair. With regular use, users can expect to see thicker, denser hair and reduced hair loss.