System 2 Scalp Treatment 2 by Nioxin is a specific treatment for fine and visibly thinning hair, formulated to strengthen the hair fiber and stimulate a healthy scalp. Its lightweight formula works by reducing breakage and thinning, improving hair density and vitality. Ideal for those looking to reinforce their natural appearance and counteract signs of thinning, this 100 ml treatment provides freshness and nourishment, ensuring visible and lasting results.