Nioxin's scalp relief conditioner effectively soothes and nourishes the scalp, replenishing it with moisture for up to 6 hours. This scientifically-proven formula, free of parabens and colorants, has shown that 88% of consumers feel less tension and stress on their scalp after use*. Dermatologically tested and recommended for use at least 4 times per week, this conditioner is best used as the second step in your shower routine, in conjunction with the Scalp Relief Cleanser and Scalp Relief Serum for optimal results.