Joico Re:Nu Re:nual Serum 1.7 fl. oz. (50 ml)

Joico Re:Nu Re:nual Serum is the first scalp treatment that nourishes the scalp to inhibit the growth of new gray hair and create an optimal environment to grow healthier, shiner, more youthful hair.

Directions: Use twice daily, morning and evening. If applying after showering or shampooing hair, make sure hair and scalp are dry before use.