Nutrafol's Full Volume Collection is a 3-step system designed to address thinning hair in women. This kit includes physician-formulated essentials: Hair Growth Nutraceutical supplements for internal support, Root Purifier Shampoo to cleanse and prep the scalp, and Strand Defender Conditioner to hydrate and protect fragile strands. These products work synergistically to promote thicker, fuller, and healthier-looking hair.