Intensive therapy hair booster targets areas of advanced thin-looking hair such as the hairline or crown. Delivers an intensive boost to areas of low density. Keratin helps protect against cuticle damage and boost fragile hair.Improve the density of your hair with the Intensive Therapy Follicle Booster lotion. This Nioxin hair loss lotion is a leave-in scalp treatment that works to improve the look of your low density hair lines. The vitamin enriched formula of this Nioxin hair care not only nourishes the scalp but also provides a protective layer. As per the brand, the Intensive Therapy Follicle Booster lotion keeps away harmful phototoxic effects of sun light.