L’Oreal Professionnel Serioxyl hair range is formulated specifically for fine, thinning hair and designed for people who suffer from a lack of density and who most often have a sensitive scalp. It includes a hypoallergenic and sensitive scalp-friendly conditioner as well as shampoos, one for color-treated hair and the other for natural hair. They are accompanied by two Serioxyl signature hair serums which include some of the finest ingredients such as patented molecule Stemoxydine and Intra-Cylane that will increase hair density and thicken hair just within 6 weeks. Part of the Serioxyl range is 5 colored styling sprays to conceal sparse areas on the scalp with a natural-looking and immediate densifying effect. Explore the collection today to get started on the path to thicker, healthier hair.