Biotin Xtreme Hair Care has created our Biotin Hair Restoration Spray and Follicle Stimulator for men and women thinning hair and hair loss. A natural drug free DHT blocker spray and follicle stimulator it is color safe, sulphate and paraben free and over 95i% natural. Used as a topical leave in biotin hair spray to be applied on the scalp to stimulate hair growth and thicken hair.