OGX Thick & Full Biotin & Collagen Conditioner is an exclusive blend of Vitamin B7 biotin, collagen and hydrolysed wheat protein that helps thicken and texturize any hair type with just one use. A new gentle, powerful sulfate-free, and PH balanced formula, OGX Thick & Full+ Biotin & Collagen Conditioner helps volumize even the skinniest strands to create an appearance of thicker, fuller and healthier looking hair. OGX beauty pure and simple!