Give fine, flat strands the boost they crave. This conditioner helps promote thicker-looking hair with biotin for volume, collagen for strength, and coffee to help boost strands. Gently detangles to leave hair feeling soft and manageable. Achieving thicker-looking hair just got a whole lot easier! Key Ingredients: Water, Sodium Laureth Sulfate (Shampoos), Cetearyl Alcohol (Conditioners), Argan Oil, Coconut Oil, Keratin Protein, Biotin, Jojoba Seed Oil, Panthenol, Fragrance.Hask is a hair care brand. Biotin Boost products are formulated with Biotin to add volume and fullness to thinning hair.Apply to clean, wet hair, working through mid-lengths and ends. Leave on for 1-2 minutes, then rinse thoroughly.For external use only. Avoid contact with eyes. If contact occurs, rinse immediately.