THICKER HAIR: People love how Bellisso’s biotin hair serum gives them the appearance of thicker hair; By coating each strand with a blend of botanical based hair oil and salon grade biotin, our hair thickener serum boosts volume, giving you thicker feeling locks that are sure to turn heads | REPAIR DAMAGE: Our hair thickening products for women and men are also professionally recognized for how they help repair damage from exposure; Bellisso’s hair strengthening products can give dry, brittle split ends new life; When you need nourishment from root to tip, this biotin hair thickening serum is the answer | SALON GRADE: It’s time for your old biotin hair oil to step aside as you upgrade your hair treatment to a luxurious biotin serum; Our thickening hair products have been developed in close consultation with salon professionals; When you need a professional hair thinning treatment women and men trust, Bellisso is the solution | CRUELTY FREE: Make hair thickening products for men and women that are tested on animals a thing of the past; Bellisso’s biotin oil blend is free from animal cruelty and testing; What’s more, our serum with biotin for hair is sulfate and paraben free, making it kinder on your body | INCREDIBLE SHINE: More than simply a thinning hair treatment women and men use everyday, Bellisso biotin serum has been engineered for dazzling shine; With botanical extracts including sunflower, lavender and evening primrose oil, this advanced hair volumizer helps leave you with a smooth and manageable appearance