Add lightweight moisture to weak, thinning hair with Viviscal Professional Thin to Thick Conditioner. Ana:Tel, a proprietary complex that includes nourishing botanicals, like pea sprouts and grape seeds, helps condition the scalp and promote thicker hair. Biotin, collagen and keratin work to nourish hair, while a botanical fragrance leaves hair infused with a refreshing scent that lasts. Suitable for all hair types, including dry, damaged and color-treated, this conditioner is free of sulfates, parabens and artificial dyes.