The basics Toppik Hair Building Conditioner is a moisturizing conditioner that revitalizes fine, thin, thinning or damaged hair. The benefits This moisturizing conditioner has a nourishing complex of keratin proteins and aloe, which helps support healthy hair and scalp. The uses For best results, use Toppik Hair Building Shampoo before applying for healthy hair. The bottom line Revitalize thin and/or damaged hair with this sulfate and paraben-free conditioner.