Fortify and enrich your scalp with this breakthrough, high performance, leave in serum treatment. This unique peptide complex, designed for thinning hair is loaded with a proprietary blend of nutrients, antioxidants and known dht blockers. Follicle boosting ingredients that nourish the scalp to create the optimal environment for the growth of naturally stronger, denser, healthy vibrant hair. We believe in our hairmax laser devices and the benefits they provide to so much that we back it with a full 5 month money back guarantee. Use hairmax for a full 5 months, if you are not completely satisfied with the results, return it for a refund.