If you've tried collagen, biotin and other hair-boosting supplements to no avail, you're not alone. There's a reason people are turning to Wonderfeel's NMN supplement, an all-in-one anti-aging powerhouse that secretly supports thicker, fuller hair. Some reviewers see results in month one! This YoungrTM NMN formula is designed to slow aging at a biological level. Not only can it increase energy, improve sleep and firm skin, but it can also help boost hair health from the follicle.