<span style="color: rgb(27, 12, 49); font-family: noto-sans, &quot;Noto Sans&quot;, Helvetica, Arial, sans-serif;">Purovitalis NMN powder is made of 99+ % β-Nicotinamide Mononucleotide, making it one of the highest quality and purest on the market. With each production we make sure it is thoroughly third-party tested on purity, heavy metals and pesticides. Our NMN powder comes in serving sizes of 30, 60 and 120 servings (when taking 500mg per serving) and comes with a handy scope to measure your desired dose. Our NMN powder is ready to be taken sublingually, which is known to provide the fastest supplement absorption. Taking NMN powder sublingually provides an instant absorption of the supplement into the bloodstream. NMN powder To assure that our Nicotinamide Mononucleotide powder is free of harmful substances like heavy metals, pesticides, and endotoxins, we put it through a series of rigorous quality analyses. To guarantee that the NMN powder you buy is of the highest possible quality, we provide independent third-party testing for purity and endotoxin levels.</span>