? Made in the United States. Using Uthever, a patented NMN raw material ingredient, with higher purity and stability. ? High dose NMN, 300000mg per bottle. Two capsules per day can reach the recommended dose of 1000mg by David Sinclair, professor of genetics at Harvard Medical School. ? Verified by two high-quality certifications from Intertek and STC Hong Kong Certification Center. ? Passed NMN purity, heavy metals, residual pesticides, microorganisms and seven plus one nutrition label tests. Quality is guaranteed. ? Each capsule contains 150mg of high-quality green tea, a registered brand ingredient, which helps in anti-oxidation. ? Seed-dissolving capsules are suitable for vegetarians, and are much easier to absorb than stomach-dissolving capsules. Preventing stomach acid from destroying the molecules of NMN, and use the gene protein slc12a8 in the intestine as the carrier to directly bring NMN into the cells and convert it into NAD+. ? Trusted by multiple online