Oral supplements of NAD+ itself are ineffective at raising levels in the body due to malabsorption unless they are liposomal versions
Physiol Rev, 1998
The black-market peptide route is much cheaper, but you have no idea what is actually in the vial, and we will not go anywhere near that
Marys Hospital, College of Medicine, The Catholic University of Korea, Bucheon, Korea 2 Department of Internal Medicine, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea Corresponding author: Soo Lim
doi: 10.1186/s12916-021-02204-0 [DOI] [PMC free article] [PubMed] [Google Scholar] 24.Kim DD, Wang L, Lauren BN, et al
You can buy instant coffee for $3, decent beans for $12, specialty roast for $25, or single-origin from a micro-roaster for $50