I don’t know if anyone is using this supplement, but a couple days ago I got an email from Reneue by Science.com saying that Amazon will no longer carry NMN supplements.
Here is a link that is in the email ~ ( you may need to copy/paste to your search bar). (There are links to other articles for further investigation.)
renuebyscience.com/nmn-ban-...
Do your own investigation on this matter.
have a fabulous day ~