Are Covid-19 prone individuals NAD deficient?

Check your NAD and supplement if necessary especially in this pandemic.

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7322475/

https://onlinelibrary.wiley.com/doi/full/10.1111/jdi.12485

https://nadovim.com/why-science-suggests-nad-might-give-us-a-fighting-chance-against-the-coronavirus-covid-19/

https://www.aboutnad.com/perspectives/raising-nad-levels-with-niagen-nicotinamide-riboside-inhibits-coronavirus-replication-in-preclinical-cell-model