Decreased hydrochloric acid production can stimulate the growth of intestinal bacteria that use vitamin B12, which further reduces the amount available to your body
I think looking at the actual data from the one clinical study, there wasn't statistical significance until all three of the pieces of data were pulled together
HCMV infections usually progress subclinically in healthy adults, but cause morbidity and mortality in individuals with immature, impaired or senescent immunity, such as congenitally infected newborns, AIDS patients, transplant recipients and the elderly (Griffiths & Reeves, 2021)
7, 973981.10.1089/ars.2005.7.973 50 ParisyV.PoinssotB.OwsianowskiL.BuchalaA.GlazebrookJ.MauchF
For that reason, skin care is a multi-billion dollar industry that continues to grow year-by-year