You are an older adult: Stomach acid production tends to decline with age, which can make it harder to absorb B12 from food and raises the risk of deficiency
Glutathione Oxidative stress and inflammation has been associated with reduced egg and sperm quality
[DOI] [Google Scholar] 56.Sardiello M., Annunziata I., Roma G., Ballabio A
Iwata NK, Hanajima R, Furubayashi T, Terao Y, Uesugi H, Shiio Y, et al
Glutathione stimulates vitamin D regulatory and glucose-metabolism genes, lowers oxidative stress and inflammation, and increases 25-hydroxy-vitamin D levels in blood: a novel approach to treat 25-hydroxyvitamin D deficiency
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