"Some might call NAD+ a miracle cure for aging, but is it worth the hype
Glutathione peroxidases Five selenium-containing glutathione peroxidases (GPx1-4 and GPx6) have been identified: GPx1 (cytosolic GPx), GPx2 (epithelial cell-specific GPx first identified in intestinal lining and lungs), GPx3 (highly expressed in thyroid gland and kidneys), GPx4 (phospholipid-hydroperoxide GPx
Older Adults : As people age, the ability to absorb B12 decreases, making older adults more susceptible to deficiency
Injection site rotation (abdomen, thigh, upper arm) prevents localised irritation, and 29-gauge insulin syringes make subcutaneous administration nearly painless
Half-life is 5-18 hours
Kagan VE, Mao G, Qu F, Angeli JP, Doll S, Croix CS, Dar HH, Liu B et al (2017) Oxidized arachidonic and adrenic PEs navigate cells to ferroptosis