Some forms of damage to biochemical structures occur from the reaction of chemically reactive (usually) small molecules with the nucleophilic centers of proteins and of DNA, that generate stable addition products, commonly referred to as adducts [83]
Vitamin B12 (Methylcobalamin) Essential for red blood cell production, energy levels, and neurological health
Both molecules decrease as you age through different mechanisms and at different rates, with NAD+ dropping by approximately 50% and glutathione synthesis slowing by 45% between ages 20 and 60
The antioxidants and pro-antioxidants network: an overview
However, all observed effects derive from animal models and in vitro research systems
[DOI] [PubMed] [Google Scholar] 50.Gemborys MW, Mudge GH