It may be trendy to inject NAD+ to try to live longer, but even though theres not much research on humans for that, there is some evidence that taking nicotinamide riboside - a type of niacin - may help raise glutathione if your levels are low due to age
Furthermore, certain medications, like proton pump inhibitors for acid reflux, metformin for diabetes, and some medications for peptic ulcers or heartburn, can impair your bodys ability to process Vitamin B12
Sermorelin and ipamorelin stimulate different receptors (parts of the brain) Both can boost the release of human growth hormone
"Low plasma antioxidants and normal plasma B vitamins and homocysteine in patients with severe obesity"
Cell 137 , 11361147 (2009)
Claims about clinical benefits are not supported by conclusive peer-reviewed evidence and should not be inferred from anecdotal reports