As you get older, the systems that rely on NAD+ (like energy production, cognitive function, skin repair, immune health, and inflammation regulation) start to slow down, and declining NAD+ levels appear to be a key driver behind that slowdown
FDA also noted that submitted COA information did not include results addressing all relevant impurity, aggregate, bioburden, and bacterial-endotoxin attributes
Only take what the Doctors give you, and don't be tempted to overdose on B12 through supplements etc, as I was warned you will feel the same neurological symptoms with too much in your system as too little
Both sublingual vitamin B12 supplements and B12 injections can be appropriate depending on your specific circumstances
AOD 9604 was specifically engineered to avoid these effects