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
Sports Med Health Sci
Concentrations of 3% to 4% applied directly to scars, with lower concentrations on surrounding skin, provides targeted intensity
BPC-157 has been shown to have similar benefits in a number of tissues like the central nervous system, GI tract, kidneys, bladder, muscles, and bones
Acta 126 , 4151 (1982)
This may explain why so many people say they feel amazing when taking vitamin B12 shots and injections even if they were taking oral forms of vitamin B12 previously