glutathione stransferase a1 S-Transferase - an overview Frontiers | Glutathione S-Transferases: Role
Description
A word of caution is appropriate here

While it does not have any major treat to your health, what it can do is affect your quality of life

Enhanced Brain Function: NAD+ helps regulate brain function

Theodorou, N

It adversely affects skeletal muscles, including the respiratory muscles, leading to decreased diaphragmatic mass and diaphragmatic strength that results in respiratory failure

It can be injected near the injury site for targeted healing
