Quote Originally Posted by Scrap View Post
B12 injections are good pre Fight
I read in another thread Donny mentioning that Animal Pak nutrient supplement was banned in many countries because of the levels of vitamin E and B12.

http://www.saddoboxing.com/boxingfor...nimal-pak.html

What are your thoughts are it, a B12 shot prefight? How useful is it and how long does it last?