pyrojim Well-Known Member Joined Feb 4, 2013 Messages 1,163 Reaction score 39 Location Chesterton, Indiana Feb 19, 2013 #26 pyrojim said: Whats the difference between a vitamin and a hormone? Click to expand... You can make a vitamin!
pyrojim said: Whats the difference between a vitamin and a hormone? Click to expand... You can make a vitamin!