Here's a post by Partrick Arnold when i was discussing how useless LR3 IGF-1 is on another board.
That is all....
Originally Posted by Patrick Arnold
LR3IGF-1 was primarily developed for use as an in-vitro growth stimulator for cultures. I don't think it was ever intended for use in animals or humans. If it was, there would be a patent. I never saw such a patent
I agree with you that its utility as an anabolic is quite low. It may have some benefit in connective tissue injury if injected directly