Home › Forums › DISCUSSION FORUMS › SIGNALS › IGF-1 What are its exact roles? This topic is empty. Viewing 1 post (of 1 total) Author Posts June 28, 2009 at 2:55 pm #1100 MetalMXMember What are the exact roles IGF-1 plays in the human body for optimal health? And what are the symptoms of deficiency? Im still wondering whether my neuropathy like symptoms are simply due to low thyroid or also low IGF-1. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In