Igtropin.cn

 
Home About Us About IGF 1 Long R3 Resources Buy Igtropin FAQ  

About IGF-1 Long R3

The most effective form of IGF is Long R3 IGF-1, it has been chemically altered and has had amino acid changes which cause it to avoid binding to proteins in the human body and allow it to have a much longer half life, around 20-30 hours. "Long R3 IGF-1 is an 83 amino acid analog of IGF-1 comprising the complete human IGF-1 sequence with the substition of an Arg® for the Glu(E) at position three, hence R3, and a 13 amino acid extension peptide at the N terminus. This analog of IGF-1 has been produced with the purpose of increasing the biological activity of the IGF peptide. It is also not as expensive since a media grade version is available which is sufficient for bodybuilding use.
 
© Igtropin Cn. All rights reserved
Site designed by Gayatri Web Solutions