YK-11 is a myostatin inhibitor that has been studied for its potential to promote muscle growth beyond natural limits. Research focuses on YK-11’s ability to increase follistatin levels, thereby inhibiting myostatin and facilitating muscle development.
Please note that all products offered by GENSARM are intended for research purposes only and are not approved for human consumption. It is essential to handle these compounds responsibly and in compliance with applicable laws and regulations.
Alain –
This stuff is strong. 1 bottle put on size! ATMs are 1” bigger! Yk from Gensarm is real deal!