SPECTRE LABS SPECTRE LABS
YK - 11 5 MG CAPSULE 90 UNITS YK - 11 SPECTRE LABS (excluded of 20 USD Postage fee/order) (YK - 11)
YK-11 is a steroidal selective androgen receptor modulator (SARM) that is frequently marketed as a muscle-building supplement. It is thought to function by boosting the activation of the androgen receptor in muscle cells.