In direct comparison to to LGD-4033 as the reference for assay upon animal models of anabolism and androgenicity, YK-11 demonstrated higher efficacy withing anabolic parameters and lesser androgenicity at equivalent dosages. The chemical structure of YK-11 is much similar to that of 5-α-dihydrotestosterone (DHT). It works by binding itself to androgen receptors in a similar fashion as DHT does Shop now at- https://bmm-supplements.com/product/yk-11/