I agree with the concern. I did a few cycles of GW501516 and it certainly was effective for fat loss, but admittedly didn't realize the potential carcinogenic effect until later. It's been several years and I don't have cancer. I do actually have hepatic congestion due to a unique cardiac...
I'm curious if this is an issue why no one has started offering GSK4112/SR6452 this is also a Rev-ErbA agonist and appears to be orally available per https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4347663/