SARM (selective androgen receptor modulator) / myostatin inhibitor
Synthetic steroidal SARM with partial androgen-receptor agonism and downstream myostatin pathway inhibition (follistatin upregulation). Researched in cell-culture models for muscle hypertrophy effects independent of canonical AR transactivation. Not approved for human use; substantial hepatotoxicity flagged in case rep…
Add YK-11 · Injectable vial
—/mg · size not confirmed
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