Does YK-11 help with performance?
Yes, for most people. 91% of 35 people who reported on YK-11 for performance say it improved. 6% noticed no change and 3% say it got worse. That is about the typical result for performance (93% across 41 options).
High-risk compound. Not an approved supplement; serious risks and legal restrictions apply. Nothing here is a recommendation to use it.
Performance: what users report
91%better35 reports · medium confidence
32 better2 no change1 worse
Ranked #26 of 41 for performance.
What people say about YK-11 and performance
“tried yk11 and mk677 from them. lost 10lb, bulked up, upped some of my PRs by about 40% over like 8 weeks.”
“Made me so watery and bloated, bloody noses while doing cardio and super high BP, plus I put on shit muscle and felt terrible.”
“I'm running YK11 at 15mg titrated up to 25mg and I'm having extremely noticeable results and feel on top of the world.”
“I took yk-11 once. Stacked it with rad. I ran both yk and rad at 5mg each for 8 weeks. Pumps were insane. Gained about 7 pounds.”
What the research says
DResearch: None0 meta-analyses · 0 trials on PubMed
None of the top reviews we found look specifically at performance. See all research on YK-11.
Side effects people mention
suppression 15hair loss 7joint pain 7liver toxicity 5acne 2
What else is YK-11 used for?
Information only — not medical advice. How we count