YK-11 15MG/ML

MSRP: $74.99
(You save $15.00 )
(5 reviews) Write a Review

CAS Number: 1370003-76-1

Formula: C25H34O6

Molar Mass: 430.541 g/mol

Class: Myostatin Inhibitor, Selective Androgen Receptor Modulator

Application: Significant muscle mass gain

Cited Research: Sports Technology Labs Research Blog


This preparation is for research purposes only and is not approved by the FDA for human use.

5 Reviews

  • 5
    Love it

    Posted by Chris Cotto on Sep 16th 2020

    Hard muscles and veins all day

  • 5

    Posted by Seth Fitzpatrick on Aug 10th 2020

    Strength and mass are great on this yk11 I used it as part of the advanced mass stack. made a big difference over the regular mass stack

  • 5
    My favorite sarm

    Posted by Nick Tartaglia on Mar 30th 2020

    Adding this yk11 to the mass stack is the perfect finishing touch. I put on a lot of muscle mass in 2 months with this and muscles got very hard and dense.

  • 5
    Great for contest prep!

    Posted by TJ Jackson on Feb 1st 2020

    The bulk of my last contest prep was built around this brand's YK11. Highly recommend it and they shipped to AUS just fine.

  • 5
    Worth it

    Posted by Akeeme Brown on Nov 15th 2019

    Blew through plateaus on this awesome product.