6 Shocking Facts About YK11 vs LGD 4033

Selective Androgen Receptor Modulators (SARMs) like YK11 and LGD 4033 have gained significant attention for their muscle-building and fat-loss properties. In this article, we’ll compare YK11 vs LGD 4033 to help you determine which might be better for your fitness goals.


YK11, often referred to as a myostatin inhibitor, is a unique compound that promotes muscle growth by inhibiting myostatin, a protein that limits muscle growth. This compound is considered one of the most potent SARMs available.

Key Benefits of YK11:

  • Increased muscle mass: By inhibiting myostatin, YK11 significantly boosts muscle growth.
  • Fat loss: Users report noticeable fat loss, making it a popular choice for cutting cycles.
  • Bone health: YK11 has shown potential in improving bone strength and density.

What is LGD 4033?

LGD 4033, also known as Ligandrol, is a popular SARM known for its muscle-building properties without the severe side effects associated with anabolic steroids. It selectively binds to androgen receptors in muscles and bones.

Key Benefits of LGD 4033:

  • Muscle growth: Promotes significant lean muscle mass gains.
  • Strength gains: Users report increased strength and performance.
  • Recovery: Aids in faster recovery from workouts and injuries.

YK11 vs LGD 4033: A Comparison

FeatureYK11LGD 4033
Muscle GrowthHigh (due to myostatin inhibition)Moderate (via androgen receptor binding)
Fat LossSignificantModerate
Strength GainsHighVery High
Side EffectsPotentially severe (liver toxicity)Mild (testosterone suppression)
Half-Life6-10 hours24-36 hours

User Experiences

To provide a well-rounded perspective, let’s look at real user experiences from forums and subreddits.

YK11 Experiences:

LGD 4033 Experiences:

Side Effects and Safety

YK11 Side Effects:

LGD 4033 Side Effects:

  • Mild testosterone suppression
  • Headaches
  • Nausea

It’s important to note that the long-term effects of SARMs are not well-documented. Always consult with a healthcare provider before starting any new supplement regimen.


When comparing YK11 vs LGD 4033, both SARMs offer unique benefits. YK11 might be more suitable for those looking for extreme muscle growth and fat loss, while LGD 4033 is a safer option for those seeking moderate gains with fewer side effects.

For more detailed articles on SARMs and their effects, check out our other comprehensive guides on SARMs 101 and LGD 4033 Dosage.

By understanding the strengths and potential risks of each SARM, you can make an informed decision that aligns with your fitness goals.

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