YK 11 10 mg

Dragon Pharma YK-11: The Myostatin Inhibitor for Unprecedented Muscle Density

Dragon Pharma YK-11 is not just another SARM; it is a revolutionary compound that represents the cutting edge of muscle-building technology. YK-11 operates through a unique dual mechanism: it functions as a potent Selective Androgen Receptor Modulator (SARM) while also acting as a powerful myostatin inhibitor. Myostatin is a protein that naturally limits muscle growth to prevent excessive enlargement. By inhibiting myostatin, YK-11 removes this biological "brake," allowing for the potential of muscle growth beyond normal genetic limitations. This results in extraordinary increases in muscle density, hardness, and a unique "3D" fullness that is difficult to achieve with any other compound. Dragon Pharma's 10mg tablet delivers this groundbreaking agent with precision, backed by third-party lab verification to ensure you are utilizing a pure and potent product capable of delivering truly transformative results.

Revolutionary Effects of YK-11

The effects of YK-11 are distinct from other SARMs due to its unique mechanism. Users report a different quality of muscle gain that is exceptionally dense and hard.

• Extreme Muscle Density and Hardness: This is YK-11's signature effect. The gains are not "puffy" or water-filled; they are extremely dense and hard, giving muscles a rock-like quality and a grainy appearance that stands out even at rest.
• Unprecedented Muscle Fullness: By inhibiting myostatin, YK-11 allows for an increase in the actual number and size of muscle fibers (hyperplasia and hypertrophy). This creates a unique, round, "3D" fullness that pushes muscles beyond their normal boundaries.
• Explosive Strength Gains: The rapid increase in muscle density and quality translates directly into dramatic strength increases. Users often report personal records being shattered within weeks of starting a cycle.
• Enhanced Vascularity: As muscle tissue becomes more dense and pushes against the skin, and with YK-11's tendency to create a dry environment, vascularity often becomes much more pronounced.
• Fat Loss and Recomposition: While primarily a mass builder, YK-11's potent anabolic effects create a significant metabolic demand, leading to fat loss and improved muscle definition, especially when combined with a proper diet.
• Myostatin Inhibition: This is the key differentiator. Myostatin is a key regulator of muscle mass. By blocking its action, YK-11 opens the door to a level of muscularity typically only seen in genetic freaks or animals bred for low myostatin. Research on the NIH's PubChem database provides information on YK-11's chemical structure.

Recommended YK-11 Dosage and Protocol

YK-11 has a relatively short half-life of approximately 6-8 hours. For stable blood levels and optimal myostatin suppression, a split dosing protocol is essential.

• Beginner Dosage: NOT RECOMMENDED. YK-11 is strictly for experienced users with multiple prior SARM or steroid cycles.
• Intermediate Dosage: 10 mg per day, split into two doses of 5mg taken approximately 8 hours apart.
• Advanced Dosage: 15-20 mg per day, split into two or three doses (e.g., 5mg three times per day). Doses above 20mg per day significantly increase the risk of side effects with diminishing returns.

YK-11 is best taken with a meal containing dietary fats to enhance absorption. Cycle length should be limited to 8 weeks due to its significant suppression and potential hepatotoxicity. A comprehensive Post Cycle Therapy (PCT) is absolutely mandatory after any YK-11 cycle.

Advanced YK-11 Cycle Stacking

YK-11 is a powerful cornerstone of advanced mass-building and hardening stacks. Its effects are synergistic with other compounds that promote growth and hardness.

• The Ultimate Mass Stack: Combine YK-11 with LGD 4033 (Ligandrol) and MK-677 (Ibutamoren). LGD provides massive volumetric gains, MK-677 enhances recovery and appetite, and YK-11 adds extreme density, creating a perfectly balanced mass monster stack.
• Hardening and Strength Stack: For a dry, hard look, stack YK-11 with S-23 and a base of Testosterone Propionate. This is an extremely powerful and aggressive stack for pre-contest conditioning that yields incredible hardness and density.
• Myostatin Maximization Stack: To fully capitalize on the myostatin inhibition, stack YK-11 with Epitalon, which has been researched for its potential to influence gene expression related to growth limitations. This is an advanced, experimental approach.
• Testosterone Base Stack: The most responsible way to run YK-11 is on a base of Testosterone Enanthate or Cypionate. This prevents the severe low-testosterone symptoms and provides a stable hormonal foundation. An AI like Aromasin should be on hand.
• Liver Support Stack: Given its potential hepatotoxicity, running YK-11 with a dedicated liver support supplement like TUDCA is highly recommended to protect organ health during the cycle.

Possible Side Effects of YK-11

YK-11's side effect profile is significant and reflects its potent, steroid-like nature. Users must be prepared to manage these effects responsibly.

• Severe Testosterone Suppression: YK-11 is highly suppressive and will shut down natural testosterone production completely. A strong PCT with Clomid and Nolvadex is non-negotiable. Using a testosterone base is strongly recommended.
• Liver Toxicity (Hepatotoxicity): YK-11 is a 17-alpha alkylated oral compound, making it stressful to the liver. Cycle length must be strictly limited to 8 weeks, and liver support supplements (TUDCA, NAC) are essential. Avoid alcohol and other liver toxins.
• Androgenic Side Effects: Due to its androgenic properties, YK-11 can cause acne, accelerated hair loss (in those predisposed to male pattern baldness), and increased body hair growth.
• Negative Lipid Profile Impact: YK-11 can significantly worsen cholesterol levels, crashing HDL (good) cholesterol and elevating LDL (bad) cholesterol. Cardiovascular health must be monitored with blood work.
• Tendon Strain Risk: The rapid and dense muscle growth can outpace tendon and ligament strength, increasing the risk of strains or tears. Proper warm-ups and avoiding max-out attempts are prudent.
• No Estrogenic Activity: YK-11 does not aromatize (convert to estrogen), so users do not have to worry about estrogen-related side effects like gynecomastia or water retention from the compound itself.

Why Dragon Pharma YK-11 is the Elite Choice

When venturing into the territory of myostatin inhibition, product purity and accuracy are non-negotiable. An underdosed product would be a waste of time and money, while an impure one could be dangerous. Dragon Pharma's commitment to quality control and transparency, as evidenced by our third-party lab testing, ensures that each 10mg tablet contains a verified and consistent dose of active YK-11. This allows advanced bodybuilders to push their genetic limits with confidence, knowing they are using a reliable and potent product that is capable of delivering the unprecedented muscle density and hardness that YK-11 is famous for.

YK-11 Profile

Name: YK-11
Drug Class: SARM & Myostatin Inhibitor
Other common names and terms: YK11, Myostatin Inhibitor
Active Life: 6-8 hours
Detection Time: ~4 weeks
Chemical Structure: (13S,17S)-2,13-dimethyl-17-[(1R)-1,2,2-trimethylcyclopentyl]-2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol
Common Doses: 10-20 mg/day (split doses)
Blood pressure: Can increase
Acne: Likely (androgenic)
Water retention: Low/None
Aromatisation: No
Liver toxicity: Yes (C17-aa alkylated)
Decrease HPTA function: Yes (highly suppressive)

Third Party Lab Test Results

2025-04-18

View Result

9.29 mg/tab