| Features | |
| Acne | No |
| Active Half-Life | 12 hours |
| Active substance | YK-11 |
| Also known as | YK11, YK-11 |
| Aromatization | No |
| Blood pressure | Can potentially elevate blood pressure |
| Chemical name | (17-alpha,20E)-17,20-[(1-methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna-4,20-diene-21-carboxylic acid methyl ester |
| Classification | Myostatin inhibitor |
| Dosage | 10-15 mg/day |
| Dosage (medical) | Not medically approved or prescribed |
| Dosage (sports) | Typically 5-10 mg per day |
| Effects | Increases muscle mass, strength, and overall physical performance |
| Formula | C25H34O6 |
| Half-life | Approximately 6-10 hours |
| HBR | No |
| Hepatotoxicity | No |
| Lab Test | Detection via specific blood tests for YK-11 metabolites |
| Main action | Selective Androgen Receptor Modulator (SARM) |
| Raw Material | YK11 |
| Side effects | Potential liver toxicity, suppression of natural testosterone production, hair loss, joint pain |
| Storage conditions | Store at room temperature, away from moisture and direct sunlight |
| Substance class | Synthetic steroid |
| Trade name | Not commercially available under any trade name |
| Use in sports | Commonly used as a performance-enhancing drug |
| Water Retention | No |
| Manufacturer | XT Labs |
| Packing | 60 tabs (5mg/ tab) |