MK-2866 vs MK-677 for performance
Short answer: For performance, users rate them about the same: 88% report improvement with MK-2866 (192 reports) and 88% with MK-677 (68 reports).
MK-2866 has 0 meta-analyses and 0 randomized trials on PubMed; MK-677 has 0 and 15.
Based on 612 reports about MK-2866 and 692 about MK-677. Not medical advice.
| MK-2866 SARM | MK-677 Substance | |
|---|---|---|
| User score | 33 | 45 |
| Verdict | Mixed | Mixed |
| Positive of reports that state an outcome | 39% | 41% |
| Reports | 612 | 692 |
| Research | DResearch: None | BResearch: Moderate |
| Meta-analyses / RCTs | 0 / 0 | 0 / 15 |
| Mainly used for | ||
| Weight loss % reporting improvement | 89% (80) | 63% (43) |
| Appetite % reporting improvement | 62% (8) | 62% (152) |
| Focus % reporting improvement | 71% (7) | 0% (3) |
| Energy % reporting improvement | 54% (37) | 39% (49) |
| Sleep % reporting improvement | 20% (20) | 78% (123) |
| Anxiety % reporting improvement | 33% (9) | 5% (21) |
| Mood % reporting improvement | 63% (49) | 59% (17) |
| Performance % reporting improvement | 88% (192) | 88% (68) |
| Recovery % reporting improvement | 97% (60) | 99% (81) |
| Pain & inflammation % reporting improvement | 70% (27) | 67% (18) |
| Digestion % reporting improvement | — | 50% (2) |
| Libido % reporting improvement | 31% (45) | 25% (8) |
| Hormones % reporting improvement | 4% (82) | 41% (34) |
| Blood sugar % reporting improvement | — | 5% (44) |
| Heart & lipids % reporting improvement | 0% (8) | 8% (12) |
| Skin & hair % reporting improvement | 33% (6) | 92% (24) |
| Common side effects | suppression, fatigue, insomnia, headache | water retention, fatigue, hunger, stomach issues |
| Typical dose reported | Not listed | 12.5 mg / before dinner |
MK-2866Full MK-2866 profile →
What a user said
“I've taken LDG-4033 and Ostarine from Ceretropic and noticed slight psychoactive effects from both, immediately (within 30 minutes after dosing).”
MK-677Full MK-677 profile →
What a user said
“From my own experience (also have suffered from poor sleep), i experienced a noticeable increase in sleep quality even with a low dose.”
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Percentages come from first-hand user reports and are not clinical outcomes. Talk to a doctor before starting, stopping or combining anything. How we rate