PlainPill

MK-2866 vs Semaglutide for weight loss

Short answer: For weight loss, more users report improvement with MK-2866 — 89% of 80 reports, versus 84% of 129 for Semaglutide.

MK-2866 has 0 meta-analyses and 0 randomized trials on PubMed; Semaglutide has 421 and 307.

Based on 612 reports about MK-2866 and 314 about Semaglutide. Not medical advice.

MK-2866
SARM
Semaglutide
Medication
User score3364
Verdict
Mixed
Mostly positive
Positive
of reports that state an outcome
39%64%
Reports612314
ResearchDResearch: NoneAResearch: Strong
Meta-analyses / RCTs0 / 0421 / 307
Mainly used for
Weight loss
% reporting improvement
89% (80)84% (129)
Appetite
% reporting improvement
62% (8)83% (64)
Focus
% reporting improvement
71% (7)60% (5)
Energy
% reporting improvement
54% (37)39% (23)
Sleep
% reporting improvement
20% (20)50% (4)
Anxiety
% reporting improvement
33% (9)—
Mood
% reporting improvement
63% (49)27% (11)
Performance
% reporting improvement
88% (192)83% (6)
Recovery
% reporting improvement
97% (60)100% (2)
Pain & inflammation
% reporting improvement
70% (27)80% (5)
Digestion
% reporting improvement
—43% (7)
Libido
% reporting improvement
31% (45)0% (3)
Hormones
% reporting improvement
4% (82)100% (2)
Blood sugar
% reporting improvement
—88% (8)
Heart & lipids
% reporting improvement
0% (8)100% (3)
Skin & hair
% reporting improvement
33% (6)33% (3)
Common side effectssuppression, fatigue, insomnia, headachenausea, fatigue, stomach issues, constipation
Typical dose reportedNot listed2.4 mg / once weekly
MK-2866
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).”
Full MK-2866 profile →
Semaglutide
Latest review conclusion

This study shows that new anti-diabetic drugs, particularly GLP1-RA and Tirzepatide, are the most effective in inducing weight loss in patients with type 2 diabetes. Interestingly, exenatide appears to be the only GLP1-RA that induces a mild weight loss.

Pharmacol Res, 2021 ↗
What a user said
“I've lost 35lbs since then and now I'm in the Healthy range on BMI. My IBSD has virtually disappeared.”
Full Semaglutide profile →

Related comparisons

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