Comparison

Mazdutide vs Survodutide

China's GLP-1/glucagon dual (mazdutide) vs. the West's frontrunner (survodutide): subtle differences in potency, titration, and real-world sourcing.

Effectiveness Profile

Mazdutide
Survodutide

At a Glance

 MazdutideSurvodutide
TypeMetabolic PeptideMetabolic Peptide
Legal statusResearchResearch
Half-life5–7 days~6 days
Preferred routeSubQSubQ
Dose frequencyweeklyweekly
Beginner dose1.5–3 mg0.3–0.6 mg
Intermediate dose3–4.5 mg1.2–2.4 mg
Advanced dose4.5–6 mg3.6–4.8 mg
Cycle length16–48 wks24–48 wks
Bioavailability85%
Time to peak48h48h
Active duration168h168h
Storage2–8°C refrigerated; protect from light. Lyophilized vials stable at room temperature short-term; reconstituted solution stable ~28 days refrigerated.2–8°C refrigerated; reconstituted vials stable ~28 days
PCT requiredNoNo
Ancillaries requiredNoNo
Safe for womenYesYes

Verdict

Mazdutide wins for wider availability (especially in Asia), smoother GI tolerability at clinical doses, and a more manageable titration ladder. Its fat-loss, liver-fat, and metabolic benefits reliably land just shy of survodutide but with less day-to-day nausea at the same point in the curve.

Survodutide wins for raw potency (percentage weight and hepatic fat loss in Phase 2; top-dose numbers edge out mazdutide), a stronger thermogenic profile, and faster liver-fat clearance. The trade-off is a harsher GI side effect profile (expect to take the 20+ week titration seriously) and, for non-EU/US buyers, much more limited sourcing at present.

Pick A or B?

Pick Mazdutide if:

  • Access to reliable East Asian research suppliers is a priority or requried
  • GI sensitivity, nausea management, or adherence is a concern (smoother titration experience)
  • Goal is robust but not absolute-maximum fat loss (~14% seen in trials)
  • Reducing liver fat post-cycle, or as a bulking phase cleanup, is a main priority
  • Semaglutide left too much fatigue or brain fog, but you want similar appetite suppression with higher energy

Pick Survodutide if:

  • Maximal bodyweight and hepatic fat loss are the target (Phase 2: ~15–19% at high dose)
  • The goal is aggressive fat clearance for contest prep, visible abs, or NAFLD risk
  • Previous GLP-1 experience/tolerance is high, and GI side effects can be managed
  • Sourcing from Western/EU gray-market labs is feasible or preferred
  • Stronger thermogenic/energy-expenditure effects are desired alongside appetite reduction

Where to Buy

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