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Melanotan II + PT-141 Stack

Blend & StackResearch Use Only

Also known as: MT-2 + Bremelanotide Stack, MT-II + PT-141

A two-vial tanning + libido pairing — MT-II's pigment loading with PT-141's pre-event boost.

Dosing quick reference

research reference
Starting dose
MT-II 250 mcg daily + PT-141 500 mcg as needed
Frequency
MT-II daily while loading · PT-141 pre-event
Typical range
MT-II to 1 mg (loading) · PT-141 0.5–1.5 mg per dose
Cycle
MT-II 6–8 week load, then weekly maintenance
Titration (step-up)
MT-II ramps 250 → 1,000 mcg over 4 weeks (per its solo schedule)
Two separate vials — use each component's own vial in the calculator.
Half-life
Varies by component
Route
Subcutaneous (research)
Common use
Melanocortin-pathway research
Common vial sizes
10 mg each
Storage
Refrigerate reconstituted solution at 2-8 C; keep powder cold until reconstitution.
Stacking notes
Components: Melanotan II, PT-141 (bremelanotide).

Reported side effects

Nausea reported anecdotallyFacial flushing reported anecdotallyTransient blood-pressure changes reported anecdotallyDarkening of pigmentation reported with melanocortin peptidesHuman data limited
Regulatory note: PT-141 (bremelanotide) is an approved prescription drug in some jurisdictions; a component of this stack corresponds to a regulated pharmaceutical.
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Dose figures are ranges commonly referenced in research literature, not recommendations or medical advice. Research-only labeling does not establish that a substance is safe, approved or appropriate for personal use. Consult a qualified healthcare professional about health decisions.