Home›Research›Compare›Alpha-MSH vs Relaxin
Peptide ComparisonAlpha-MSH vs Relaxin
Both are Reproductive & Hormonal peptides.
Alpha-MSH
Alpha-Melanocyte Stimulating Hormone
Half-life: ~3-5 minutes (plasma)
No providers listed yet
Relaxin
Relaxin-2
No providers listed yet
Relaxin carries stronger published evidence (RCT, 6 key studies) than Alpha-MSH (Cohort study, 7); both are research compounds.
Alpha-MSH
Evidence
Half-life
~3-5 minutes (plasma)
Relaxin
Evidence
Half-life
—
| Your goal | Better option |
|---|---|
| Stronger clinical evidence | Relaxin |
| Further along in FDA review | Relaxin |
Research summary only — not medical advice. Consult a qualified provider before making any decisions.
Alpha-MSH
Relaxin
Alpha-MSH
Hypothalamic orexigenic and anorexigenic neuropeptides in the rotenone model of Parkinson's disease.
Depigmenting Effects of Vitex rotundifolia Cone Essential Oil in Melanocytes and Its Chemical Composition.
Baeckea frutescens Suppresses Melanogenesis via Modulation of PKA/CREB and ERK/MAPK Pathways: Insights from C…
Antrodia cinnamomea extract exhibits anti-melanogenic and anti-photoaging effects: potential for cosmetic and…
+3 more
Relaxin
Serelaxin, recombinant human relaxin-2, for treatment of acute heart failure (RELAX-AHF): a randomised, place…
Huoxue Jiegu compound capsule accelerates tibial fracture healing via angiogenesis-driven repair mechanisms.
Serelaxin has greater anti-fibrotic potential than perindopril but maintains its anti-fibrotic efficacy in th…
Incidence of sacral somatic dysfunction in vaginal delivery after spontaneous labor.
+2 more
About Alpha-MSH
Melanocortin peptide; activates MC1R (pigmentation/anti-inflammatory), MC3R (energy balance), MC4R (appetite); suppresses NF-κB and pro-inflammatory cytokines
About Relaxin
Binds RXFP1 receptor, activating adenylyl cyclase and cAMP/PKA pathway. Upregulates matrix metalloproteinases (MMPs) to degrade excess collagen. Inhibits TGF-β fibrotic signaling. Promotes cervical softening and pelvic ligament compliance.
Information below reflects published research data only — not medical advice. Consult a qualified provider before use.
Alpha-MSH
Relaxin
Where to source these peptides
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