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HUMANIN

A peptide your mitochondria themselves encode, a cousin of MOTS-c. It protects cells from stress and death, supports metabolism, and is studied for neuroprotection and longevity. Levels fall with age.

Research referenceCommunity compiled

Molecular profile

The molecule itself: sequence, composition, mass, target, and registry identifiers.

Amino acid sequence

MAPRGFSCLLLLTSEIDLPVKRRA
24 residues
Molecular formula
C₁₁₉H₂₀₄N₃₄O₃₂S₂
Average mass
2687.2 Da
CAS number
330936-69-1
Registry
PubChem CID 16131438
Receptor / pathway
FPR2CNTFR
Formula, mass and identifiers from PubChem CID 16131438. Mass recomputed from the sequence.
Research & reference information

This profile compiles research and community-sourced reference information for educational purposes. Information may evolve as research and community knowledge develop. It is not individualized medical advice.

Overview

Humanin is a 24-amino-acid mitochondrial-derived peptide (MDP) that functions as a systemic cytoprotective and anti-aging signaling molecule.

What problem it targets: It targets mitochondrial dysfunction, age-related cognitive decline, endothelial blood vessel damage, neurodegeneration (Alzheimer's models), and cellular oxidative stress.

What It Does

• Protects mitochondria from apoptosis: Binds and neutralizes pro-apoptotic proteins like BAX, preventing stressed cells from triggering premature cell suicide.

• Shields brain cells and blood vessels: Inhibits beta-amyloid toxicity in neurons and enhances endothelial nitric oxide production, protecting vascular health and brain perfusion.

• Enhances whole-body insulin sensitivity: Acts on hypothalamic receptors to improve metabolic signaling, lowering blood glucose and reducing visceral fat accumulation in research models.

• Realistic expectations: Humanin is a cellular health and longevity-oriented peptide. Its benefits manifest internally as improved mitochondrial resilience and metabolic balance rather than acute physical stimulation.

Reconstitution

Vial sizeBAC water / SolventConcentration
10 mg+ 2 mL5 mg/mL

Protocol

PhaseFrequencyDoseUnits (5 mg/mL)Notes
Weeks 1–6Daily or several×/week0.5–2 mg10–40uSubQ. Start at the low end. Research/community range, no validated human dose.
Off2–4 weeks––Cycle 4–8 weeks on / 2–4 weeks off. Cycle: 4–8 weeks on / 2–4 weeks off. Timing: any time; pairs naturally with MOTS-c as a mitochondrial stack. Note: no completed human trials, effects are inferred from animal/longevity research. By sex: Unisex mitochondrial-derived peptide, no sex-specific dosing; research-stage. Avoid in pregnancy.

Handling & Stacking

Injection site
SubQ, abdomen. Rotate.
Storage
  • Freeze-dried: -4°F.
  • Reconstituted: 36–46°F.
  • Best used within ~2–3 weeks (structure-based estimate, no published data); potency fades before the 28-day sterility limit, so keep it cold and dark and use it sooner.
Side effects
Generally well tolerated in reports, mild injection-site reaction. Human profile not formally characterized.
What to expect
  • Subtle metabolic and cytoprotective support over weeks; a longevity/recovery adjunct rather than an acute-effect peptide.
  • Supply math 10mg → 5 vials (6-wk @ 1 mg/day; fewer if dosed several×/week)
Pairs well with
MOTS-c (mitochondrial synergy); NAD+ (cellular energy); SS-31 (mitochondrial protection); Epithalon (longevity)
Avoid
Active malignancy (anti-apoptotic signaling, theoretical). Pregnancy

Safety & Patient Education

Contraindications
Active malignancy (anti-apoptotic mechanism, theoretical concern) Pregnancy and lactation Hypersensitivity to the peptide
Warnings
Anti-apoptotic (pro-survival) signaling, theoretical caution with cancer Quality varies, request a COA Effects are subtle and cumulative
Drug interactions
No well-characterized interactions Stacks cleanly with other mitochondrial/longevity peptides
Labs
  • Fasting glucose / metabolic panel if used for metabolic goals Age-appropriate cancer screening if used long-term Out of range?
  • Rising glucose/HbA1c = blood sugar creeping up (recheck, adjust).
Stop criteria
New mass or unexplained symptoms Persistent injection-site reaction Pregnancy
Patient education
A mitochondrial/longevity adjunct, give it weeks, expect subtle effects Pairs naturally with MOTS-c and NAD+ Request a COA; source quality matters
References
researchdosing · peptidedosages · PubMed · thepeptidereport