Peptide Injections AI
2026 FDA ReclassificationFrom $159/mo

Peptides for Longevity

The longevity community is increasingly turning to peptides as tools for extending healthspan, not just lifespan.

Comparing 5 offers from 5 verified providers · Updated May 2026

ByChris Riley(CFA)&Alex Evans, PharmD, MBA(PharmD, MBA)|Updated

Longevity Peptide Prices (May 2026)

See all prices →
Sermorelin5 offers
Price range: $159 – $250/mo
1

PeterMD

Sermorelin Injection · 200mcg nightly

$159/mo

LOWEST PRICE
2

Defy Medical

Sermorelin Injection · 200mcg-300mcg nightly

$175/mo

3

Alpha Hormones

Sermorelin · nightly injection

$175/mo

4

Hone Health

Sermorelin Program · 200mcg nightly

$195/mo

Get price drop alerts

We'll notify you when longevity peptide prices drop at any provider.

Set Alert

Prices shown are estimates based on publicly available data and may not reflect current pricing. Actual costs may vary by location, insurance, dosage, and formulation. Always verify directly with the provider.

Longevity Peptide Therapy Overview

Longevity peptide therapy goes beyond anti-aging aesthetics to target the biological hallmarks of aging: mitochondrial dysfunction, immune senescence, hormonal decline, and telomere attrition. MOTS-C targets mitochondrial metabolic health, Thymosin Alpha-1 restores immune competence, and Epitalon supports telomere maintenance.

  • Mitochondrial function optimization
  • Immune system rejuvenation
  • Metabolic flexibility and insulin sensitivity
  • Telomere maintenance
  • Reduced chronic inflammation (inflammaging)

How Longevity Peptides Work

Longevity peptides address the 12 hallmarks of aging identified by López-Otín et al. MOTS-C is a mitochondrial-derived peptide (encoded in the mitochondrial genome, not nuclear DNA) that activates AMPK, the cell's master energy sensor — improving mitochondrial function, insulin sensitivity, and fat oxidation while reducing oxidative stress. It's essentially an exercise mimetic at the metabolic level. Thymosin Alpha-1 reverses thymic involution (the age-related shrinkage of the thymus gland that cripples T-cell production after age 40), restoring adaptive immune competence that is critical for cancer surveillance and infection defense. Epitalon reactivates telomerase in somatic cells, slowing the telomere attrition that limits cellular replication. Sermorelin restores the growth hormone axis that declines ~14% per decade after age 30, impacting every organ system from bone density to brain function.

Longevity Peptide Clinical Evidence & Data

10–15% lifespan extension

Epitalon Animal Data

Rodents treated with Epitalon showed significant lifespan extension alongside telomere restoration and tumor suppression

Exercise mimetic effect

MOTS-C AMPK Studies

MOTS-C activates AMPK and improves metabolic health markers — mimicking the molecular effects of exercise without physical activity

Approved in 30+ countries

Thymosin Alpha-1 Global Data

Thymosin Alpha-1 is approved for hepatitis and immune support in over 30 countries, demonstrating a decades-long safety record

Peptides Used for Longevity

MOTS-CResearchRFK 2026

Mitochondrial-derived peptide for metabolic health and exercise mimetic

EpitalonResearchRFK 2026

Telomerase activation for cellular longevity

Thymosin Alpha-1CompoundedRFK 2026

Immune rejuvenation that reverses thymic involution

SermorelinCompounded

Growth hormone optimization for systemic anti-aging

from $159/moLearn more →

Who Is Longevity Peptide Therapy For?

Longevity peptide therapy is designed for health-optimized adults over 35 who want to proactively slow biological aging. The typical patient has already dialed in nutrition, exercise, sleep, and stress management, and is looking for pharmacological tools to go further. It's popular in the biohacker and performance medicine communities. Patients should be committed to comprehensive lab monitoring and long-term protocols (12+ months). Not appropriate for people with active cancer (GH and immune modulation require oncologist oversight), unstable metabolic conditions, or those seeking a quick fix.

Typical Longevity Peptide Protocol

Longevity protocols are comprehensive and long-term. A typical stack: MOTS-C (5–10mg SC weekly) for metabolic optimization, Thymosin Alpha-1 (1.6mg SC, 2–3x/week) for immune rejuvenation, Epitalon (10mg/day for 10 days, cycled every 4–6 months) for telomere support, and Sermorelin (100–300mcg SC nightly) for GH axis restoration. Many longevity-focused providers add NAD+ precursors (NMN or NR) and rapamycin to the protocol. Comprehensive labs at baseline and every 3–6 months: biological age testing (GrimAge, PhenoAge, or TruDiagnostic), IGF-1, full immune panel (CD4/CD8 ratio, NK cell count), inflammatory markers (hsCRP, IL-6, TNF-alpha), metabolic markers (HOMA-IR, HbA1c), and optionally telomere length testing.

Longevity Peptide News

News aggregated via Google News. Inclusion does not imply endorsement.

Longevity Guides & Resources

Longevity Peptide FAQs

What peptides do biohackers use for longevity?

The longevity community commonly uses Epitalon (telomeres), MOTS-C (mitochondria), Thymosin Alpha-1 (immune), and GH secretagogues like Sermorelin/Ipamorelin. Many stack these with NAD+ precursors and rapamycin. These protocols are experimental and should be supervised by a provider experienced in longevity medicine.

Is there evidence that peptides extend lifespan?

Animal studies on Epitalon and MOTS-C show promising lifespan extension. Human data is limited to surrogate markers (biomarkers of aging, immune function, hormonal levels). The field is young, but the mechanistic rationale is strong and aligns with mainstream longevity research on GH, mitochondria, and immune function.

Medical Disclaimer: The information on this page is for educational purposes only and does not constitute medical advice. Peptide therapies discussed here may not be FDA-approved for the listed indications. All prices shown are estimates based on publicly available data and may not reflect current pricing — providers and brands set their own prices and can change them at any time. Always verify pricing directly with the provider before purchasing. Consult a licensed healthcare provider before starting any peptide protocol.

Find a Provider for Longevity

Take our 2-minute quiz to get matched with a board-certified provider specializing in longevity peptide therapy.