Epitalon vs TB-500

A side-by-side comparison from PeptideSciences101, the open peptide reference.

Overview

Epitalon is primarily a anti-aging & longevity peptide, while TB-500 is used for healing & recovery.

This page compares Epitalon and TB-500 across their primary use, typical dosing, reported benefits and side effects, and U.S. regulatory status. For the full monograph on either compound — mechanism of action, clinical research, and references — follow the article links.

Side-by-side comparison

EpitalonTB-500
CategoryAnti-aging & LongevityHealing & Recovery
Regulatory status (US)Compounding (Rx) — Apr 2026Compounding (Rx) — Apr 2026
Typical dosage5-10 mg2-5 mg
Frequencycycleweekly
Reported benefitsTelomere lengthening, improved sleep quality, enhanced longevity markers, circadian rhythm regulationTissue repair, improved flexibility, reduced inflammation, enhanced recovery, hair growth stimulation
Reported side effectsVery well-tolerated. Minimal side effects during cyclesMinimal side effects. Rare: headache, nausea, injection site reactions

Key differences

Primary use. Epitalon is categorised under Anti-aging & Longevity, while TB-500 falls under Healing & Recovery. Their differing categories mean they are usually chosen for different goals rather than as direct substitutes.

Regulatory status. Epitalon: not FDA-approved; compounding permitted with a prescription as of April 2026. TB-500: not FDA-approved; compounding permitted with a prescription as of April 2026.

Dosing. Epitalon is typically dosed at 5-10 mg (cycle). TB-500 is typically dosed at 2-5 mg (weekly).

Can you stack them?

Some protocols combine peptides, but stacking Epitalon and TB-500 has not been validated for safety or efficacy in controlled trials. Combining compounds can change their effects and risks. Nothing here is medical advice — consult a qualified healthcare provider before starting or combining any protocol.

Frequently asked questions

What is the difference between Epitalon and TB-500?
Epitalon is primarily a anti-aging & longevity peptide, while TB-500 is used for healing & recovery. Epitalon is not FDA-approved; compounding permitted with a prescription (as of April 2026), whereas TB-500 is not FDA-approved; compounding permitted with a prescription (as of April 2026).
What is Epitalon used for?
Longevity, telomere support.
What is TB-500 used for?
Tissue repair, flexibility, inflammation.
Can you take Epitalon and TB-500 together?
Some users combine peptides within a single protocol, but stacking Epitalon and TB-500 has not been established as safe or effective in controlled trials. Neither this comparison nor PeptideSciences101 is medical advice — consult a qualified healthcare provider before combining any compounds.
Is Epitalon or TB-500 FDA-approved?
Epitalon is not FDA-approved; compounding permitted with a prescription (as of April 2026). TB-500 is not FDA-approved; compounding permitted with a prescription (as of April 2026).

Read the full articles

  • Epitalon — full monograph: mechanism, research, dosing & references
  • TB-500 — full monograph: mechanism, research, dosing & references

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