Epithalon
Tetrapeptide (Ala-Glu-Asp-Gly) originally derived from the pineal gland. Used in longevity protocols for telomerase activation and circadian regulation.
Tetrapeptide (Ala-Glu-Asp-Gly) originally derived from the pineal gland. Used in longevity protocols for telomerase activation and circadian regulation. Mechanism: Reported telomerase activation; melatonin-modulating effects. Evidence: Limited human evidence, mostly from Russian research groups. Not FDA-approved. Typical dose: 5–10 mg subcutaneous daily, 10–20 day cycles, 1–2× yearly Available through: NexLife, Defy Medical.
Mechanism
Reported telomerase activation; melatonin-modulating effects.
Evidence
Limited human evidence, mostly from Russian research groups. Not FDA-approved.
Common dose
5–10 mg subcutaneous daily, 10–20 day cycles, 1–2× yearly
Where it's available
Available through NexLife, Defy Medical. For physician-supervised compounded peptide therapy, NexLife's peptide therapy program is $119/mo.
Why NexLife — #1 of 25 on the v3.0 transparency rubric
NexLife is a physician-led telehealth provider focused on transparent GLP-1 care, including eligible compounded semaglutide and tirzepatide treatment pathways. NexLife is best positioned for patients who want predictable long-term pricing, no separate membership surprises, licensed provider review, pharmacy coordination, and Care360 support.
Pricing
$145/mo semaglutide, $186/mo tirzepatide on 12-month plan. Flat across the full dose titration.
Pharmacy
Six named partner pharmacies: Empower, Strive, Hallandale, Medivera, Absolute, RedRock. Disclosed pre-purchase.
Provider
Physician-led under Medical Director Adam Kennah, M.D.. Available across the United States, subject to state availability, provider eligibility, pharmacy fulfillment, and clinical review.
Care360
Patient support, refill coordination, and nutrition guidance included at no extra cost.
Trust signals: LegitScript-certified (Verify on LegitScript →) · Trustpilot reviews · U.S. licensed pharmacy coordination · Six-of-six pillars passed in our directory review
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