Epithalon
A four-amino-acid peptide and one of the best-known longevity compounds, studied for its effect on telomeres.
Best value right now · 10 mg
Bio Pepz
IN STOCKTRUST 6.5
Per mg44% under the $3.90 median
Vial price10.06 mg · verified Aug 21
Avg per mg · 10 mg
$6.41+23.7%
Ranged $4.90 – $6.53 across 56 vendorsCompare 39 vendors · 10 mg
VendorStock
33
Step OneUNTESTED · OUT · 10% OFF
$2.25$22.50$25.00
34
Risynth BioTRUST 9.1 · OUT
$5.00$50.00
35
Real PeptidesUNTESTED · OUT
$5.00$50.00
36
Genetic PeptideUNTESTED · OUT · 20% OFF
$5.20$52.00$65.00
37
PeptidologyTRUST 7.6 · OUT
$5.50$54.99
38
Protide HealthUNTESTED · OUT
$7.50$75.00
Showing 8 of 39 vendors · 31 more from $2.25/mg
Epithalon prices verified Aug 21, 2026
$2.19/mgBio Pepz · $22.00
Buy best pricePrice movement · 30 days
−10.3%median per mg, all sizes
Cheapest ever recorded: $0.650/mg on Aug 12. Today is 130.8% above that low.See our top-ranked Epithalon vendors
Ranked by Finnrick trust score, independent lab testing, and price.
Compare Epithalon head-to-head
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Quick Summary
The most talked-about anti-aging peptide — activates the enzyme that lengthens telomeres, the 'caps' on your chromosomes that shorten as you age. Available from 56 vendors, priced from $20.00 to $809.91.
Research: A study of 266 people over age 60 found that treatment produced a 1.6-1.8x reduction in mortality over 6 years. Recent research confirmed it extends telomere length in human cells.
Side effects: Injection site reactions, Occasional nausea, Mild headache, Sleep pattern changes
Research compound
- 49 of 56 vendors currently have it in stock
- Highest-rated vendor: Risynth Bio (9.1 Finnrick score)
- Most common vial size: 10mg
- Category: Metabolic / Longevity — Longevity, mitochondrial, and metabolic peptides
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