Peptides / Compound guide

Epitalon guide

Epitalon, also spelled epithalon, is a synthetic tetrapeptide studied in cellular aging and neuroendocrine research.[2] PinPoint says no direct human pharmacokinetic study is published and marks its tracking inputs as low confidence.[1]

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ILLUSTRATION / COMPOUND LIBRARY SERIES

At a glance

Epitalon library factsPeptides. Routes: subcutaneous. Half-life model input: 0.5 hours. Package: 10 mg / package. Research use only. CATEGORYROUTES IN LIBRARYHALF-LIFE MODEL INPUTTYPICAL PACKAGERESEARCH STATUS Peptidessubcutaneous0.5 hours10 mg / packageResearch use only SOURCE / PINPOINT COMPOUND LIBRARY

Read the record in context

Epitalon's review does not state half-life, bioavailability, or time to peak. The card's half-hour scalar is therefore an authored tracking estimate. The epithalon-spelled 10 mg supplier listing provides package context without filling any of those human pharmacokinetic gaps.[1]

What the research says

The cited review surveys Epitalon, the tetrapeptide Ala-Glu-Asp-Gly, across cell, animal, and computational research. It distinguishes the synthetic peptide from Epithalamin, a pineal-gland extract with a broader composition. That identity distinction matters when interpreting observations reported under related names in older literature.[2]

Research topics include telomerase activity, melatonin synthesis, gene expression, and enzyme activity. The review draws on multiple experimental systems and administration settings rather than one standardized human exposure study. Those biological endpoints do not themselves measure absorption, plasma elimination, or absolute bioavailability of the peptide.[2]

The authors also identify limited structural and physicochemical investigation despite the larger biological literature. The library accordingly identifies direct human pharmacokinetics as unavailable and its model inputs as low confidence. The review supplies research context without converting cellular or animal observations into a demonstrated human longevity outcome.[2][1]

Cited amounts

The library records 10 mg as a supplier catalog package amount. This is the total listed in that presentation, not an amount selected for administration. No personal dosing range is inferred from it.[1][3]

Open the calculator for amount conversions

Half-life and timing

With 0.5 hours per interval, the illustrated quantity reaches 25% after one hour and 3.125% after two and a half hours. Every plotted fraction is derived from an assumed constant. The cited review did not measure that constant or the two other model inputs. The graphic consequently explains an application's estimate, not a published human concentration profile. Increasing the number of time labels would not strengthen the evidence or establish a personal elimination interval for the synthetic tetrapeptide.[1][5]

Epitalon: modeled fraction over five half-livesStarting at 100 percent, the model halves each 0.5 hours. After 2.5 hours, 3.125 percent remains. This is arithmetic, not a measured concentration. ELAPSED HOURS / MODELED STARTING AMOUNT 0 h100%0.5 h50%1 h25%1.5 h12.5%2 h6.25%2.5 h3.125% Continue to the calculator

Reconstitution

For the catalog's 10 mg total, a hypothetical final volume of 2 mL would create 5 mg/mL. Multiplying that quotient by 0.1 mL gives an illustrative 0.5 mg. These are arithmetic consequences, not amounts drawn from human Epitalon pharmacokinetic research. The alternative epithalon spelling helps identify the supplier listing but does not make its package a studied clinical formulation. Neither spelling supplies an actual preparation instruction or resolves the absent measurements noted by the source library.[3]

10 mg ÷ 2 mL = 5 mg/mL
Open Epitalon conversion math

Tracking it in PinPoint

From a reference to a record

Built for peptide, TRT, and GLP-1 schedules. Set up your vial in seconds, log every dose, and see your modeled levels between doses. Enter vial size in mg, mcg, or IU and water volume for instant concentration and syringe units. Track vials and prefilled pens side by side.[4]

The Home curve models your levels between doses from published half-life data. Drag to scrub modeled values at any timestamp, or preview 30 days of a dose pattern. Ask PinPoint provides educational reference with sources; it never recommends a dose or a schedule change. These features record and visualize entered information, with the limits of each compound's source data still applying.

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Frequently asked questions

Is epithalon a separate evidence base from Epitalon here?
The library uses Epitalon and references an epithalon-spelled package listing for the same guide. The review does not state half-life, bioavailability, or time to peak. A spelling variant and a catalog vial do not supply those missing human measurements.[1][2]
What does the Epitalon review actually contribute to the numeric model?
The library says the review provides research context but states none of the three model inputs. The half-hour value is a tracking estimate. The guide therefore cites the review without portraying the estimate as a direct published human measurement.[1][5]
Does an epithalon catalog spelling change the conversion or evidence?
The listing supplies the package example used for this Epitalon guide. The spelling variant changes neither the arithmetic rule nor the absence of direct human pharmacokinetic data. It does not establish a separate clinical quantity or a preparation method.[1][5]
Can a peptide tracker app record Epitalon?
PinPoint's compound library includes Epitalon. The app description covers logging compound, dose, site, and pain level, as well as viewing modeled levels between recorded doses. The curve uses published reference inputs and does not account for individual variation. The tracker records the schedule entered by its user; it does not choose a dose or recommend a schedule change.[1][4]

Sources

Facts and reference links were retrieved from the PinPoint application library on 5 October 2026. Links below preserve the library's citations; a catalog source supports a package amount only. Source references carried from the library have not all been independently reverified. Arithmetic examples are identified separately from clinical evidence.

  1. PinPoint compound library, EpitalonSnapshot of the application library; its references and uncertainty are retained below.Retrieved 2026-10-05 · library
  2. Published review PMC11943447Identity and research summary checked against this document on 5 October 2026. Abstract and relevant methods/results or product-monograph sections.Retrieved 2026-10-05 · library-reference
  3. Supplier catalog package referencePackage amount only; not a clinical amount or endorsement.Retrieved 2026-10-05 · supplier
  4. PinPoint App Store descriptionFeature wording from the approved application description, not pricing.Retrieved 2026-10-05 · app-description
  5. Unit conversion and exponential-decay arithmeticC = amount / volume; remaining fraction = 2^(-elapsed / half-life). These are illustrations, not measurements.Retrieved 2026-10-05 · arithmetic