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Peptides / Compound guide

TB-500 guide

TB-500 is a thymosin beta-4-related research peptide, discussed here alongside studies of thymosin beta-4.[6][2] PinPoint explicitly uses the subcutaneous tracking values as extrapolated and marks the evidence context as primarily preclinical.[1]

PINPOINT EDITORIAL · UPDATED 05 OCT 2026
Primarily preclinical · 3 h model input

Editorial still life for peptides research guides

ILLUSTRATION / COMPOUND LIBRARY SERIES

At a glance

TB-500 library factsPeptides. Routes: subcutaneous, intramuscular. Half-life model input: 3 hours. Package: 10 mg / package. Primarily preclinical. CATEGORYROUTES IN LIBRARYHALF-LIFE MODEL INPUTTYPICAL PACKAGERESEARCH STATUS Peptidessubcutaneous · intramuscular3 hours10 mg / packagePrimarily preclinical SOURCE / PINPOINT COMPOUND LIBRARY

Read the record in context

TB-500's three-hour scalar needs the thymosin beta-4 reference beside it. The library does not identify the catalog vial as the material used in every cited experiment. Its extrapolated recording model and 10 mg package therefore answer different questions about timing context and listed contents.[1]

What the research says

The cited human study investigated synthetic thymosin beta-4 delivered intravenously to healthy volunteers. Four cohorts of ten participants received ascending single doses or placebo, followed by a repeated-administration phase. Researchers recorded adverse events and measured pharmacokinetic parameters after single and repeated exposure.[2]

The abstract describes dose-proportional exposure and a half-life that increased with dose. That finding is more specific than assigning one universal duration to every thymosin-related material. The experiment studied intravenous administration; it did not measure the subcutaneous absorption profile of a retail product labeled TB-500.[2][1]

TB-500 is associated with thymosin beta-4, but the library entry and the material used in this paper are not interchangeable identifiers. The app's three-hour value is an extrapolated tracking input. The study supplies related human research context while leaving the identity, formulation, and route differences explicit.[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]

Explore the TB-500 dosing chart

Half-life and timing

Using three hours as a fixed interval, the hypothetical amount falls to half at hour three, one eighth at hour nine, and one thirty-second at hour 15. These are positions on a constructed time axis. The source context is human intravenous thymosin beta-4, while the TB-500 entry offers other recording routes. The bar cannot establish equivalence between those materials or routes. Its endpoint also retains a small modeled fraction, rather than demonstrating complete disappearance in a person.[1][5]

TB-500: modeled fraction over five half-livesStarting at 100 percent, the model halves each 3 hours. After 15 hours, 3.125 percent remains. This is arithmetic, not a measured concentration. ELAPSED HOURS / MODELED STARTING AMOUNT 0 h100%3 h50%6 h25%9 h12.5%12 h6.25%15 h3.125% Explore the TB-500 half-life model

Reconstitution

The supplier's 10 mg package can be used to check a simple proportion. Ten milligrams across an assumed 2 mL gives 5 mg/mL. One twentieth of that total volume is 0.1 mL and represents one twentieth of the total mass, or 0.5 mg. The proportional relationship is the useful result. The chosen fraction does not come from a TB-500 clinical study, and no human administration amount or preparation method follows from it.[3]

10 mg ÷ 2 mL = 5 mg/mL
Open TB-500 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

What is the difference between a TB-500 dose and a vial amount?
The library's 10 mg figure is a package listing. It is not a clinical amount selected from a human TB-500 dosing study. A calculator can convert an independently specified amount into a volume, but it cannot use the package listing to decide the amount.[1][2]
Why can a TB-500 dose search lead to misleading package numbers?
The library's 10 mg total is supplied by a catalog. Its pharmacology reference concerns a different research context. A page that presents the package mass as though it were a studied administration amount would combine two separate kinds of evidence.[1][5]
Does the TB-500 half-life bar verify the supplier vial?
A mathematical bar cannot establish a catalog product's identity, composition, or equivalence to the referenced research material. It shows the consequence of the library's three-hour input. The supplier citation establishes only the package listing used for arithmetic.[1][5]
Can a peptide tracker app record TB-500?
PinPoint's compound library includes TB-500. 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, TB-500Snapshot of the application library; its references and uncertainty are retained below.Retrieved 2026-10-05 · library
  2. PubMed pharmacology reference 20536472Identity and research summary checked against this document on 5 October 2026. PubMed abstract, retrieved through NCBI EFetch.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
  6. PubMed peptide identity study 22962027Opening identity checked 5 October 2026. Abstract: identification of the acetylated thymosin beta-4 fragment in TB-500.Retrieved 2026-10-05 · primary-reference