Ipamorelin vs TB-500
Ipamorelin and TB-500 come from different research areas and are studied in largely separate models — researchers usually compare them when scoping a broader protocol.
✓ both US-made · third-party tested · batch COA on every order
Last updated August 25, 2026
How do Ipamorelin and TB-500 differ?
Ipamorelin (Synthetic pentapeptide secretagogue) is catalogued under longevity & cellular research; TB-500 (Thymosin β4 fragment · tissue-repair research) is catalogued under recovery & gut research. Verve lists 5 reported research applications for Ipamorelin and 4 for TB-500. Both are made in the United States, screened by HPLC to a 99%+ purity standard, and shipped with a batch-level certificate of analysis.
| field | Ipamorelin | TB-500 |
|---|---|---|
| compound class | Synthetic pentapeptide secretagogue | Thymosin β4 fragment · tissue-repair research |
| research area | longevity & cellular | recovery & gut |
| reported research applications | 5 listed | 4 listed |
| supplied as | single compound | single compound |
| catalog sizes | 5mg · 10mg | 10mg |
| purity standard | 99%+ by HPLC | 99%+ by HPLC |
| manufactured | United States | United States |
| batch COA | published per lot | published per lot |
| endotoxin-tested option | available | available |
| co-formulated together in | not co-formulated | not co-formulated |
| price from | $64.99 | $93.49 |
| availability | out of stock | in stock |
Prices and stock read live from the catalog. Both compounds are supplied strictly as reference materials for in-vitro laboratory research.
What is Ipamorelin and what is TB-500?
Ipamorelin is classified as Synthetic pentapeptide secretagogue; TB-500 as Thymosin β4 fragment · tissue-repair research. Both profiles below cover scientific identity only — what the molecule is and which laboratory models it appears in. Verve supplies both strictly as in-vitro reference materials, and neither profile describes human or veterinary use.
Ipamorelin
Synthetic pentapeptide secretagogue
Ipamorelin is a synthetic pentapeptide and a selective growth-hormone secretagogue, meaning it is characterized in the literature as an agonist at the growth-hormone secretagogue receptor (GHS-R1a), the same receptor targeted by the endogenous ligand ghrelin. Its selectivity profile is the reason it is so frequently chosen as a reference agonist in receptor-signaling work.
full Ipamorelin profile →TB-500
Thymosin β4 fragment · tissue-repair research
TB-500 is a synthetic 43-amino-acid peptide corresponding to an active fragment of thymosin beta-4, a naturally-occurring actin-binding protein. Verve supplies it as a high-purity research compound for tissue-repair and cellular research.
full TB-500 profile →Which research models is each compound studied in?
Ipamorelin sits in longevity & cellular research and TB-500 in recovery & gut research, so their listed models largely do not intersect. The table lists 5 reported research applications for Ipamorelin and 4 for TB-500. Rows are per compound, not equivalences.
| Ipamorelin — reported research applications | TB-500 — reported research applications |
|---|---|
| GHS-R1a (ghrelin receptor) binding and agonist research | Cell-migration research models |
| Secretagogue-pathway signal-transduction research | Actin-regulation and cytoskeletal research |
| Comparative receptor-selectivity studies against non-selective secretagogues | Angiogenesis research |
| Endocrine-signaling research models | Tissue-repair research models |
| Peptide stability and structure–activity research | — |
Research contexts only. Both compounds are supplied for laboratory research use only, and no entry above describes an effect in humans or animals.
What sizes and prices does verve list for Ipamorelin and TB-500?
Ipamorelin is listed from $64.99 and TB-500 from $93.49. The table below is every catalog size verve currently lists for the two compounds, at single-vial prices before the automatic multi-compound discount. Sizes describe the vial format supplied to the laboratory, nothing more.
| compound | size listed | price | availability |
|---|---|---|---|
| Ipamorelin | 5mg | $64.99 | out of stock |
| Ipamorelin | 10mg | $114.49 | out of stock |
| TB-500 | 10mg | $93.49 | in stock |
Any 2 different compounds take 20% off, any 3 take 30% — applied automatically in the cart, no code. Orders placed Monday–Friday ship by 2pm CT, free over $100.
shop the compounds →Frequently asked questions about Ipamorelin and TB-500
What is Ipamorelin?
Ipamorelin is a synthetic pentapeptide characterized as a selective agonist at the growth-hormone secretagogue receptor (GHS-R1a). Verve supplies it as a research compound for laboratory use only, not for human or veterinary use.
What is Ipamorelin studied for in research?
It is used as a reference agonist in GHS-R1a receptor-binding and secretagogue-pathway signaling research in in-vitro and pre-clinical models. Verve makes no claims about effects in humans or animals.
What is TB-500?
TB-500 is a synthetic 43-amino-acid peptide based on an active fragment of thymosin beta-4. Verve supplies it as a research compound for laboratory use only.
What is TB-500 studied for in research?
It is used in cell-migration, actin-regulation, angiogenesis, and tissue-repair research models. It is not for human or veterinary use.
related comparisons
verve products are sold for laboratory research and development purposes only and are not intended for human or veterinary use of any kind. statements on this site have not been evaluated by the FDA.