People searching for peptides for sale in the US are usually asking two questions at once: which compounds are researchers most interested in right now, and where can they get them from a supplier that shows its proof. This guide answers both. It lists ten research peptides that get the most attention, says what each one is and what the published research covers, and links to each compound’s certificate, calculator and comparison so you can read before you buy. It was written by Healio Peptides, which sells research peptides and ships from Las Vegas, Nevada. Everything described is laboratory research supply, not for human or veterinary use, and nothing here is medical advice.
What are the top research peptides for sale in the US?
The ten below are the compounds that come up most often in research peptide searches and comparisons: BPC-157, retatrutide, tirzepatide, semaglutide, TB-500, GHK-Cu, KPV, MOTS-c, tesamorelin and the GLOW 70 blend. Each has a certificate of analysis for the current batch on its product page, from one named independent laboratory, Quantum Life Sciences in Portland, Maine. The table shows the live vial sizes and starting price for each, read directly from the product.
BPC-157
Retatrutide
Tirzepatide| Compound | Vial sizes | Price | Current batch | Purity (HPLC) |
|---|---|---|---|---|
| BPC-157 for sale | 10mg | $59.99 | HEALIO-BPC157-2605 | 99.5% |
| Retatrutide for sale | 10mg and 20mg and 30mg | from $78.99 | HEALIO-RETA-2602 | 99.3% |
| Tirzepatide for sale | 10mg and 15mg and 30mg | from $54.99 | HEALIO-TIRZ-2604 | 99.4% |
| Semaglutide for sale | 5mg and 10mg | from $79.99 | HEALIO-SEMA10-2607 | 99.4% |
| TB-500 for sale | 10mg | $74.99 | HEALIO-TB500-2612 | 99.1% |
| GHK-Cu for sale | 50mg and 100mg | from $34.99 | HEALIO-GHKCU01 | 99.4% |
| KPV for sale | 10mg | $44.99 | HEALIO-KPV-2608 | 99.6% |
| MOTS-c for sale | 10mg | $59.99 | HEALIO-MOTSC-2603 | 99.2% |
| Tesamorelin for sale | 10mg | $89.99 | HEALIO-TESA-2616 | 99.5% |
| GLOW 70 blend for sale | 70mg | $104.99 | HEALIO-GLOW70-2617 | 99.3% |
1. BPC-157
BPC-157 is a 15 amino acid peptide derived from a sequence found in gastric juice. Published work is mostly in animal and cell models of tissue repair, so it is a research compound and not an established treatment. BPC-157 for sale comes with a certificate on the BPC-157 COA page, and BPC-157 vs TB-500 sets it beside the compound it is most often paired with. Browse the peptides for healing collection for related research compounds.
2. Retatrutide
Retatrutide is a triple agonist studied for its action at GLP-1, GIP and glucagon receptors, and it is the subject of phase 3 research. It is also searched as GLP-3 or reta. Retatrutide for sale carries a public certificate at the retatrutide COA page. Read retatrutide vs tirzepatide for what the published studies found and where they stop.
3. Tirzepatide
Tirzepatide is a dual GIP and GLP-1 receptor agonist with a large published trial record. The tirzepatide for sale page links to its certificate, and semaglutide vs tirzepatide covers the head-to-head data. See the peptides for weight loss collection for the research group it belongs to.
4. Semaglutide
Semaglutide is a GLP-1 receptor agonist and one of the most studied peptides in metabolic research. Semaglutide for sale has a public COA, and retatrutide vs semaglutide sets the two side by side.
5. TB-500
TB-500 is a fragment related to thymosin beta-4, a protein studied for its role in cell migration and tissue repair in laboratory models. TB-500 for sale comes with a certificate, and KPV vs TB-500 compares it with another popular research peptide.
6. GHK-Cu
GHK-Cu is a copper-binding tripeptide studied in skin and tissue-remodeling research. It is also called copper peptide. GHK-Cu for sale links to the GHK-Cu certificate, and the peptides for skin and beauty collection groups it with related compounds. See BPC-157 vs GHK-Cu for a comparison.
7. KPV
KPV is a three amino acid fragment of alpha-MSH studied for its role in inflammation-related signaling in laboratory models. KPV for sale has a public certificate, and BPC-157 vs KPV explains how the two differ.
8. MOTS-c
MOTS-c is a mitochondrial-derived peptide studied in metabolic research. MOTS-c for sale links to its certificate, and MOTS-c vs SS-31 compares it with another mitochondria-related compound. The peptides for energy collection lists related products.
9. Tesamorelin
Tesamorelin is a growth hormone releasing hormone analog with a published clinical record in a narrow research setting. Tesamorelin for sale has a certificate, and sermorelin vs tesamorelin compares the two growth hormone releasing analogs.
10. GLOW 70 blend
GLOW 70 is a blend of GHK-Cu, BPC-157 and TB-500 in a single vial. GLOW 70 for sale has its own certificate, which reports the composition. GLOW vs KLOW sets it beside the four-peptide blend, and the anti-aging peptides and women’s wellness peptides collections group it with related products.
How to buy research peptides in the US safely
- Read the certificate for the batch before you order, and match the batch and lot to your vial.
- Check that the laboratory is named and independent of the seller.
- Look for HPLC purity, mass spectrometry identity and an endotoxin result.
- Use a calculator for reconstitution, and follow the handling guides.
- Choose a supplier whose shipping, damage and support terms are published.
New to all this? Start with peptides for beginners. To see how suppliers compare, read the top 10 peptide companies in the US. In our manual checks of listed prices in October 2026, Healio Peptides’ rates on comparable compounds were lower than other suppliers’ rates, and prices change, so compare current listings.
Top research peptides for sale in the US: frequently asked questions
What are the most popular research peptides in the US?
BPC-157, retatrutide, tirzepatide, semaglutide, TB-500, GHK-Cu, KPV, MOTS-c, tesamorelin and blends such as GLOW 70 are among the compounds most often searched and compared.
Where can I find peptides for sale in the US with a certificate?
Healio Peptides publishes the certificate for the current batch of every compound on the product page and in the COA library, from Quantum Life Sciences in Portland, Maine.
Are these peptides for human use?
No. They are supplied for laboratory research use only. They are not for human or veterinary use, have not been evaluated by the FDA, and nothing on this page is medical advice.
How fast does Healio Peptides ship?
Orders placed before 2 PM ET on a business day ship the same day from Las Vegas, Nevada, and shipping within the United States is free over $185.
Are Healio Peptides’ prices lower?
In our manual checks of listed prices in October 2026, Healio Peptides’ rates on comparable compounds were lower. Prices change, so compare current listings.
How do I work out reconstitution?
Use the peptide calculator, which returns concentration from vial strength and water volume, and read how to reconstitute peptides for handling.
Explore the Healio Peptides range
New to research peptides? The peptides for beginners guide is the place to start, and every compound has its own calculator and a public certificate. See the full range.
- Epitalon research vial: live vial sizes with the certificate beside them.
- Pinealon for sale: batch certificate, calculator and handling notes on one page.
- Healio Peptides SS-31: public certificate from an independent laboratory.
- Kisspeptin-10 research vial: live vial sizes with the certificate beside them.
- PT-141 for sale: batch certificate, calculator and handling notes on one page.
- Healio Peptides Bacteriostatic water: public certificate from an independent laboratory.
More from the vendor guides: peptide vendor reviews, the best place to buy peptides online.
Published by Healio Peptides, which sells research peptides for laboratory use only. They are not for human or veterinary use, have not been evaluated by the FDA, and nothing on this page is medical advice. To request a correction, email support@healiopeptides.com.