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Retatrutide (RETA) 20mg~~$139~~ $123

BPC-157 10mg~~$79~~ $55

Retatrutide (RETA) 10mg~~$119~~ $85

Tirzepatide (TIRZ) 10mg~~$109~~ $89

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Research-Grade Peptides.
Verified Pure.

US-based. 99% purity. Certificates published in our COA library.

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Free shipping over $150 · Tracking emailed the day your order ships

Card payments accepted, ships same day from Texas

BPC-157, Ipamorelin, and SEMA research peptide vials

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Featured Compounds

Research staples, stocked in the US and ready to ship.

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Retatrutide (RETA) 10mg

Research Compounds

Retatrutide (RETA) 10mg

In Stock

~~$119.00~~$85.00From $79.99/vial with 3-Pack

Retatrutide (RETA) 5mg

Research Compounds

Retatrutide (RETA) 5mg

In Stock

~~$79.00~~$52.00From $49.99/vial with 3-Pack

BPC-157 10mg

Research Compounds

BPC-157 10mg

In Stock

~~$79.00~~$55.00From $50.99/vial with 3-Pack

Retatrutide (RETA) 20mg

Research Compounds

Retatrutide (RETA) 20mg

Only 5 left

~~$139.00~~$123.00From $116.99/vial with 3-Pack

Third-party HPLC tested

COA published for every batch

Same-day dispatch, 7 days

Free US shipping over $150

Independently verifiable testing

US stock, ships from Austin

How It Works

From Order to Your Door

Place your orderCheckout takes under a minute.
Same-day dispatchOrder by 3 PM Central, any day of the week.
Tracking that dayYour tracking number is emailed the day your order ships.
24/7 supportMessage us anytime. Every message answered within 24 hours.

New to research peptides?Start HereA plain-language guide to how ordering, delivery, and storage work.Read the guide Research toolReconstitution CalculatorVial size in, volume added, resulting concentration out.Open the calculator

From the Research Desk

Guides Worth Reading First

What Are Research Peptides?The plain-language primer: what peptides are, what research-use-only means, and how quality is judged.Read How to Store Research PeptidesLyophilized vs reconstituted stability, refrigeration, and the mistakes that degrade material.Read Peptide Reconstitution BasicsDiluents, technique, and the math, with the calculator to go with it.Read

Same-Day Dispatch Order by 3 PM Central, 7 days a week

24/7 Support Message us anytime, 24/7. Every message answered within 24 hours.

Third-Party Tested Certificates published in our COA library

Independently Verifiable Check any Janoshik key at janoshik.com/verify

US-Based Ships from the US

All compounds are supplied for in-vitro laboratory work. For research use only.

Core Research Peptides is a US-based research supply company headquartered in Austin, Texas. Every compound we stock is independently third-party tested, and we publish the certificate for it in our COA library. Standard US shipping is $12, free over $150, with expedited and overnight options, and we ship internationally. We accept Visa, Mastercard, American Express, Discover and debit cards, plus Venmo, Zelle, Cash App and Bitcoin. US-based support.

Questions? Text us at (512) 643-4570. Email info@coreresearchpeptides.com.
Toll-free: (844) 393-9441

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What Are Research Peptides? Start Here Reconstitution Calculator Research Guides Storage & Handling Verify a COA FAQ

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All products sold on this website are intended for research and identification purposes only. For research use only.

These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease. For research use only.

© 2026 Core Research Peptides · For laboratory research use only

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