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Welcome to Peptira

Peptides you can trust. Purity you can prove.

Send any vial from your order to a pre‑approved testing facility and receive 50% of the test vial in store credit when you share the results with us!

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Peptira laboratory background – research environment, high purity peptides
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For Research Purposes Only

Handle in accordance with institutional safety guidelines.

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Purity 99%

Purity you can measure. Quality you can trust. Backed by third party testing.

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Measured Accuracy

Every vial displays the measured mg content.

Featured Products

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  • Sale!
    Peptira Tirzepatide (TIRZ-30) peptide vial – research use, ≥99% purity, third-party tested
    Price range: $89.00 through $1,199.00
    Price range: $80.10 through $1,079.10

    TIRZ – GLP2

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  • Sale!
    Peptira Semaglutide (SEMA-20) peptide vial – research use, ≥99% purity, third-party tested
    Price range: $69.00 through $715.00
    Price range: $62.10 through $643.50

    SEMA – GLP1

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  • Sale!
    Peptira RETA-30 peptide vial – research use, ≥99% purity, third-party tested
    Price range: $99.00 through $999.00
    Price range: $89.10 through $899.10

    RETA – GLP 3

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  • Sale!
    Peptira NAD+ 500mg peptide vial – research use, ≥99% purity, third-party tested
    Price range: $59.00 through $763.00
    Price range: $53.10 through $686.70

    NAD+ (Buffered)

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  • Sale!
    Peptira MOTS-c (MOTS-10) peptide vial – research use, ≥99% purity, third-party tested
    Price range: $49.00 through $973.00
    Price range: $44.10 through $875.70
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    MOTS-C

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  • Sale!
    Peptira peptide vials – research grade, ≥99% purity, third-party tested
    Price range: $149.00 through $999.00
    Price range: $134.10 through $899.10
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    GLOW

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  • Sale!
    Peptira research peptide vials – ≥99% purity, third-party tested
    Price range: $39.00 through $413.00
    Price range: $35.10 through $371.70
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    GHK-cu

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  • Sale!
    Peptira BPC-157 (BPC-10) peptide vial – research use, ≥99% purity, third-party tested
    Price range: $49.00 through $343.00
    Price range: $44.10 through $308.70
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    BPC-157

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Peptira banner – trusted research peptides, high purity, third-party tested

Why Researchers Choose Peptira

Peptira: Your Research-Only Partner

QC-Certified Peptides. Accelerated Delivery. Traceable from Synthesis to Shipment.

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Third-Party Verified by Janoshik & Chromate Labs

Every batch undergoes independent analysis to guarantee exceptional purity, batch-to-batch consistency, and research-grade reliability you can count on.

Straightforward & Trustworthy

Same-Day Shipping in the U.S.
Place your order before 12PM MST, and we’ll ship it out the same day. Quick, dependable, and designed to keep your research on track.

Strictly for Scientific Research

All compounds are intended exclusively for laboratory research and not for human or animal use. Peptira adheres to strict labeling and documentation protocols to ensure full regulatory compliance and responsible handling.

About Peptira

At Peptira, we are driven by a passion for progress. Our mission is to fuel scientific discovery by providing researchers with premium-grade peptides, trusted for their purity, consistency, and integrity.

Whether you are advancing academic studies, innovating in biotech, or pushing the boundaries of modern medicine, Peptira is your partner in exploration.

Every vial is crafted to empower researchers to unlock new frontiers in biochemistry, pharmacology, and molecular science — because at Peptira, we believe that tomorrow’s breakthroughs start with today’s research.

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Frequently Asked Questions

What makes Peptira peptides different from others on the market?

Peptira is committed to exceptional purity (typically ≥99%), consistency, and quality. Our peptides are synthesized using advanced methods and undergo rigorous QC testing to ensure reliability for critical research applications.

Are Peptira peptides suitable for clinical or human use?

No. All Peptira products are strictly for research purposes only and are not intended for human or veterinary use, clinical trials, or therapeutic applications.

How should I store Peptira peptides upon arrival?

Store lyophilized peptide at −20 °C (or 2–8 °C short-term). Reconstituted solution should be refrigerated at 2–8 °C, protected from light.

Does Peptira ship internationally?

Not yet! Soon we will proudly ship worldwide, ensuring our peptides are accessible to researchers across the globe. Shipping options and regulations vary by country.

Testimonials

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Dr. Emily RaoBiomedical Research Center

“Peptira's peptides consistently deliver on quality and purity. We've run multiple assays across different projects, and their consistency has saved us both time and resources. It's rare to find a supplier this reliable.”

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Dr. Lucas MeyerSenior Scientist

“from custom synthesis to standard catalog peptides, Peptira has been an invaluable partner in our work. The detailed CoAs and responsive support give us confidence that we’re working with world-class compounds.”

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Prof. Amina TariqDepartment of Molecular Biology

“The level of transparency Peptira provides—from synthesis method to QC data—is impressive. Our team depends on peptide integrity, and Peptira has never let us down.”

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Dr. Daniel KimHead of R&D, BioNova Therapeutics

“Speed, purity, and scientific rigor—Peptira delivers on all three. Their peptides have supported our preclinical studies flawlessly. We now use them as our primary peptide supplier.”

Our Latest Blogs

Peptira’s blog keeps you up to date with the latest developments in peptide science. Explore research insights, industry innovations, and expert guidance designed to advance responsible, high-quality scientific discovery.

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🚨 They’re Here: New Peptides Are Live!

🚨 They’re Here: New Peptides Are Live!

🎉 Almost There… and We’re Celebrating Big.

🎉 Almost There… and We’re Celebrating Big.

New Peptides. Same Peptira Standards.

New Peptides. Same Peptira Standards.

Peptira research peptide vials – high purity, laboratory use
Final Days of Our Launch Party Promo! 🎉

Final Days of Our Launch Party Promo! 🎉

Peptira peptide vials – laboratory research, third-party tested, high purity
Our New Shipping Options Are LIVE! 🚀

Our New Shipping Options Are LIVE! 🚀

Peptira logo – research peptides brand identity
Thank You for an Amazing First Week! 🎉

Thank You for an Amazing First Week! 🎉

Peptira logo – research peptides brand identity
We’ve Officially Launched Peptira!

We’ve Officially Launched Peptira!

Same Day shipping

All orders placed before 2pm eastern time zone will be shipped out the same day.

Free Shipping

Free USA shipping on all order over $250

Customer Service

At Peptira Labs, we’re committed to supporting your research every step of the way.

Purity 99%

Purity typically at or over 98%

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