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Buy Research Peptides by Category

All products are manufactured for research use only.

The Biolongevity Labs Quality Standard

Buy USA Made research-grade peptides online with verified purity for in vitro applications

Third-Party Verified Purity: Every batch undergoes independent testing by certified labs. No exceptions.

Advanced Analytical Testing:

Chemical contaminant screening for laboratory confidence.

HPLC (High-Performance Liquid Chromatography) for purity verification

LC-MS (Liquid Chromatography-Mass Spectrometry) for molecular confirmation

Sterility testing for microbiological safety

Endotoxin testing to ensure research-grade quality

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Klotho (alphaKlothoLR) (20mcg)
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Follistatin (FLGR242) (10mg)
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who we are

About Biolongevity Labs

15+

years of
experience

Research-Grade Synthesis

BioLongevity Labs manufactures 99% purity research peptides using solid-phase peptide synthesis in USA-registered facilities that follow Good Manufacturing Practices (GMP). Our synthesis protocols prioritize molecular accuracy and batch consistency.

Third-Party Testing Standard

We’re a leading peptide supplier that tests every batch through three independent, certified laboratories. No shortcuts. Your research deserves the highest quality peptides backed by certificates of analysis from external facilities-not just internal claims.

Peptides for In Vitro Research

Our catalog includes 150+ research-grade peptides for laboratory applications. All compounds ship with complete analytical documentation.

Need to buy peptides for your next study? Same-day shipping on orders placed before 12 PM PT. Free shipping over $400.

Supporting Scientific Research

BioLongevity exists to support laboratories conducting in vitro research. We provide the quality peptides and technical documentation your studies require.

Questions about our synthesis methods or quality control protocols? Contact our team and we will promptly respond to your inquiries.

testimonial

what our clients say

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My experience with Amazon has generally been very positive. The platform offers a wide variety of products, which makes it easy to compare options and find what I need in one place. The ordering process is straightforward, and I appreciate the detailed product descriptions and customer reviews that help with decision-making.

FAQ’s

find the answers you’re looking for

1. What quality testing do you provide?

Every peptide batch includes a Certificate of Analysis from SafeCert Labs, an independent CLIA certified facility. All chemical analysis is performed using HPLC with UV Detection coupled with Mass Spectrometry.

We’re the only research peptide supplier offering independent third-party testing by three different certified labs. Our testing protocols verify molecular identity, CAS number confirmation, purity levels (98%+ or 99%+), and appearance specifications.

All COAs are available before purchase so you can verify quality standards for your research applications.

2.How do I read your Certificates of Analysis?

Each COA displays the assession number, received date, reported date, and your specific product information (CAS number, quantity, identity, purity percentage, and appearance).

You’ll see two graphs: the HPLC chromatogram showing the purity peak, and the mass spectrometry data confirming molecular weight and identity. The specification table provides the result summary with exact purity percentage.

Every COA includes the testing lab’s principle chemist signature and the testing methodology used. Product photos show the actual vial appearance and labeling for verification.

3. Do you test for endotoxin contamination?

Each COA displays the assession number, received date, reported date, and your specific product information (CAS number, quantity, identity, purity percentage, and appearance).

You’ll see two graphs: the HPLC chromatogram showing the purity peak, and the mass spectrometry data confirming molecular weight and identity. The specification table provides the result summary with exact purity percentage.

Every COA includes the testing lab’s principle chemist signature and the testing methodology used. Product photos show the actual vial appearance and labeling for verification.

4. What purity level do I need?

Research applications typically require 95-99%+ purity for reliable results. Lower purity can introduce variables that interfere with in vitro studies and compromise data integrity.

Our 99%+ purity variants meet pharmaceutical-grade standards. Higher purity reduces experimental noise and gives you cleaner baseline data for your research protocols.

5. How should I store unopened peptides?

Store lyophilized peptides at -20°C in their original sealed vials. Keep them away from light and humidity.

Under these conditions, our research-grade peptides maintain stability for 3-5 years. The sealed environment with desiccant protection preserves molecular integrity for long-term laboratory use.

6.How long do reconstituted peptides last?

Reconstituted solutions remain stable for several days at 2-8°C. For longer storage, create small aliquots and freeze at -20°C or -80°C.

Avoid repeated freeze-thaw cycles. Use sterile bacteriostatic water and aseptic technique when preparing solutions for multiple-use research applications.

7. What are your shipping times?

Most in-stock peptides ship the same day on orders placed before 12 PM PT. Domestic US orders arrive in 3-5 business days via standard shipping, or 1-2 days expedited.

We ship lyophilized peptides at ambient temperature in protective packaging. Free shipping on orders over $400.

8. Do you ship internationally?

We ship worldwide to qualified research institutions and laboratories. All international shipments include proper documentation: commercial invoices, Certificates of Analysis, MSDS, and “research use only” declarations.

Shipping times vary by region. You are responsible for any customs duties or import requirements in your jurisdiction.

Have more questions? Contact our team for information about specific peptides or orders.

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