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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:

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
Chemical contaminant screening for laboratory confidence.

99%+ Purity Guarantee

Research-grade peptides with verified potency. Each product includes certificates of analysis.

cGMP-Aligned Quality Practices

Our products are manufactured through qualified partners that adhere to cGMP-aligned quality practices. These manufacturing standards are designed to support consistency in production, process controls, and quality measures across our product portfolio.

Best In Class Fulfillment

Same-day shipping on orders before 12 PM PT. Free standard domestic shipping on orders over $400.

Zero Fillers or Additives

Pure active compounds only. Independently verified composition for reliable in vitro studies.

APA Member

Proud member of the American Peptide Association. Our membership reflects ongoing commitment to industry compliance, transparency, and research-grade standards.

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SlimAssist (FLGR242 2MG / 500mcg B Complex)
Flagship Products Price range: $125.00 through $199.00 Select options This product has multiple variants. The options may be chosen on the product page
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Cell Factors™
Flagship Products Price range: $899.00 through $1,499.00 Select options This product has multiple variants. The options may be chosen on the product page
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Klotho (alphaKlothoLR) (20mcg)
Flagship Products Price range: $2,844.30 through $10,179.60 Select options This product has multiple variants. The options may be chosen on the product page
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Follistatin (FLGR242) (10mg)
Flagship Products Price range: $2,844.30 through $19,161.60 Select options This product has multiple variants. The options may be chosen on the product page

About Biolongevity Labs

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.

Each peptide undergoes rigorous quality control testing before release. We verify purity through HPLC, confirm molecular weight via LC-MS, and screen for contaminants.

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.