Bioactive Peptides, Peptide Inhibitors & Custom Peptide Synthesis for Research

High-purity research peptides including antimicrobial peptides, GPCR ligands, and peptide inhibitors. Custom peptide synthesis with fast delivery and strict QC.
Bioactive Peptides, Peptide Inhibitors 
& Custom Peptide Synthesis for Research

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LinkPeptide provides high quality catalog peptides with different purity at highly competitive prices. Our catalog peptides are supported by our unparalleled experience in peptide synthesis. We have nearly 10 years experience in synthesizing peptides, LinkPeptide is the premier supplier of high quality peptides to leading biotechnology companies and academic institutions.

Bioactive Peptides

Naturally derived or synthetic peptides with diverse biological functions, widely used in signaling studies, drug discovery, and functional research applications.

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Peptide Inhibitors

Specialized peptides designed to block specific protein interactions or enzymatic activity, supporting targeted pathway analysis and therapeutic research development.

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Cosmetic Peptides

Peptides formulated for skincare research, focusing on anti-aging, skin repair, and collagen stimulation mechanisms in cosmetic science applications.

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Labeled Peptides

Peptides conjugated with fluorescent, biotin, or isotopic labels for tracking, imaging, and quantitative analysis in biochemical and cellular studies.

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Peptide Substrates

High-quality substrates for enzymatic assays, enabling precise measurement of protease activity and kinetic studies in various biological systems.

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Cell Penetrating Peptides

Short peptides capable of delivering cargos across cell membranes, widely used for intracellular delivery of drugs, nucleic acids, and biomolecules.

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Synthesis & Building Blocks

Comprehensive range of amino acids, reagents, and intermediates supporting efficient peptide synthesis and customization for research and industrial applications.

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Bioactive Peptides
Peptide Inhibitors
Cosmetic Peptides
Labeled Peptides
Peptide Substrates
Cell Penetrating Peptides
Synthesis & Building Blocks

Providing high-quality bioactive peptides, inhibitors, and custom peptide synthesis for pharmaceutical and academic research.

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​High-quality peptides for research, drug discovery, and cosmetic applications, 8+ years of peptide synthesis expertise,

End-to-end solutions from custom synthesis to large-scale production, flexible support for diverse research needs

ABOUT LINKPEPTIDE

8+ years of peptide synthesis expertise: Where proven quality meets advanced technologies for modern life science research.

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LinkPeptide delivers high-quality catalog peptides with multiple purity options at competitive prices. Our products are backed by extensive experience in peptide synthesis and strict quality control standards.

With nearly a decade of expertise, LinkPeptide is a trusted partner for biotechnology companies and academic institutions, supporting research in drug discovery, molecular biology, and cosmetic science.

  • Broad portfolio of bioactive peptides, inhibitors, cosmetic peptides, and custom synthesis services
  • High purity standards with reliable analytical validation HPLC, MS
  • Flexible customization, from small-scale research to large-scale production
  • Fast turnaround times with global delivery and technical support
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More about us

Peptides & Amino acids for Laboratories

ADVANCED LAB & MANUFACTURING

State-of-the-art production site supporting scalable peptide synthesis, from research-grade batches to large-scale manufacturing.

SPPS Synthesis Laboratory Equipped with advanced solid-phase peptide synthesis (SPPS) platforms, enabling precise, efficient, and high-throughput peptide productio

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Modern Peptide Facility

State-of-the-art production site supporting scalable peptide synthesis, from research-grade batches to large-scale manufacturing.

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SPPS Synthesis Laboratory

Equipped with advanced solid-phase peptide synthesis (SPPS) platforms, enabling precise, efficient, and high-throughput peptide production.

Integrated Production Workflow

Seamless transition from synthesis to purification and analysis, ensuring fast turnaround and reproducible, high-quality peptide products.

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HPLC & Mass Spectrometry

High-performance liquid chromatography (HPLC) and MS systems for purity analysis, identity confirmation, and batch consistency verification.

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Latest blog

Beyond Protein Synthesis: How Amino Acids Shape...

Beyond Protein Synthesis: How Amino Acids Shape Immune Function and Disease Resistance

For many years, amino acids were viewed primarily as the building blocks of proteins. Their role in supporting muscle growth, tissue repair, and enzyme production was well established. However, modern nutritional immunology has revealed a much broader picture. Amino acids are now recognized as powerful regulators of immune function, influencing…

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The Power of Peptides: How Bioactive Molecules ...

The Power of Peptides: How Bioactive Molecules Are Transforming Skincare

Bioactive peptides have emerged as high-performance ingredients in modern skincare, offering multifunctional benefits such as anti-aging, antioxidant, anti-inflammatory, and skin-repairing effects. Derived from natural sources like plants, animals, marine organisms, and even insects, these short amino acid chains interact directly with skin cel…

From Obesity to Metabolic Health: Why Retatruti...

From Obesity to Metabolic Health: Why Retatrutide Is a Game-Changer

Obesity and type 2 diabetes have become global health crises, fueling complications such as cardiovascular disease, fatty liver disease, and metabolic syndrome. While existing peptide-based therapies like semaglutide and tirzepatide have reshaped treatment, many patients still face incomplete results or intolerable side effects. Retatrutide, a …

Labeled Peptides: Advances in Quantitative Pept...

Labeled Peptides: Advances in Quantitative Peptide Analysis

In modern biomedical research, the ability to accurately quantify peptides has become increasingly critical. From biomarker discovery and drug development to systems biology and clinical diagnostics, researchers rely on precise measurements to generate reproducible and meaningful data. However, peptide quantification presents unique challenges….

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