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.

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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

Is Semaglutide the Master Key for MASH? Mechani...

Is Semaglutide the Master Key for MASH? Mechanistic Insights and Clinical Evidence

Metabolic dysfunction–associated steatohepatitis (MASH) represents the progressive and clinically significant form of metabolic dysfunction–associated steatotic liver disease (MASLD), a condition now recognized as the most common cause of chronic liver disease worldwide. Closely linked to obesity, type 2 diabetes mellitus, and cardiovascular mo…

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A Century of Discovery: The Evolution of Insect...

A Century of Discovery: The Evolution of Insect Neuropeptide and Peptide Hormone Research

Insect neuropeptides and peptide hormones have been the subject of research for more than a century, evolving from early bioassays with crude extracts to modern genomic and structural approaches. Initially discovered as mysterious regulators of molting and reproduction, these small signaling molecules are now recognized as master regulators of …

Inside the Peptide Boom: A Scientific Look at M...

Inside the Peptide Boom: A Scientific Look at Modern Cosmetic Actives

Cosmetic peptides have rapidly shifted from niche actives to headline ingredients in modern skincare, yet the evidence behind their claims is often fragmented. This blog explores a recent scientific review that mapped more than 100 commercially used cosmetic peptides and evaluated the in vitro, ex vivo, and in silico data available for each seq…

Thymalin and T Cells: How a Natural Peptide Res...

Thymalin and T Cells: How a Natural Peptide Restores Immunity from Stem to Defense

Thymalin is a biologically active peptide complex derived from the thymus, known for its powerful role in supporting and regulating the immune system. As researchers continue to explore natural compounds that enhance immune function, Thymalin has emerged as a promising candidate—especially in the context of viral infections like COVID-19, where…

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