Preformed Fibrils

Preformed Fibrils

Available now - ready to ship

Welcome to rPeptide | Peptide & Protein Specialist

Welcome to rPeptide | Peptide & Protein Specialist

We provide high quality recombinant reagents, peptides, proteins, antibodies, custom services, and more for Alzheimer's, Parkinson's and other neurodegenerative research worldwide.

Your R&D Partner

Your R&D Partner

We specialize in hard to express protein synthesis - rPeptide offers a wide range of custom services, including molecular biology, protein expression and purification, and uniform C13 and N15 labeling of peptides and proteins.

Featured Categories

Beta-Amyloid Peptides

Beta-Amyloid Peptides

BA(1-40),NH4OH, BA(1-42),HFIP N15 BA(1-42)

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Synuclein Proteins

Synuclein Proteins

A-Syn, N15 A-Syn, A-Syn, Mouse A-Syn Mutants

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Tau Proteins

Tau Proteins

Tau-441, Tau-352, C13 Tau-441, FITC Tau-441

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Contract Services

Contract Services

Custom Peptides & Proteins, Lab Services

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Featured Preformed Fibrils

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$635.00 – $6900.00
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$750.00 – $1200.00
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$850.00 – $1125.00
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Market leading biotechnology supplier

Market leading biotechnology supplier

rPeptide is a leading peptide and protein company in the USA, supplying high-quality reagents for Alzheimer’s, Parkinson’s, and neurodegenerative disease research worldwide. As a trusted biotech supplier, we provide recombinant peptides, proteins, antibodies, fibrils, and custom services to support academic and industry laboratories.

In addition, rPeptide offers a wide range of custom services, including molecular biology, protein expression and purification, and uniform C13 and N15 labeling of peptides and proteins.

Researchers looking to buy recombinant peptides, proteins, and research-grade reagents rely on rPeptide for purity, batch-to-batch consistency, and dependable long-term supply.

rPeptide is your trusted R&D partner.