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Launching 1st August
Order before 3pm GMT — same-day UK dispatch
Worldwide tracked delivery — dispatched from the United Kingdom
Every batch third-party HPLC verified — 99%+ purity guaranteed
Certificates of Analysis available for every product
Order before 3pm GMT — same-day UK dispatch
Worldwide tracked delivery — dispatched from the United Kingdom
Every batch third-party HPLC verified — 99%+ purity guaranteed
Certificates of Analysis available for every product
Order before 3pm GMT — same-day UK dispatch
Worldwide tracked delivery — dispatched from the United Kingdom
Every batch third-party HPLC verified — 99%+ purity guaranteed
Certificates of Analysis available for every product
SPT Knowledge Centre

Learn. Discover. Understand.

Explore the science behind peptides through comprehensive educational resources, scientific terminology, molecular biology guides and laboratory quality standards.

Predictive search across glossary, library and laboratory guides.

Browse the centre

Twelve disciplines. One platform.

Reference

Comprehensive Peptide Glossary

A–Z reference covering 100+ scientific terms with definitions, context and cross-links.

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Foundation

Beginner's Guide to Peptides

A structured learning pathway from amino acids through receptors and laboratory research.

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Deep dive

Scientific Library

Mechanism-of-action guides, receptor pages and pathway maps with peer-reviewed references.

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Interactive

Peptide Explorer

Browse peptides by biological system — brain, metabolism, mitochondria, immune — or by receptor family.

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Quality

Laboratory Quality Centre

Understand HPLC, mass spectrometry, COAs, lyophilisation, cold-chain and batch traceability.

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Tools

Interactive Learning Tools

Amino acid chart, molecular weight converter, protein-vs-peptide comparison and acronym finder.

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Biology

Cell Biology Essentials

Membranes, organelles, ribosomes and the cellular context of peptide signalling.

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Endocrine

Hormones & Receptors

Endocrine signalling — growth hormone, incretins, melanocortin, oxytocin and more.

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Pathway

Growth Hormone Axis

GHRH, ghrelin and the somatotroph — the architecture of pulsatile GH release.

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Pathway

GLP-1 Biology

Incretin physiology, receptor signalling and the science of metabolic peptides.

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Pathway

Mitochondria Explained

Energy production, cardiolipin, mitochondrial-derived peptides and ageing biology.

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FAQs

Frequently Asked Questions

Quick answers to the most common questions about peptide science and laboratory use.

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100+

Scientific terms defined

8

Biological systems mapped

7

Receptor families explored

Science • Performance • Transformation

Education that matches our laboratory standards.

Every entry is written in evidence-based language, cross-linked, and designed for both newcomers and experienced researchers.