ThePeptideCode LTD
HPLC + MS verified, every batch≥99% purity — independently verifiedFree UK shipping over £100Trustpilot 4.6★ · 75+ reviews

Research-grade peptides

All Peptides & Compounds

36+ compounds — every one independently HPLC + MS tested, with a Certificate of Analysis available before you buy. For laboratory research use only.

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36 results
Kisspeptin

Kisspeptin 10mg Research Grade | Kisspeptin-10 | 99%+ Purity

£29.99Incl VAT
5-Amino-1MQ

5-Amino-1MQ 50mg Research Grade | NNMT Inhibitor | 99%+ Purity

£54.00Incl VAT
Semaglutide

Semaglutide 10mg Research Grade | GLP-1 Receptor Agonist | 99%+ Purity

£50.40Incl VAT
Ipramorelin

Ipamorelin 10mg Research Grade | Growth Hormone Secretagogue | 99%+ Purity

£46.79Incl VAT
Retatrutide.webp

Retatrutide 60mg Research Grade | Triple Agonist (GLP-1/GIP/Glucagon) | 99%+ Purity

£138.00Incl VAT
AHK-Cu

AHK-Cu 100mg

£46.79Incl VAT
Sermorelin 5mg

Sermorelin 5mg

£24.00Incl VAT
Tirzepatide 40mg + Retatrutide 20mg Pen

Tirzepatide 40mg + Retatrutide 20mg Pen 3/mL | Made to Order | Comes with COA 99.46% Purity

£174.00Incl VAT
KLOW80 Pen

KLOW80 Pen 3/mL | Made to Order | Comes with COA 99.32% Purity

£96.00Incl VAT
Retatrutide 10mg Pen

Retatrutide 10mg Pen 3/mL | Made to Order | Comes with COA 99.7% Purity

£96.00Incl VAT
Retatrutide 20mg Pen

Retatrutide 20mg Pen 3/mL | Made to Order | Comes with COA 99.7% Purity

£132.00Incl VAT
Retatrutide 40mg Pen

Retatrutide 40mg Pen 3/mL | Made to Order | Comes with COA 99.7% Purity

£153.60Incl VAT
MOTS-c 40mg

MOTS-c 40mg | UK Research Reagent | Top 5 UK Supplier

£40.79Incl VAT
MOTS-c 10mg

MOTS-c 10mg | UK Research Peptide | ThePeptideCode LTD

£28.08Incl VAT
GLOW70 Peptide Pen

GLOW70 Peptide Pen Research Peptide Blend x2

£96.00Incl VAT
Retatrutide 30mg

Retatrutide 30mg | ≥99.69% Purity | Most Relevant Trustpilot UK

Retatrutide 30mg — triple GIP/GLP-1/glucagon receptor agonist peptide. ≥99.69% purity (HPLC). Our larger-dose format for extended metabolic and incretin pathway research. UK-stocked, lab-tested.

£98.40Incl VAT
Tirzepatide 30mg

Tirzepatide 30mg

Tirzepatide 30mg — dual GIP/GLP-1 receptor agonist. ≥98.6% purity (HPLC-verified). Our higher-dose format for extended metabolic and incretin receptor research programs requiring multiple experimental runs. Ideal for longitudinal dose-escalation protocols. Lyophilised. UK stock.

£67.20Incl VAT
Tirzepatide 20mgOn sale

Tirzepatide 20mg

Tirzepatide 20mg — a synthetic dual agonist targeting both GIP and GLP-1 receptors. ≥98.6% purity (HPLC-verified). Used in incretin receptor pharmacology, pancreatic beta-cell, and metabolic pathway research. UK-stocked.

£48.00£54.00Incl VAT
Retatrutide 20mg | ≥99.69% Purity | Most Relevant Trustpilot UK

Retatrutide 20mg | ≥99.69% Purity | Most Relevant Trustpilot UK

Retatrutide 20mg — a synthetic triple agonist peptide targeting GIP, GLP-1, and glucagon receptors simultaneously. ≥99.69% purity (HPLC). Studied in metabolic and incretin pathway research. UK-stocked.

£76.80Incl VAT
Semax Nasal Spray Research Peptide UK

Semax Spray (Just Bottle, holds 10ml)

£7.20Incl VAT
Selank Nasal Spray Research Peptide UK

Selank Spray (Just bottle, holds 10ml)

Selank 10mg nasal spray — ready-to-use 10ml spray bottle. Synthetic heptapeptide (Thr-Lys-Pro-Arg-Pro-Gly-Pro) analogue of tuftsin. ≥99% purity. Studied in anxiolytic and immunomodulatory research pathways. UK stock.

£7.20Incl VAT
Semax Selank Nasal Spray Research Peptide UK

Semax Selank Spray (just bottle, holds 10ml)

Semax (10mg) + Selank (10mg) nasal spray combo — 20mg total in 10ml. Two of the most-studied cognitive neuropeptides combined in one spray for in-vitro research. ≥99% purity. UK stock.

£7.20Incl VAT
Tesamorelin 10mg

Tesamorelin 10mg | Research Grade Peptide UK | ≥99% Purity

Tesamorelin 10mg — synthetic GHRH(1-44) analogue modified with trans-3-hexenoic acid for improved stability. ≥99% purity (HPLC-tested). Used in GH secretagogue pathway and visceral adipose research. UK-stocked.

£35.99Incl VAT
SS-31 10mg

SS-31 10mg (Elamipretide) | ≥99% Purity Research Grade UK

SS-31 10mg (Elamipretide) — a synthetic tetrapeptide that targets the inner mitochondrial membrane. ≥99% purity (HPLC-tested). The most studied mitochondria-targeting peptide for in-vitro cellular energy research. UK-stocked.

£33.59Incl VAT
Sermorelin 10mg

Sermorelin 10mg | ≥99% Purity | UK Research Peptide

Sermorelin 10mg — a synthetic 29-amino acid analogue of human GHRH(1-29). ≥99% purity (HPLC-tested). Widely used in pituitary cell and growth hormone secretagogue research protocols. UK-stocked, fast dispatch.

£48.00Incl VAT
Semax 10mg

Semax 10mg | ≥99% Purity | UK Research Peptide

Semax 10mg — a synthetic heptapeptide analogue of ACTH(4-7) extended with Pro-Gly-Pro. ≥99% purity (HPLC-tested). Widely studied in BDNF expression, neurotrophin pathway, and neuroprotective research. UK-stocked.

£21.60Incl VAT
Selank 10mg

Selank 10mg | ≥99.1% Purity | Synthetic Tuftsin Analogue | UK Research Peptide

Selank 10mg — synthetic heptapeptide analogue of tuftsin. ≥99.1% purity (HPLC-verified). Studied extensively in neuropeptide, anxiolytic, and immunomodulatory pathway research. UK-stocked, lab-tested.

£24.00Incl VAT
NAD+ 1000mg

NAD+ 1000mg | Nicotinamide Adenine Dinucleotide | 99.32% Purity

NAD+ 1000mg — Nicotinamide Adenine Dinucleotide, research-grade lyophilised powder. High purity for in-vitro metabolic and mitochondrial pathway research. UK-stocked, lab-tested, fast dispatch.

£76.80Incl VAT
Melanotan II 10mg

Melanotan II 10mg (MT-II) | ≥99% Purity | Research Peptide UK – 1s, 2nd 3rd stages of MT-II

Melanotan II (MT-II) 10mg — synthetic cyclic heptapeptide analogue of α-MSH. ≥99% purity, HPLC-tested. A widely studied melanocortin receptor agonist used in pigmentation and MC receptor pathway research. UK stock.

£26.39Incl VAT
KLOW80

KLOW80 80mg | 99.32% Purity | Exclusive Peptide Blend | UK Research

KLOW80 — an exclusive 80mg proprietary peptide research blend, 99.32% purity (HPLC-verified). ThePeptideCode’s advanced formulation for in-vitro research. UK-stocked. For research use only.

£72.00Incl VAT
GHK-Cu 100mg

GHK-Cu 100mg | 99.71% Purity | Copper Tripeptide

GHK-Cu 100mg — Gly-His-Lys copper-binding tripeptide. 99.71% purity (HPLC-verified). One of the most studied copper peptides in extracellular matrix, wound-healing, and collagen research. UK stock. Research use only.

£24.00Incl VAT
Epithalon

Epithalon 10mg | ≥99% Purity | Synthetic Tetrapeptide

Epithalon 10mg — synthetic tetrapeptide (Ala-Glu-Asp-Gly), analogue of the pineal epithalamin sequence. ≥99.71% purity, HPLC-verified. Investigated in telomere and chromatin regulation research. UK-stocked, fast dispatch.

£14.39Incl VAT
CJC-1295 Ipamorelin

CJC-1295 Ipamorelin 5mg/5mg (Without DAC) | ≥99% Purity

CJC-1295 without DAC (5mg) + Ipamorelin (5mg) — 10mg research blend. GH secretagogue peptide stack. ≥99% purity (HPLC). UK-stocked, lab-tested. For in-vitro research use only.

£35.99Incl VAT
BPC-157 TB-500 20mg

BPC-157 TB-500 Blend 20mg (Wolverine Stack)

BPC-157 + TB-500 Blend 20mg — the Wolverine Stack. BPC-157 (10mg) + TB-500 (10mg) research peptides combined in a single vial. ≥99% purity, HPLC-tested. UK stock.

£41.99Incl VAT
BPC-157 10mg

BPC-157 10mg | Body Protection Compound | ≥99% Purity

BPC-157 10mg — a synthetic pentadecapeptide derived from human gastric juice protein. ≥99% purity, HPLC-tested. The UK’s most researched tissue repair peptide for in-vitro studies. Fast dispatch from UK.

£22.79Incl VAT
Bacteriostatic Water 10ml

Bacteriostatic Water 10ml | Peptide Reconstitution

Sterile bacteriostatic water 10ml (0.9% benzyl alcohol). Essential for reconstituting lyophilised research peptides. Multi-use vial, UK stock, fast dispatch.

£4.79Incl VAT