RESEARCH PEPTIDES

Purity for
what’s next.

Precision manufacturing. Independent analysis. Documented research quality.

EXPLORE PRODUCTS

Pept&Co. Retatrutide 40 mg research packaging

HPLC & mass spec verified

≥99% purity

Next-day dispatch from the UK

COA with every batch

MOST REQUESTED

Researcher Favourites

Browse the compound library

Retatrutide

Triple agonist of GLP-1, GIP and glucagon receptors

40 mg (4 × 10 mg)

£449.00

Tirzepatide

Dual GIP / GLP-1 receptor agonist

60 mg (4 × 15 mg)

£399.00

Semaglutide

GLP-1 receptor agonist

40 mg (4 × 10 mg)

£299.00

Cagrilintide

Amylin receptor agonist

20 mg (4 × 5 mg)

£349.00

GLOW GHK-CU

BPC-157, TB500 and GHK-CU research blend

10 / 10 / 50 mg (2 pre-filled pens)

£349.00

THE PEPT&CO STANDARD

Independently verified.
Fully documented.

Every batch is tested, traceable and documented, with certificates published for you to check.

Independent analysis

Third-party HPLC purity and mass-spectrometry identity testing.

Batch traceability

Every order traceable to its lot and Certificate of Analysis.

Public COA library

Browse and verify batch certificates yourself.

Laboratory packaging

Sealed, tamper-evident, laboratory-grade packaging.

Tissue Biology

Neurological Pathways

Extracellular Matrix Biology

Mitochondrial Biology

RESEARCH & VERIFICATION

Evidence, published.

Analytical documentation and scientific reading, maintained at source.

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Peptide of
the Month

Retatrutide 40 mg — batch-documented and published in the COA library.

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Purity forwhat’s next.