Optimal Lab — research peptides from Newport, UK.
Research peptides across cellular-ageing, metabolic, neuroendocrine and neuro pathways — every batch independently checked before it ships. Every batch ships with a signed, dated certificate of analysis.
For laboratory research use only · Not for human or veterinary use · No dosing guidance provided

Independently tested by
Janoshik
Research peptides
Research peptides indexed by pathway — structural, metabolic, cellular-ageing, neuroendocrine, neuro, GH-axis and melanocortin. 40+ compounds in stock with lot-matched COAs. From £13.95.
Explore →Every batch third-party tested
Every batch HPLC-purity + HPLC-MS identity tested by our supplier Janoshik. Per-lot certificates available on request.
Explore →UK dispatch, by hand
Lyophilised vials packed and dispatched from Newport, South Wales. DPD Next Day. Most UK orders land the next working day.
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