Recovery & Tissue10 mg
Synthetic peptide supplied for controlled tissue and signalling research.
Premium research peptides · Australia
Batch COAs available by email. Transparent pricing. Independent Australian testing documented for Retatrutide.



Retatrutide independently tested in Australia by ADKL Labs in August 2026.
Batch-specific Certificates of Analysis are available by email on request.
Clearly labelled research materials, transparent documentation and straightforward pricing.
Recovery & Tissue10 mg
Synthetic peptide supplied for controlled tissue and signalling research.
Metabolic10 mg
Investigational triple-agonist supplied for metabolic pathway research.
Mitochondrial & Cellular10 mg
Mitochondrial-derived peptide for cellular energy pathway research.
Mitochondrial & Cellular500 mg
Coenzyme material for redox and cellular energy research.
Skin, Hair & Collagen100 mg
Copper peptide material for extracellular-matrix and skin research.
GH / Body Composition20 mg
GHRH analogue supplied for growth-hormone signalling research.
Sempra Labs provides Janoshik Certificates of Analysis for catalogue products by email on request, helping researchers review batch documentation before or after purchase.
Retatrutide has also been independently tested in Australia by ADKL Labs in August 2026, with greater than 99% purity by LC-UV and identity confirmed by high-resolution mass spectrometry.
Australian third-party testing applies to the stated Retatrutide result only and is not a blanket claim for the full catalogue.
Sempra Labs products are supplied exclusively for in vitro and laboratory research purposes. They are not medicines, not approved therapeutic goods, and are not intended for human or animal consumption.