By entering this site, you confirm and agree that:
Age verification is necessary to access this site. You must be 18 years or older to view BioPura research products. Please confirm your age or leave now.
These products have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease.

Research Use Only – Not for Human ConsumptionDSIP is provided as a lyophilized research compound intended exclusively for scientific investigation and analytical research environments.. Freeze-dried powder for improved long-term stability. Ideal for controlled laboratory protocol
Every lot assayed by RP-HPLC and mass spec at independent labs.
Assay results printed on the label and the certificate — no exceptions.
Supplied for laboratory research. Not for human or veterinary use.
Temperature-controlled, ice-packed, dispatched within 24 hours.
Research Use Only – Not for Human ConsumptionDSIP is provided as a lyophilized research compound intended exclusively for scientific investigation and analytical research environments.. Freeze-dried powder for improved long-term stability. Ideal for controlled laboratory protocol
A peptide assembled by Fmoc solid-phase synthesis under controlled conditions — no animal-derived material.
Identity and purity established by reverse-phase HPLC and confirmed by mass spectrometry before release.
Supplied lyophilised with a unique lot number linked to its own certificate of analysis for full documentation.
Every batch undergoes independent third-party laboratory testing, including:
Unedited results are published on the relevant product page.

Offer running now
Plus free UK shipping on everything over £40.
View CatalogWant batch drops and restock alerts?
Thanks — you’re on the list.
Shown once per browser session. All products are for research use only.