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ProStar Protease Kit
World-class industrial protease kit great for researchers, product developers & hobbyists. This kit includes the following enzymes:
| Enzyme | Host | Operating pH | Accreditation |
| Protease Alpha | Bacterial | Neutral | Food |
| Protease Beta | Bacterial | Neutral | Food |
| Protease Gamma | Bacterial | Alkaline | Non-food (detergent) |
| Protease Delta | Fungal | Acid | Food |
| Protease Epsilon | Bacterial | Acid | Food |
Protease panel: High activity protease panel for digesting proteins. Applications include: Agriculture, Food Processing (including meat tenderising), Nutraceuticals and Detergents. Product size 100 mL (larger orders available upon request). Food grade where stated. Derived from bacterial or fungal organisms where stated. Temperature range 15–55 degrees. Food grade ISO 22000.
Acknowledgement: We are delighted to help support scientists and researchers by offering our World-class enzymes. Please ensure we are referenced in any publication, and let us know and we will cite your paper.

Supporting technical guides
Protein processing
Which Protease Do I Need: Acid, Neutral or Alkaline?
Compare acidic, neutral and alkaline proteases by process pH, protein substrate and desired result, with a practical trial and product links.
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Protein processing
Why Is My Protein Hydrolysate Bitter? A Protease Trial Guide
Troubleshoot bitterness during protein hydrolysis. Compare enzyme choice, treatment endpoint and downstream processing with controlled trials.
Read technical guide
Enzyme science · Deep dive
Protease: structure, mechanism and industrial uses
They turn protein-rich feedstocks into peptides with different solubility, flavour and functional properties, and break down protein soils during cleaning.
Read technical guide
Enzyme science · Deep dive
Acid protease: structure, mechanism and industrial uses
Protein hydrolysis at low pH supports acidic food processing, fermentation and production of protein hydrolysates without first shifting the material to neutral conditions.
Read technical guide
Enzyme science · Deep dive
Neutral protease: structure, mechanism and industrial uses
Hydrolysis near neutral pH supports food protein modification and fermentation where large pH adjustments are undesirable.
Read technical guide
Enzyme science · Deep dive
Alkaline protease: structure, mechanism and industrial uses
Their activity in alkaline media makes selected enzymes valuable for protein-stain removal, industrial cleaning and controlled protein hydrolysis.
Read technical guide