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Troubleshooting and FAQs for CLEARGUM® octenyl succinate starches

Published February 07, 2026

Resource Pharma

Frequently asked questions for CLEARGUM® octenyl succinate starches and their applications

  • CLEARGUM® CO 01, CLEARGUM® CO 03 and CLEARGUM® CO A1 are compliant with the food requirements:
    - FCC : Food Starch, Modified
    - FAO JECFA : Starch Sodium Octenylsuccinate, INS No 1450
    - Commission Regulation (EU) No 231/2012 and its amendments : E 1450

  • CLEARGUM® CO grades have tensioactive properties and play the role of surfactant, owing to octenyl succinate modification. In emulsion, CLEARGUM® CO molecules will be present at the oil/water interface to stabilize it.

  • There are three grades of CLEARGUM® CO: CLEARGUM® CO 01, CLEARGUM® CO 03 and CLEARGUM® CO A1. 
    The difference between those grades lies in the viscosity in water ranking from the highest to the lowest as: CLEARGUM® CO 01, CLEARGUM® CO 03 and CLEARGUM® CO A1.

  • CLEARGUM® CO are pregelatinized octenyl succinate starches.

  • CLEARGUM® CO grades act as emulsifiers, solubilizers and granulation binders. They are suitable for liquid and solid dosage forms.