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E405 Propane-1,2-diol alginate

Propylene glycol alginate

Origin:
Propylene glycol ester of alginic acid (E400), a natural polysaccharide, produced by different seaweeds of the family Phaeophyceae (Macrocystis pyrifera, Laminaria digitata, L. cloustoni, Ascophyllum nodosum) in the USA and the UK.

Function & characteristics:
Thickening agent.

Products:
Ice cream, confectionery, dressings, etc.

Acceptable Daily Intake:
Up to 70 mg/kg body weight.

Side effects:
None known in the concentrations used, although some people exhibit adverse reactions towards high concentrations of propylene glycol.

Dietary restrictions:
Alginic acid and alginates can be used by all religious groups, vegans and vegetarians.