grape sugar

noun

grape sugar

First recorded in 1825–35

One of the commonest adulterations is the substitution of grape sugar (glucose) for cane sugar.

You will remember that starch in the growing corn grain was changed to grape sugar by an enzyme called diastase.

The digestion or change of starch to grape sugar is caused by the presence in the saliva of an enzyme, or digestive ferment.

Careful tests of the starch paste and of the saliva made separately will usually show no grape sugar in either.

Non-osmosis of non-digested foods, comparison between osmosable qualities of starch and grape sugar.

April 23, 2024inveterate

[in-vet-er-it ]

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