Grape juice: Grape juice, which is the basis of wine before fermentation, is a drink made from grapes.
Composition of grape juice: Ripe grape juice contains 15 to 25% carbohydrates, composed of glucose and fructose.
The sugars are stored, in greater or lesser quantity (depending on the species, the soil, the weather, etc.) by the grape during ripening.
Products of photosynthesis of the leaf and reserve products, sucrose is hydrolyzed ...
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