... used in food, acidic beverages, wine, jam. Red grape peel pigment, a purely natural and water-, ... and ethylic acid-soluble color, is extracted from grape peel. The main manufacturing processes are checking, ... , acidic beverages, wine, jam, and jelly.Product source: Red grape peel pigment is extracted from ... , acidic beverages, wine, jam, and jelly.Product source: Red grape peel pigment is extracted from ...