, Volume 58, Issue 12, pp 1027-1031

Grape seed: A potential source of protein

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Because grape seed is a potential source of edible protein, it is essential to remove the polyphenols to significantly improve protein digestibility. This study describes a procedure whereby grape seed protein concentrate is significantly purified and protein digestibility is improved. The procedure involves soaking whole seeds in an alkaline solution and subsequently extracting the protein with a concentrated salt solution.

Presented at the ISE/AOCS World Congress, New York City, New York,April 1980. The major portion of this Research was carried out at the Western Regional Research Center,USDA,SEA., AR,Berkeley,CA 94710