of a purified fraction of procyanidins from OW, fraction IV, for preservation of endogenous
antioxidants of fatty fish was investigated during frozen storage. They were used in muscle
concentrations of 0.01%(w/w). Grape polyphenols were compared with propyl gallate, a
synthetic antioxidant. The exogenous compounds were added to minced mackerel
(Scomber scombrus) muscle and horse mackerel (Trauchurus trauchurus) fillets, before …