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Effect of supplementation with Yerba Mate (Ilex paraguariensis) and vitamin E on milk lipoperoxidation in cows receiving diets containing ground soybean seeds

Published online by Cambridge University Press:  22 July 2019

Fabio Seiji Santos
Affiliation:
Departamento de Zootecnia, Universidade Estadual de Maringá, Maringá, PR 87020-900, Brazil
Lucia Maria Zeoula
Affiliation:
Departamento de Zootecnia, Universidade Estadual de Maringá, Maringá, PR 87020-900, Brazil
Luciano Soares De Lima
Affiliation:
Departamento de Zootecnia, Universidade Federal de Minas Gerais, Belo Horizonte, MG 31270-901, Brazil
Francilaine Eloise De Marchi
Affiliation:
Departamento de Zootecnia, Universidade Estadual de Maringá, Maringá, PR 87020-900, Brazil
Luís Carlos Vinhas Ítavo
Affiliation:
Programa de Pós-Graduação em Ciência animal, Universidade Federal do Mato Grosso do Sul, Campo Grande, MS 79070-900, Brazil
Nadine Woruby Santos
Affiliation:
Departamento de Zootecnia, Universidade Estadual de Maringá, Maringá, PR 87020-900, Brazil
Paula Matumoto Pintro
Affiliation:
Departamento de Agronomia, Universidade Estadual de Maringá, Maringá, PR 87020-900, Brazil
Julio Cesar Damasceno
Affiliation:
Departamento de Zootecnia, Universidade Estadual de Maringá, Maringá, PR 87020-900, Brazil
Geraldo Tadeu dos Santos*
Affiliation:
Departamento de Zootecnia, Universidade Estadual de Maringá, Maringá, PR 87020-900, Brazil
*
Author for correspondence: Geraldo Tadeu dos Santos, Email: gtsantos50@gmail.com

Abstract

This research communication addresses the hypothesis that the association of dietary vitamin E and Yerba Mate could help to prevent or decrease oxidation of milk enriched in unsaturated fatty acids (UFA). Four multiparous lactating Holstein cows were used in a 4 × 4 Latin square. Treatments were: (1) control diet with no Yerba Mate or vitamin E; (2) diet containing 375 IU/kg vitamin E; (3) diet containing 30 g/kg Yerba Mate; and (4) diet containing 375 IU/kg vitamin E and 30 g/kg Yerba Mate. To increase unsaturated fatty acids in milk, cows were fed 172 g/kg soybean seeds (on a dry matter basis). There was no interaction between vitamin E and Yerba Mate supplementation for milk antioxidant-related (polyphenols, reducing power, conjugated dienes, and TBARS) analyses. Milk reducing power was increased when cows were supplemented with Yerba Mate. Our results suggest that the association of dietary vitamin E and Yerba Mate does not help to prevent or decrease oxidation of milk in UFA.

Information

Type
Research Article
Copyright
Copyright © Hannah Dairy Research Foundation 2019 

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