<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The chemical analysis of dried pomace of chokeberry, apple, black currant, strawberries and carrot was performed to determine the composition and content of nutrients and bioactive substances, among others the content of vitamins, phenolic acids, anthocyanins, and essential fatty acids. The antioxidant properties were determined in the extracts of pomace by determining the total antioxidant potential (TRAP) and antioxidant activity against DPPH radical. Tested pomaces contained 12-15% protein, approximately 18-20% crude fibre, approximately 2.7-4.0% ether extract and 1.8-3.0% ash. The highest level of anthocyanins was found in chokeberry pomace, followed by black currant pomace and several times less in strawberries and apples. The content of phenolic acids ranged from 12.91 mg/100 g in black currants to 630.30 mg/100 g in dried chokeberries. In terms of vitamins the richest source of vitamin E was chokeberry pomace (152.3 mg/100 g), while most of the carotenoids were found in dried carrot (15.35 mg/100 g). The chain of antioxidant activity was as follows: black currant>chokeberry>apple>strawberry>carrot, while in terms of antioxidative capacity it was chokeberry>apple>black currant>strawberry>carrot.</p></abstract>

The chemical analysis of dried pomace of chokeberry, apple, black currant, strawberries and carrot was performed to determine the composition and content of nutrients and bioactive substances, among others the content of vitamins, phenolic acids, anthocyanins, and essential fatty acids. The antioxidant properties were determined in the extracts of pomace by determining the total antioxidant potential (TRAP) and antioxidant activity against DPPH radical. Tested pomaces contained 12-15% protein, approximately 18-20% crude fibre, approximately 2.7-4.0% ether extract and 1.8-3.0% ash. The highest level of anthocyanins was found in chokeberry pomace, followed by black currant pomace and several times less in strawberries and apples. The content of phenolic acids ranged from 12.91 mg/100 g in black currants to 630.30 mg/100 g in dried chokeberries. In terms of vitamins the richest source of vitamin E was chokeberry pomace (152.3 mg/100 g), while most of the carotenoids were found in dried carrot (15.35 mg/100 g). The chain of antioxidant activity was as follows: black currant>chokeberry>apple>strawberry>carrot, while in terms of antioxidative capacity it was chokeberry>apple>black currant>strawberry>carrot.

Valuable Components of Dried Pomaces of Chokeberry, Black Currant, Strawberry, Apple and Carrot as a Source of Natural Antioxidants and Nutraceuticals in the Animal Diet

Department of Animal Nutrition and Feed Science, National Research Institute of Animal Production, 32-083 Balice n. Kraków, Poland

Department of Biotechnology of Animal Reproduction, National Research Institute of Animal Production, 32-083 Balice n. Kraków, Poland

Department of Horse Breeding, Agricultural University, Al. Mickiewicza 24–28, 30-059 Kraków, Poland

Annals of Animal Science

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The chemical analysis of dried pomace of chokeberry, apple, black currant, strawberries and carrot was performed to determine the composition and content of...

Valuable Components of Dried Pomaces of Chokeberry, Black Currant, Strawberry, Apple and Carrot as a Source of Natural Antioxidants and Nutraceuticals in the Animal Diet

Published Online: Apr 23, 2015

Page range: 475 - 491

Received: Apr 15, 2014

Accepted: Aug 25, 2014

DOI: https://doi.org/10.2478/aoas-2014-0072

Keywords
apple, chokeberry, strawberry, black currant, pomace, antioxidants

© by Marek Pieszka

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Valuable Components of Dried Pomaces of Chokeberry, Black Currant, Strawberry, Apple and Carrot as a Source of Natural Antioxidants and Nutraceuticals in the Animal Diet

Published Online: Apr 23, 2015

Page range: 475 - 491

Received: Apr 15, 2014

Accepted: Aug 25, 2014

DOI: https://doi.org/10.2478/aoas-2014-0072

Keywordsapple, chokeberry, strawberry, black currant, pomace, antioxidants

© by Marek Pieszka

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
apple, chokeberry, strawberry, black currant, pomace, antioxidants