Evaluation of nutritional and functional properties of anatomical parts of two sorghum (Sorghum bicolor) varieties

Compositional differences exist among grain varieties as well as in the content of respective fractions. The proximate composition, amino acids, mineral contents, and functional properties of white and brown sorghum and its anatomical parts (dehulled and bran) were studied. The results showed that t...

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Main Authors: Janet Adeyinka Adebo, Hema Kesa
Format: Article
Language:English
Published: Elsevier 2023-06-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844023045048
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author Janet Adeyinka Adebo
Hema Kesa
author_facet Janet Adeyinka Adebo
Hema Kesa
author_sort Janet Adeyinka Adebo
collection DOAJ
description Compositional differences exist among grain varieties as well as in the content of respective fractions. The proximate composition, amino acids, mineral contents, and functional properties of white and brown sorghum and its anatomical parts (dehulled and bran) were studied. The results showed that the bran had higher crude protein, crude fat, crude fibre, and ash contents for both sorghum varieties than the whole grain and dehulled samples. Likewise, significantly (p ≤ 0.05) higher essential and non-essential amino acids and minerals, particularly calcium, zinc, potassium were recorded for the bran samples compared to the whole grains or dehulled ones. With regard to the functional properties, the hydration capacity, hydration index, water, and oil absorption capacities of the dehulled samples were significantly (p ≤ 0.05) lower than the other investigated samples, except for bulk density, which was significantly (p ≤ 0.05) higher. In contrast, none of the swelling capacities differed significantly in any of the samples. In conclusion, sorghum bran has significant potential in the food industry and could be an excellent material for formulating high-fibre foods and serving as a nutritionally-rich food ingredient.
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spelling doaj.art-a7c831ab25eb41929a5fa342581729282023-06-17T05:19:35ZengElsevierHeliyon2405-84402023-06-0196e17296Evaluation of nutritional and functional properties of anatomical parts of two sorghum (Sorghum bicolor) varietiesJanet Adeyinka Adebo0Hema Kesa1Corresponding author.;; Food Evolution Research Laboratory, School of Hospitality and Tourism, College of Business and Economics, University of Johannesburg, South AfricaFood Evolution Research Laboratory, School of Hospitality and Tourism, College of Business and Economics, University of Johannesburg, South AfricaCompositional differences exist among grain varieties as well as in the content of respective fractions. The proximate composition, amino acids, mineral contents, and functional properties of white and brown sorghum and its anatomical parts (dehulled and bran) were studied. The results showed that the bran had higher crude protein, crude fat, crude fibre, and ash contents for both sorghum varieties than the whole grain and dehulled samples. Likewise, significantly (p ≤ 0.05) higher essential and non-essential amino acids and minerals, particularly calcium, zinc, potassium were recorded for the bran samples compared to the whole grains or dehulled ones. With regard to the functional properties, the hydration capacity, hydration index, water, and oil absorption capacities of the dehulled samples were significantly (p ≤ 0.05) lower than the other investigated samples, except for bulk density, which was significantly (p ≤ 0.05) higher. In contrast, none of the swelling capacities differed significantly in any of the samples. In conclusion, sorghum bran has significant potential in the food industry and could be an excellent material for formulating high-fibre foods and serving as a nutritionally-rich food ingredient.http://www.sciencedirect.com/science/article/pii/S2405844023045048CerealAnatomical partsFood analysisCultivars
spellingShingle Janet Adeyinka Adebo
Hema Kesa
Evaluation of nutritional and functional properties of anatomical parts of two sorghum (Sorghum bicolor) varieties
Heliyon
Cereal
Anatomical parts
Food analysis
Cultivars
title Evaluation of nutritional and functional properties of anatomical parts of two sorghum (Sorghum bicolor) varieties
title_full Evaluation of nutritional and functional properties of anatomical parts of two sorghum (Sorghum bicolor) varieties
title_fullStr Evaluation of nutritional and functional properties of anatomical parts of two sorghum (Sorghum bicolor) varieties
title_full_unstemmed Evaluation of nutritional and functional properties of anatomical parts of two sorghum (Sorghum bicolor) varieties
title_short Evaluation of nutritional and functional properties of anatomical parts of two sorghum (Sorghum bicolor) varieties
title_sort evaluation of nutritional and functional properties of anatomical parts of two sorghum sorghum bicolor varieties
topic Cereal
Anatomical parts
Food analysis
Cultivars
url http://www.sciencedirect.com/science/article/pii/S2405844023045048
work_keys_str_mv AT janetadeyinkaadebo evaluationofnutritionalandfunctionalpropertiesofanatomicalpartsoftwosorghumsorghumbicolorvarieties
AT hemakesa evaluationofnutritionalandfunctionalpropertiesofanatomicalpartsoftwosorghumsorghumbicolorvarieties