Effect of soaking conditions in the reduction of antinutritional factors in sunnhemp (Crotalaria juncea) seeds

The study was conducted to optimize the effect of soaking conditions (soaking temperature and soaking time) on the antinutritional factors (total alkaloid content, total saponin content, total tannin content, total flavonoid content, total glycoside content and total steroids) present in sunnhemp se...

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Main Authors: Rashmi Rawat, Charanjiv Singh Saini
Format: Article
Language:English
Published: Elsevier 2022-10-01
Series:Food Chemistry Advances
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2772753X22000806
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author Rashmi Rawat
Charanjiv Singh Saini
author_facet Rashmi Rawat
Charanjiv Singh Saini
author_sort Rashmi Rawat
collection DOAJ
description The study was conducted to optimize the effect of soaking conditions (soaking temperature and soaking time) on the antinutritional factors (total alkaloid content, total saponin content, total tannin content, total flavonoid content, total glycoside content and total steroids) present in sunnhemp seeds (Crotalaria juncea L.) using central composite rotatable design. The analysis revealed that independent variables (soaking temperature and soaking time) significantly affected all the dependent variables. The results indicated that with increased soaking temperature and soaking time, all antinutritional factors were reduced significantly. The maximum percentage reduction was 52.21, 36.34, 56.57, 35.54, 61.5 and 40.74% for alkaloids, saponins, tannins, flavonoids, glycosides and steroids, respectively. The optimum soaking conditions obtained was soaking temperature and time of 60 °C and 23.8 h, respectively. The obtained experimental values under optimized soaking conditions for total alkaloid content was 0.294 mg/g, total saponin content 65.91 mg/g, total tannin content 0.359 mg/g, total flavonoid content 3.127 mg/g, total glycoside content 0.067% and total steroids 0.156 mg/g, respectively. These results indicated that soaking can be an effective processing method for reduction of antinutritional factors from sunnhemp seeds to make it edible source of plant protein.
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spelling doaj.art-056d14cc23f4487aac4ef77b2e57a8982022-12-22T03:52:07ZengElsevierFood Chemistry Advances2772-753X2022-10-011100092Effect of soaking conditions in the reduction of antinutritional factors in sunnhemp (Crotalaria juncea) seedsRashmi Rawat0Charanjiv Singh Saini1Department of Food Engineering and Technology, Sant Longowal Institute of Engineering and Technology, Longowal, Sangrur, Punjab 148106, IndiaCorresponding author.; Department of Food Engineering and Technology, Sant Longowal Institute of Engineering and Technology, Longowal, Sangrur, Punjab 148106, IndiaThe study was conducted to optimize the effect of soaking conditions (soaking temperature and soaking time) on the antinutritional factors (total alkaloid content, total saponin content, total tannin content, total flavonoid content, total glycoside content and total steroids) present in sunnhemp seeds (Crotalaria juncea L.) using central composite rotatable design. The analysis revealed that independent variables (soaking temperature and soaking time) significantly affected all the dependent variables. The results indicated that with increased soaking temperature and soaking time, all antinutritional factors were reduced significantly. The maximum percentage reduction was 52.21, 36.34, 56.57, 35.54, 61.5 and 40.74% for alkaloids, saponins, tannins, flavonoids, glycosides and steroids, respectively. The optimum soaking conditions obtained was soaking temperature and time of 60 °C and 23.8 h, respectively. The obtained experimental values under optimized soaking conditions for total alkaloid content was 0.294 mg/g, total saponin content 65.91 mg/g, total tannin content 0.359 mg/g, total flavonoid content 3.127 mg/g, total glycoside content 0.067% and total steroids 0.156 mg/g, respectively. These results indicated that soaking can be an effective processing method for reduction of antinutritional factors from sunnhemp seeds to make it edible source of plant protein.http://www.sciencedirect.com/science/article/pii/S2772753X22000806Crotalaria junceaAntinutritional factorsSoakingAlkaloidsTannins
spellingShingle Rashmi Rawat
Charanjiv Singh Saini
Effect of soaking conditions in the reduction of antinutritional factors in sunnhemp (Crotalaria juncea) seeds
Food Chemistry Advances
Crotalaria juncea
Antinutritional factors
Soaking
Alkaloids
Tannins
title Effect of soaking conditions in the reduction of antinutritional factors in sunnhemp (Crotalaria juncea) seeds
title_full Effect of soaking conditions in the reduction of antinutritional factors in sunnhemp (Crotalaria juncea) seeds
title_fullStr Effect of soaking conditions in the reduction of antinutritional factors in sunnhemp (Crotalaria juncea) seeds
title_full_unstemmed Effect of soaking conditions in the reduction of antinutritional factors in sunnhemp (Crotalaria juncea) seeds
title_short Effect of soaking conditions in the reduction of antinutritional factors in sunnhemp (Crotalaria juncea) seeds
title_sort effect of soaking conditions in the reduction of antinutritional factors in sunnhemp crotalaria juncea seeds
topic Crotalaria juncea
Antinutritional factors
Soaking
Alkaloids
Tannins
url http://www.sciencedirect.com/science/article/pii/S2772753X22000806
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