The shortest innovative process for enhancing the S-allylcysteine content and antioxidant activity of black and golden garlic

Abstract Black garlic is a type of heat-treated garlic for which the traditional process is extremely simple yet time-consuming, taking more than one month. The purpose of this research was to reduce the processing time of black garlic while maintaining a high level of S-allylcysteine (SAC), a black...

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Main Authors: Peeraporn Pakakaew, Yuthana Phimolsiripol, Siraphat Taesuwan, Sarawut Kumphune, Wannaporn Klangpetch, Niramon Utama-ang
Format: Article
Language:English
Published: Nature Portfolio 2022-07-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-15635-3
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author Peeraporn Pakakaew
Yuthana Phimolsiripol
Siraphat Taesuwan
Sarawut Kumphune
Wannaporn Klangpetch
Niramon Utama-ang
author_facet Peeraporn Pakakaew
Yuthana Phimolsiripol
Siraphat Taesuwan
Sarawut Kumphune
Wannaporn Klangpetch
Niramon Utama-ang
author_sort Peeraporn Pakakaew
collection DOAJ
description Abstract Black garlic is a type of heat-treated garlic for which the traditional process is extremely simple yet time-consuming, taking more than one month. The purpose of this research was to reduce the processing time of black garlic while maintaining a high level of S-allylcysteine (SAC), a black garlic quality indicator. The fresh garlic was pre-treated with CaCl2 and frozen before being further incubated at two different temperatures (60 and 80 °C) with a relative humidity of 65% and 80% RH. Results showed that sequential pre-treatment and incubation at 80 °C and 80% RH for 1 week yielded 874.26 mg of SAC/100 g dry weight with an antioxidant activity of 5390 and 25,421 mg Trolox/100 g for DPPH and ABTS assays, respectively. This process shortened the processing time of black garlic by about 4-times. The batch processed at 60 °C and 65% RH for 1 week provided the highest SAC content of about 1772 mg/100 g dry weight, which was 2-times higher than in incubation at 80 °C and 80% RH for 1 week. The colour of this garlic was golden, so we call this new processed garlic product “golden garlic”.
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spelling doaj.art-088ba64d4cc64f689dc033e6a5364f752022-12-22T03:39:44ZengNature PortfolioScientific Reports2045-23222022-07-0112111110.1038/s41598-022-15635-3The shortest innovative process for enhancing the S-allylcysteine content and antioxidant activity of black and golden garlicPeeraporn Pakakaew0Yuthana Phimolsiripol1Siraphat Taesuwan2Sarawut Kumphune3Wannaporn Klangpetch4Niramon Utama-ang5Division of Food Science and Technology, Faculty of Agro-Industry, Chiang Mai UniversityDivision of Product Development Technology, Faculty of Agro-Industry, Chiang Mai UniversityDivision of Food Science and Technology, Faculty of Agro-Industry, Chiang Mai UniversityBiomedical Engineering Institute, Faculty of Engineering, Chiang Mai UniversityDivision of Food Science and Technology, Faculty of Agro-Industry, Chiang Mai UniversityDivision of Product Development Technology, Faculty of Agro-Industry, Chiang Mai UniversityAbstract Black garlic is a type of heat-treated garlic for which the traditional process is extremely simple yet time-consuming, taking more than one month. The purpose of this research was to reduce the processing time of black garlic while maintaining a high level of S-allylcysteine (SAC), a black garlic quality indicator. The fresh garlic was pre-treated with CaCl2 and frozen before being further incubated at two different temperatures (60 and 80 °C) with a relative humidity of 65% and 80% RH. Results showed that sequential pre-treatment and incubation at 80 °C and 80% RH for 1 week yielded 874.26 mg of SAC/100 g dry weight with an antioxidant activity of 5390 and 25,421 mg Trolox/100 g for DPPH and ABTS assays, respectively. This process shortened the processing time of black garlic by about 4-times. The batch processed at 60 °C and 65% RH for 1 week provided the highest SAC content of about 1772 mg/100 g dry weight, which was 2-times higher than in incubation at 80 °C and 80% RH for 1 week. The colour of this garlic was golden, so we call this new processed garlic product “golden garlic”.https://doi.org/10.1038/s41598-022-15635-3
spellingShingle Peeraporn Pakakaew
Yuthana Phimolsiripol
Siraphat Taesuwan
Sarawut Kumphune
Wannaporn Klangpetch
Niramon Utama-ang
The shortest innovative process for enhancing the S-allylcysteine content and antioxidant activity of black and golden garlic
Scientific Reports
title The shortest innovative process for enhancing the S-allylcysteine content and antioxidant activity of black and golden garlic
title_full The shortest innovative process for enhancing the S-allylcysteine content and antioxidant activity of black and golden garlic
title_fullStr The shortest innovative process for enhancing the S-allylcysteine content and antioxidant activity of black and golden garlic
title_full_unstemmed The shortest innovative process for enhancing the S-allylcysteine content and antioxidant activity of black and golden garlic
title_short The shortest innovative process for enhancing the S-allylcysteine content and antioxidant activity of black and golden garlic
title_sort shortest innovative process for enhancing the s allylcysteine content and antioxidant activity of black and golden garlic
url https://doi.org/10.1038/s41598-022-15635-3
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