E
Elizabeth Joubert
Researcher at Stellenbosch University
Publications - 264
Citations - 9658
Elizabeth Joubert is an academic researcher from Stellenbosch University. The author has contributed to research in topics: Aspalathus & Aspalathin. The author has an hindex of 48, co-authored 247 publications receiving 8203 citations. Previous affiliations of Elizabeth Joubert include Potchefstroom University for Christian Higher Education & University of the Free State.
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Comparison of the antioxidant activity of aspalathin with that of other plant phenols of rooibos tea (Aspalathus linearis), alpha-tocopherol, BHT, and BHA
TL;DR: In this paper, the antioxidant activity of aspalathin, the major flavonoid of unfermented rooibos tea, was compared with that of other polyphenols present in roobios tea, α-tocopherol, BHT, and BHA using β-carotene bleaching, α,α-diphenyl-β-picrylhydrazyl (DPPH) radical scavenging, and automated Rancimat methods.
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South African herbal teas: Aspalathus linearis, Cyclopia spp. and Athrixia phylicoides—A review
TL;DR: A comprehensive discussion of in vitro, ex vivo and in vivo biological properties, required to expand their applications as nutraceutical and cosmeceutical products, is included, with the main emphasis on rooibos.
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Comparison of the antioxidant activity of rooibos tea (Aspalathus linearis) with green, oolong and black tea
TL;DR: In this article, the antioxidant activity of aqueous extracts of rooibos tea (unfermented, semi-fermented and fermented) was compared with that of green, oolong and black teas.
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Rooibos (Aspalathus linearis) beyond the farm gate: From herbal tea to potential phytopharmaceutical
Elizabeth Joubert,Dalene de Beer +1 more
TL;DR: In this paper, a review focusing on past and current research aimed at enhancing the value of rooibos herbal tea as a specialised, niche product and expanding its value-add potential against the background of its traditional use and the current market is presented.
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Honeybush (Cyclopia spp.): From local cottage industry to global markets — The catalytic and supporting role of research
TL;DR: Honeybush tea (Cyclopia spp), one of the traditional South African herbal teas with a long history of regional use, remained a cottage industry until the mid-1990s when researchers were instrumental in the development of a formal agricultural and agroprocessing industry.