World's Best Scientists 2026 revealed!
Award Badge
Biology and Biochemistry
South Africa
2026

D-Index & Metrics

Biology and Biochemistry

D-Index
68
Citations
19701
World Ranking
7697
National Ranking
10

Research.com Recognitions

  • 2026 - Research.com Biology and Biochemistry in South Africa Leader Award
  • 2025 - Research.com Biology and Biochemistry in South Africa Leader Award

Overview

Alvaro Viljoen is affiliated with Tshwane University of Technology in South Africa. Their research primarily spans Agricultural and Biological Sciences, Medicine, and Biochemistry, Genetics and Molecular Biology. Within these fields, Viljoen's work often focuses on subfields such as Plant Science, Food Science, Molecular Biology, Pharmacology, and Complementary and Alternative Medicine.

The main topics that characterize Viljoen's scientific contributions include Ethnobotanical and Medicinal Plants Studies, Essential Oils and Antimicrobial Activity, Phytochemistry and Biological Activities, Natural Product Bioactivities and Synthesis, African Botany and Ecology Studies, as well as Phytochemistry and Bioactive Compounds.

Viljoen has published numerous papers, with some notable recent works including:

  • Emodin - A natural anthraquinone derivative with diverse pharmacological activities, 2021, Phytochemistry
  • Propolis: chemical diversity and challenges in quality control, 2022, Phytochemistry Reviews
  • Health benefits of chromones: common ingredients of our daily diet, 2020, Phytochemistry Reviews
  • Volatile phenolics: A comprehensive review of the anti-infective properties of an important class of essential oil constituents, 2021, Phytochemistry
  • Geraniol - A review update, 2022, South African Journal of Botany

The scholar has frequently published in the following venues:

  • Journal of Ethnopharmacology
  • South African Journal of Botany
  • Planta Medica
  • Fitoterapia
  • Phytochemistry

Collaboration features prominently in Viljoen's career. Frequent co-authors include Maxleene Sandasi, Guy Kamatou, Weiyang Chen, Nduvho Mulaudzi, and Sandy van Vuuren, reflecting a broad network of partnerships in related fields.

Best Publications

  • Myricetin: A Dietary Molecule with Diverse Biological Activities

    Deepak Kumar. Semwal;Ruchi Badoni. Semwal;Sandra. Combrinck;Alvaro M. Viljoen

  • Gingerols and shogaols: Important nutraceutical principles from ginger

    Ruchi Badoni Semwal;Deepak Kumar Semwal;Sandra Combrinck;Alvaro M. Viljoen;Alvaro M. Viljoen

  • Eugenol--from the remote Maluku Islands to the international market place: a review of a remarkable and versatile molecule.

    Guy P. Kamatou;Ilze Vermaak;Alvaro M. Viljoen

  • Menthol: A simple monoterpene with remarkable biological properties

    Guy P.P. Kamatou;Ilze Vermaak;Alvaro M. Viljoen;Alvaro M. Viljoen;Brian M. Lawrence

  • Geraniol — A review of a commercially important fragrance material

    W. Chen;A.M. Viljoen

  • Best practice in research - Overcoming common challenges in phytopharmacological research

    Michael Heinrich;Giovanni Appendino;Thomas Efferth;Robert Fürst

  • A Review of the Application and Pharmacological Properties of α-Bisabolol and α-Bisabolol-Rich Oils

    Guy P. P. Kamatou;Alvaro M. Viljoen

  • Polymeric Plant-derived Excipients in Drug Delivery

    Carien E. Beneke;Alvaro M. Viljoen;Josias H. Hamman

  • Plant-Based Antimicrobial Studies – Methods and Approaches to Study the Interaction between Natural Products

    Sandy van Vuuren;Alvaro Viljoen

  • South African Salvia species: a review of biological activities and phytochemistry.

    G.P.P. Kamatou;N.P. Makunga;W.P.N. Ramogola;A.M. Viljoen

  • Antimicrobial activity of limonene enantiomers and 1,8-cineole alone and in combination

    S. F. van Vuuren;A. M. Viljoen

  • Chemistry of Aloe Species

    Ermias Dagne;Daniel Bisrat;Alvaro Viljoen;Ben-Erik Van Wyk

  • The in vitro antibiofilm activity of selected culinary herbs and medicinal plants against Listeria monocytogenes.

    M. Sandasi;C.M. Leonard;A.M. Viljoen

  • An updated review of Adansonia digitata: A commercially important African tree

    G.P.P. Kamatou;I. Vermaak;A.M. Viljoen

  • Camphor—A Fumigant during the Black Death and a Coveted Fragrant Wood in Ancient Egypt and Babylon—A Review

    Weiyang Chen;Ilze Vermaak;Alvaro Viljoen

  • The antimicrobial activity of four commercial essential oils in combination with conventional antimicrobials.

    S.F. Van Vuuren;S. Suliman;A.M. Viljoen

  • A comprehensive scientific overview of Garcinia cambogia.

    Ruchi Badoni Semwal;Deepak Kumar Semwal;Ilze Vermaak;Alvaro Viljoen

  • Lawsonia inermis L. (henna): ethnobotanical, phytochemical and pharmacological aspects.

    Ruchi Badoni Semwal;Deepak Kumar Semwal;Sandra Combrinck;Catherine Cartwright-Jones

  • In vitro biological activity and essential oil composition of four indigenous South African Helichrysum species.

    A.C.U. Lourens;D. Reddy;K.H.C. Başer;A.M. Viljoen

  • The effect of five common essential oil components on Listeria monocytogenes biofilms

    M. Sandasi;C.M. Leonard;A.M. Viljoen

Frequent Co-Authors

Guy P.P. Kamatou
Guy P.P. Kamatou Tshwane University of Technology
Sandra Combrinck
Sandra Combrinck Tshwane University of Technology
Betül Demirci
Betül Demirci Anadolu University
Ikhlas A. Khan
Ikhlas A. Khan University of Mississippi
Kemal Hüsnü Can Başer
Kemal Hüsnü Can Başer Near East University
Simon Gibbons
Simon Gibbons University of East Anglia
Malgorzata Baranska
Malgorzata Baranska Jagiellonian University
Pidder Jansen-Dürr
Pidder Jansen-Dürr University of Innsbruck
Hermann Stuppner
Hermann Stuppner University of Innsbruck
K. Hüsnü Can Başer
K. Hüsnü Can Başer Near East University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Alvaro Viljoen

Trending Scientists

Recently Published Articles