| Eugenol—from the remote Maluku Islands to the international market place: a review of a remarkable and versatile molecule GP Kamatou, I Vermaak, AM Viljoen Molecules 17 (6), 6953-6981, 2012 | 653 | 2012 |
| Menthol: a simple monoterpene with remarkable biological properties GPP Kamatou, I Vermaak, AM Viljoen, BM Lawrence Phytochemistry 96, 15-25, 2013 | 527 | 2013 |
| An updated review of Adansonia digitata: A commercially important African tree GPP Kamatou, I Vermaak, AM Viljoen South African Journal of Botany 77 (4), 908-919, 2011 | 324 | 2011 |
| Camphor—a fumigant during the black death and a coveted fragrant wood in ancient Egypt and Babylon—a review W Chen, I Vermaak, A Viljoen Molecules 18 (5), 5434-5454, 2013 | 305 | 2013 |
| A comprehensive scientific overview of Garcinia cambogia RB Semwal, DK Semwal, I Vermaak, A Viljoen Fitoterapia 102, 134-148, 2015 | 286 | 2015 |
| African seed oils of commercial importance—Cosmetic applications I Vermaak, GPP Kamatou, B Komane-Mofokeng, AM Viljoen, K Beckett South African Journal of Botany 77 (4), 920-933, 2011 | 236 | 2011 |
| Anti-inflammatory iridoids of botanical origin A Viljoen, N Mncwangi, I Vermaak Current medicinal chemistry 19 (14), 2104-2127, 2012 | 225 | 2012 |
| Devil's Claw—A review of the ethnobotany, phytochemistry and biological activity of Harpagophytum procumbens N Mncwangi, W Chen, I Vermaak, AM Viljoen, N Gericke Journal of ethnopharmacology 143 (3), 755-771, 2012 | 175 | 2012 |
| Cape aloes—a review of the phytochemistry, pharmacology and commercialisation of Aloe ferox W Chen, BE Van Wyk, I Vermaak, AM Viljoen Phytochemistry Letters 5 (1), 1-12, 2012 | 167 | 2012 |
| Natural products in anti-obesity therapy I Vermaak, AM Viljoen, JH Hamman Natural product reports 28 (9), 1493-1533, 2011 | 128 | 2011 |
| Hyperspectral imaging in the quality control of herbal medicines–the case of neurotoxic Japanese star anise I Vermaak, A Viljoen, SW Lindström Journal of pharmaceutical and biomedical analysis 75, 207-213, 2013 | 79 | 2013 |
| From arrow poison to herbal medicine–the ethnobotanical, phytochemical and pharmacological significance of Cissampelos (Menispermaceae) DK Semwal, RB Semwal, I Vermaak, A Viljoen Journal of ethnopharmacology 155 (2), 1011-1028, 2014 | 78 | 2014 |
| Hoodia gordonii: an up-to-date review of a commercially important anti-obesity plant I Vermaak, JH Hamman, AM Viljoen Planta medica 77 (11), 1149-1160, 2011 | 68 | 2011 |
| Beauty in Baobab: a pilot study of the safety and efficacy of Adansonia digitata seed oil BM Komane, I Vermaak, GPP Kamatou, B Summers, AM Viljoen Revista Brasileira de Farmacognosia 27 (1), 1-8, 2017 | 47 | 2017 |
| Differentiation between two “fang ji” herbal medicines, Stephania tetrandra and the nephrotoxic Aristolochia fangchi, using hyperspectral imaging S Tankeu, I Vermaak, W Chen, M Sandasi, A Viljoen Phytochemistry 122, 213-222, 2016 | 47 | 2016 |
| What the devil is in your phytomedicine? Exploring species substitution in Harpagophytum through chemometric modeling of 1H-NMR and UHPLC-MS datasets NP Mncwangi, AM Viljoen, J Zhao, I Vermaak, W Chen, I Khan Phytochemistry 106, 104-115, 2014 | 41 | 2014 |
| Non-destructive quality assessment of herbal tea blends using hyperspectral imaging M Sandasi, W Chen, I Vermaak, A Viljoen Phytochemistry Letters 24, 94-101, 2018 | 40 | 2018 |
| Hyperspectral Imaging as a Rapid Quality Control Method for Herbal Tea Blends M Djokam, M Sandasi, W Chen, A Viljoen, I Vermaak Applied Sciences 7 (3), 268, 2017 | 38 | 2017 |
| Vibrational spectroscopy and chemometric modeling: an economical and robust quality control method for lavender oil SY Tankeu, I Vermaak, GPP Kamatou, AM Viljoen Industrial Crops and Products 59, 234-240, 2014 | 36 | 2014 |
| High performance thin layer chromatography as a method to authenticate Hoodia gordonii raw material and products I Vermaak, JH Hamman, AM Viljoen South African Journal of Botany 76 (1), 119-124, 2010 | 34 | 2010 |
