Brassica vegetables increase and apiaceous vegetables decrease cytochrome P450 1A2 activity in humans: changes in caffeine metabolite ratios in response to controlled vegetable diets

Lampe, J. W., King, I. B., Li, S., Grate, M. T., Barale, K. V., Chen, C., … Potter, J. D. (2000). Brassica vegetables increase and apiaceous vegetables decrease cytochrome P450 1A2 activity in humans: changes in caffeine metabolite ratios in response to controlled vegetable diets. Carcinogenesis, 21(6), 1157–1162. https://doi.org/10.1093/carcin/21.5.157