Table 4: Human and in vivo example nutrient inducers of selected CYP4 enzymes.

EnzymeFood, beverage, or bioactive compounds
Food sources in italics
Type of studyDosages used and references

CYP4A1Green teaIn vivo Green tea (2.5% w/v) as sole beverage [40]

CYP4B1Caffeic acid 
Coffee [80]
In vivo 179 mg/kg caffeic acid [79]