"Plant phytochemicals" refers to the natural substances found in plants that have beneficial effects on human health. They are important for our well-being and can help prevent diseases when incorporated into our diets.
Full definition
Dietary flavonoids —
plant phytochemicals found in foods like chocolate, red wine, tea, berries, and pretty much everything — can also alter cytochrome p450 activity [39].
The organic blueberries contained about 50 percent higher levels of total anthocyanins, the
natural plant phytochemicals that give blueberries their dark color.
All the nonstarchy vegetables you can eat — for a large amount of fiber,
plant phytochemicals, vitamins, minerals, and antioxidants.