Table 1.

Dietary terpenoids tested in prostate cancer

Terpenoids	Chemical Structure	Source	Ref.
Monoterpenes D-Limonene Perillyl Alcohol		Lemons, oranges, grapefruit, caraway, bergamot, peppermint, spearmint, dill, tomatoes	12
Diterpenes Retinol Trans-retionic acid		Carrot, spinach, pumpkin, broccoli, mango, papaya, cherry, tomato, corn, orange, cabbage, watermelon, lettuce	61–63
Triterpenoids Betulinic Acid Lupeol		Olive, mango, strawberry, grapes, figs	88, 89, 93, 99
Terpenoid Chromanols Tocotrienols Tocopherols		Almonds, peanut oil, walnuts, palm oil	100, 108, 110
Carotenoids Carotene Lycopene		Tomatoes, orange, carrot, peas, sprouts, green, beans, corn	125, 128