Phytochemicals
N151 

Phytochemicals

Gabe Mirkin, M.D.

 
Phytochemicals are substances found in plants that have been 
identified by researchers as beneficial to humans. We have 
identified only a few of the thousands of phytochemicals, and we do 
not fully understand how they work. Here are a few that have been 
linked to prevention of specific diseases.

Phytochemicals That Help to Prevent Cancer:

peppers contain capsaicin, 

citrus fruits and tomatoes contain coumarins, 

berries, peppers, carrots, tomatoes contain flavinoids and 

tomatoes and fruits contain lycopenes.

soybeans contain genistein

sulforophane in broccoli

Garlic, onions and chives contain S-allycysteine which help to 
prevent cancer-causing nitrosamine from forming in your stomach. 

Licorice contains triterpenoids 

the cabbage family contains indoles and isothiocyanates

Beans, peas and lentils contain genistein 

Phytochemicals that Help to Prevent Heart Attacks:

Barley, wheat and flaxseed contains lignins 

Beans, peas and lentils contain genistein 

onions and garlic contain alicin 

Checked 7/13/12