When research is publicized, say, that says eating fish once a week will reduce cholesterol, blood pressure, etc., so everyone goes out and buys fish oil pills. Or that the tannins in grapes lowers cholesterol, so the health-food stores start selling concentrated grape extract pills. Or that the capsicum in peppers lowers blood pressure, so people buy capsicum pills and take those everyday.

When are they going to publish research that says:

Your mom was right. You need to eat a well balanced diet from the four food groups. (Well, now it is the food pyramid.) Make sure to get a good variety of grains, fruits, vegetables, dairy, meat, poultry, and, fish. Limit the amount of fats, especially saturated fats, and processed sugar.