Good sources include brown rice, oatmeal, whole wheat bread, pop corn and bran muffins.
The researchers are trying to figure out how whole grains help the heart. It could be fiber, plant sterols or other nutrients lower cholesterol or it maybe the antioxidants, which help protect against hardening of the arteries. Perhaps it’s the fact that eating them will make you feel full and thus may help prevent obesity, a risk factor for heart disease.
Three servings of whole grains will easily get you 25 grams. Don’t like the texture? Food makers are working on whole grain bread that you’ll swear is white.