Walnuts are an excellent source of nutrition providing protein, omega 3, minerals, antioxidants and vitamins. New research has discovered they also help to reduce the risk of breast cancer. The Nutrition and Cancer Journal reports that the study from Marshall University found compounds contained within walnuts actually changed the gene activity relating to breast cancer.
Walnuts also have been related cardiovascular benefits including (Patel 2005), reduction in inflammation (Zhao 2004), positive changes in cholesterol (Tapsell 2004) and better sleeping patterns (Reiter 2005).