Some heart-healthy foods and nutrients that every woman should add to her diet include fruits, vegetables, whole grains, nuts, seeds, lean proteins, and omega-3 fatty acids. Some specific examples include berries, leafy greens, quinoa, almonds, chia seeds, salmon, and avocado. Additionally, reducing intake of saturated and trans fats, added sugars, and sodium can also support heart health. Regular exercise and maintaining a healthy weight can also contribute to a healthy heart.