Seniors have different dietary needs, such as increased amounts of vitamin D and vitamin B, than younger adults. For many seniors, two healthy snacks per day help stabilize blood sugar between meals (which helps prevent overeating) and maintain energy levels. While they may be more convenient, store-bought snacks are often high in sodium, fat, sugar, and preservatives. A healthier option is to prepare your own snacks and keep them on hand at home or in a cooler when you travel. 25 Healthy ...