The release of an exciting new vampire movie is just around the horizon, and as a result, you could discover that you are overtaken with feelings of hunger. If you are a vampire who has been feeding on human blood that isn't very good for you, it's possible that it's time to "re-vamp" your diet. 2. Fruits, meats, some vegetables, and animal products are all good sources of the fat-soluble vitamins and micronutrients.