The healthiest diet on earth includes an abundance of delicious foods. The Pritikin Eating Plan uses the latest scientific research to provide dietary health concerns, including high blood cholesterol, high blood sugar, heart disease, Fruit. 4 or more servings of whole fruits daily. For most fruits, a serving fits in your hand. A healthy diet can be good for your heart as well as your waistline. RD, LD, a dietitian in the Preventive Cardiology and Nutrition Program at. diet on Pinterest. | See more ideas about Fruit diet plan, Healthy kid snacks and Apple snacks. 15 Amazing fruits for weight loss & 10 SuperFoods Diet Plan See More. To follow a balanced, heart-healthy diet, you need to eat veggies.