Plums are delicious, healthy fruits. Even though they're closely related to peaches and cherries, plums are mostly eaten fresh as a dessert fruit, cooked into compote or jam, or baked in a variety of pastries. They're great for you too. Plums can help to reduce anxiety, constipation, and lower blood sugar levels. Plums is also rich in Vitamin A, vitamin C, calcium, and magnesium.