Casaba melons are a good source of vitamin C, which can assist with the growth, development, and repair of body tissues. This melon is also a good source of B6, improving your mood and reducing symptoms of depression. There's also folate in casaba melons, which is needed to make red and white blood cells in the bone marrow and converts carbohydrates into energy. Choline, which helps with memory, potassium, which helps with regulating blood pressure, and magnesium, which assists with bone health, are all also present in casaba melons.