A serving of raisins offers essential nutrients such as fiber, iron, potassium, calcium, magnesium, antioxidants, and vitamins B6 and C, aiding digestion, energy, heart health, immunity, and overall well-being naturally. A serving of raisins offers essential nutrients such as fiber, iron, potassium, calcium, magnesium, antioxidants, and vitamins B6 and C, aiding digestion, energy, heart health, immunity, and overall well-being naturally. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle