SmartMeal [Weight Loss] Nutritional Shake Mix is a delicious healthful drink. One serving provides 15 grams of protein and 35% of the recommended Daily Value for 17 vitamins and minerals, plus beneficial levels of calcium, phosphorus, vitamin D and magnesium. Use it as a meal replacement for weight loss or as a healthful snack anytime throughout the day. Each drink is only 130–140 calories.