DaVinci Laboratories Fizzy Mag supports brain health, sleep quality, nerves, and muscle health in children. Magnesium is a mineral needed by every cell; it activates at least 350 different enzymes in the body and is crucial for many of the metabolic function in the body. Magnesium may support a healthy mood in young adults, and healthy sleep. Recommended Use: Children age 4 and older take 1 scoop in water daily, preferably in the evening, before bed, or as directed by a healthcare professional. DaVinci Laboratories Fizzy Mag Facts: 1 scoop contains: Calories 20 Total Carbohydrates 5 g Calcium (as Tricalcium Phosphate) 19 mg Potassium (as K Bicarbonate) 390 mg Riboflavin (Vitamin B2) 8 mg Magnesium (as Mg Citrate) 420 mg Stevia Leaf Extract 35 mg Other Ingredients: citric acid, evaporated cane juice, silica, natural lemon flavor.