Mag365 Kids magnesium supplement contains magnesium, calcium, zinc, vitamin B1, vitamin B6, vitamin D3, vitamin K2 and vitamin C for growth, relaxation and immunity. Mag365 Kids magnesium supplement contains Zinc and Vitamin C for growth, relaxation and immunity. This Kid’s Magnesium Formula for Children will relax the nerves and help a child to grow, concentrate and stay healthy. Contains no sugar or artificial sweeteners and zero carbs. Sweetened with a natural passion fruit flavour and Stevia. Directions:Children ages 4 to 6 years old - 140 mg of magnesium (2.1g approx 1 teaspoon)Children ages 7 to 10 years old - 200 mg of magnesium (3g approx 1.5 teaspoons)