MAG365 Magnesium Supplement for Kids 150g. Food supplement with natural flavouring and Stevia, providing Magnesium, Zinc and Vitamins C, D3 (Vegan) and K2-MK7.Recommended Use: Children (4-8 years old): Start by taking 1g (1/2 tsp) daily and gradually increase dosage.Adolescents (9-13 years old): Start by taking 2g (1 tsp) daily and gradually increase dosage. Mix in a glass or mug with enough hot water to create a fizzing action. Let it fizz, then stir until dissolved. Fill the remainder of the glass or mug with warm or cold water to create a fizzing action. Let it fizz, then stir until dissolved. Fill the remainder of the glass or mug with warm or cold water and enjoy. If using cold water, allow it to fully ionize for approximately 20 minutes before drinking. Take with food, a few hours before or after taking other medications or natural health products.