The NHS recommend that babies up to 5 years old take Vitamin A, C and D to ensure they develop strong and healthy bones, and their brain and other organs remain healthy and functioning. Bigvits has offer a range of products that include all essential vitamins and supplements to support with this. It might also be worth considering vitamins if your child is a fussy eater, to ensure they get all the nutrients needed to grow healthier that might be lacking from their diet.