Hi.. Constipation in young children usually happens in young children.. This will improve as she grows old.. Right now concentrate in giving her a good diet which contains plenty of vegetables and increase her water consumption.. High calorie diet like chocolates and sweets may make her constipated.. Reduce such consumption. You can take a dietician advise if you want to who can recommend her a good diet that will reduce her constipation.. You may use the diet advise facility available in this website if you want too...