Herbs For Kids Chamomile Calm balances the nervous system for a calming effect. It is the perfect natural blend for calming a child that is over-energized, anxious, or exhausted. This relaxing herbal blend relives tension and supports the free flow of energy for creativity and appropriate reactions to stress. Herbs that support the nervous system can help children stay calm in any stressful situation, such as taking a test, traveling, visiting with many people, and competing in sports. This blend can also help a child calm down after a sugar-laden party.