Birth Song Botanicals Children's Immune System Booster Tincture helps boost your child's immune system with an all-natural, organic herbal mixture. The perfect alternative to vitamins and gummy pills that contain harmful chemicals, colorings, or additives. The safe and organic herbal supplement formula in Children's Immune Boost is full of herbal antibiotics and is great for children's cold and flu-like symptoms. See bullets and images for more information.