It is best not to give the boiled water of rock sugar Sydney to the baby. Although this water is sweet and sour, delicious and nutritious, it has the effect of relieving cough, resolving phlegm, clearing away heat and detoxifying, but if the baby is too young, the digestive function of the spleen and stomach is weak, and if the boiled water of rock sugar Sydney is too much, it will not only fail to treat the disease, but may be counterproductive to the spleen and stomach, which is not conducive to health.