It is generally recommended to consult with a healthcare professional before giving any natural health products to a baby. There is limited research on the effectiveness and safety of certain products, so it is important to proceed with caution. In this case, melatonin may be a short-term option to consider, but the long-term effects are not well understood. It is also important to provide information about any medications, allergies, or health conditions the baby may have before trying any new products.