The present invention relates to a weaning clip and, more particularly, to a weaning clip which can be used not only by infants or handicapped people, but also by people from all walks of life, which is mounted on a bottle containing mineral water or any other type of drink instead of a cap and enables the user to drink the content inside the bottle with their mouth contacting the bottle or to take in the content using a straw, and which comprises an adapter that can be mounted regardless of the diameter of the bottle entrance.