FIELD: food industry.SUBSTANCE: group of inventions relates to feeding bottles. Separating element for a feeding bottle containing an element in the form of a teat, inside which a volume of the teat is specified, and an element in the form of a container, inside which a volume of capacity is specified, wherein the nipple-shaped member is configured to be attached to the container-like member by the fastener, the separating member is configured to separate the nipple volume from the container volume, when the feeding bottle is assembled, the separating element comprises a first passage providing passage of fluid medium from the container volume into the nipple volume, and second passage, providing passage of fluid medium from volume of nipple into vessel volume. At that, the second passage is made in the form of passage in one direction, and the first passage and the second passage are built in the separating element, separating element also comprises guide element for direction of separating element into hole of element in form of container. Also disclosed is a feeding bottle.EFFECT: group of inventions provides reducing a risk of colic-like symptoms in a child, by reducing the amount of air that can enter the digestive system of the child.12 cl, 6 dwg