Devices, systems, and methods for orally delivering fluids and semi-solid foods to individuals for the promotion of health are disclosed. Various embodiments relate to a food delivery mouthpiece and related apparatuses and systems. Some embodiments of the food delivery mouthpiece include a spout and base. In some embodiments, the food delivery mouthpiece is configured for removable connection to a food container, such as, for example, to the straw of a flexible food pouch. In other embodiments, the food delivery mouthpiece is permanently coupled to a food pouch. Food delivery systems are disclosed, which include a food delivery mouthpiece, a food pouch, and fluids or semi-solid foods contained within the food pouches. A cap for the food delivery mouthpiece is also disclosed.