To provide a composition for a liquid food and drink, having a high content of a protein, excellent flavor and high emulsion stability, especially providing a tube-feeding oral liquid diet, and exhibiting excellent emulsion stability even when an acidic fruit juice or the like is formulated therewith.

The composition for the liquid food and drink comprises (A) 0.1-6 wt.% sodium caseinate, (B) 0.1-6 wt.% whey protein, (C) 0.1-7 wt.% milk protein, (D) 0.1-5 wt.% powdered milk and (E) water as essential components.