Asahi Group Foods Evios Tablet (600 Tablets / 2000 Tablets) Evios Tablet, derived from beer yeast, helps a weak stomach and improves symptoms caused by inadequate stomach function, such as indigestion and loss of appetite. Derived from brewer's yeast, "Ebios Tablets" are rich in protein (40 to 50%), which is beneficial to the health of the gastrointestinal tract. It is recommended as a nutritional supplement for those who feel their gastrointestinal tract is weak, for those who are concerned about an upset stomach, and for pregnant and nursing mothers.