e meat food , such as the ham , the sausage , the meat stuffingand so on, and the bad smell of the meat can be covered. The yeast extract have the function of rectify the flavor and increase the savory of the meat.
3.Convenience food : such as fast-food, leisure food , frozen food , pickles , biscuits and cakes , puffed food , dairy products , all kinds of seasonings and so on.
4.Nourishing liquid : Can be confected with other nutriment to produce nutrient oral liquid .