Regularly eating yeast steamed buns has no obvious harmful effects on the human body, but rather has some benefits for the human body, which can help the body to digest and replenish B vitamins and so on. Yeast is commonly used as a safe food leavening agent, containing yeast, the fermentation and decomposition of flour, can produce a variety of vitamins, amino acids and other nutrients beneficial to the human body. Yeast itself has a protein content of 45% and a reasonable amino acid composition, making it a nutritious food. After the flour is broken down and fermented by the yeast, it will be more easily absorbed, thus helping to avoid indigestion caused by flour. B vitamins are essential for human life activities. Steamed buns with yeast will have a certain amount of B vitamins, which is suitable for people who lack a long-term roughage diet. In addition, yeast also contains calcium, zinc, iron and other nutrients, which are also beneficial to the human body. The texture of steamed buns using yeast is more natural than buns made with cooking soda or baking powder, without the pungent taste of alkali, and with more of a light sweet flavor and a sense of gluten.