Mono- and diglyceride fatty acid esters are often used as food additives. Moderate consumption of foods containing mono- and diglyceride fatty acid esters is generally not harmful, but excessive consumption may lead to elevated blood lipids and elevated blood sugar. Mono- and diglyceride fatty acid esters are emulsifiers that are widely used in cookies and breads to improve texture. Moderate consumption of these foods is generally not harmful. However, over-consumption, especially in diabetic patients and patients with dyslipidemia, may affect blood lipids and blood glucose, and foods containing mono- and diglyceride fatty acid esters should be avoided. Diet should be balanced and nutritious, do not overeat, partiality picky eating, and usually pay attention to exercise.