The vinegar-blood duck is not only delicious, but also nutritious, which can greatly supplement fatigue, clear away heat and strengthen the spleen. The contents of medical books include: nourishing the yin of five yang, clearing away the heat of fatigue, nourishing blood and promoting diuresis, nourishing the stomach and promoting fluid production, relieving cough and relieving convulsion ... "Coupled with the function of bitter gourd (the main ingredients are bitter gourd and konjac tofu), it is the most suitable food in summer. If the main ingredient is konjac tofu, it has the effects of lowering blood sugar and blood fat, regulating lipid metabolism in vivo, beauty beauty, losing weight, relaxing bowels and preventing cancer. Stir-fried konjac tofu with vinegar and blood duck is suitable all year round, and it is most admired by patients with "three highs".

Because of its color and taste, vinegar-blood duck has been highly praised by Quanzhou people for more than 1000 years. In fact, its color and taste are not obvious. In the people-oriented and health-centered contemporary society, the medicinal value of vinegar-blood duck is highly praised by eaters.