The difference between the two kinds of vermicelli after boiling in water: yam vermicelli tastes like yam, sweet potato vermicelli has no peculiar smell, yam vermicelli is more transparent after cooking, and sweet potato vermicelli tastes thicker and smoother.
Yam vermicelli is as nutritious as ordinary sweet potato vermicelli and easy to digest and absorb. In addition, yam has high medicinal value. Young men and women often eat yam vermicelli, which is more beneficial to their health. Yam contains mucus, which has the function of lubrication and moisture retention. Eating yam in winter is good for the lungs and increases resistance. Yam and sweet potato are also called underground "small ginseng", which shows their nutritional value. Suitable for all ages, eat more in winter.