(1) allergic people are forbidden to eat.

Yam is not suitable for everyone to eat, and allergies often occur in life. Pay special attention when eating yam. Yam is likely to cause allergies, mainly because the mucus in yam skin contains alkaloids. We should know that this substance is the main substance that causes allergies, and some people will cause itching allergies and itching all over the body.

(2) Chinese yam cannot be used with basic drugs.

When you eat yam, don't take medicine, especially some basic medicine yam contains amylase. Mainly because the combination of yam and alkaline drugs will affect the absorption of nutrients, we should know that alkaline drugs will make amylase in yam ineffective, these substances will reduce the nutritional value of yam, and will also affect the absorption of efficacy.

(3) Eat raw yam.

Yam itself is a very nutritious food, which can be seen in many dishes. In fact, we will find that yam has always been cooked by people. In normal times, you must not eat raw yam. Raw yam contains a certain amount of toxins, which is easy to cause poisoning after eating, so you should be careful in life.

(4) excessive consumption.

Yam itself is mild, but it contains estrogen. Excessive consumption can stimulate hormones, and women can cause endometrial hyperplasia, leading to dysmenorrhea and abdominal pain during physiological period.

2, pregnant women can eat yam, yam is a Chinese herbal medicine, but also a tonic food, can strengthen the spleen, replenish qi, strengthen the kidney, eliminate fatigue, pregnant mothers eat yam has many benefits.

Yam has high nutritional value. It can provide people with a polysaccharide protein-mucin, which can strengthen the spleen and stomach, and enhance our immunity. The rich carbohydrates in it can also balance blood sugar, protect the liver and detoxify, which is not only a healthy food for pregnant women, but also for the general population.

Professional doctors also said that it is ok for pregnant women to eat yam, which can invigorate qi and strengthen the spleen. The content of protein is extremely high, but yam itself has no taste, and many people will dip it in sugar. Pregnant mothers had better not dip it in sugar, just put some in the soup.