Iron stick yam is uniform in thickness, with a diameter of 1-2 cm (like an adult's thumb), slightly dark in skin and iron red spots on the root; If the diameter is too thick or the skin is too smooth, it means it is not authentic.

Step 2 look at rust

When the iron stick yam is broken, it can be felt that its meat is hard, full of powder, delicate cross-section, white or yellowish, and less mucus; Ordinary yam is not only not so hard, but also not enough powder.

Step 3 have a taste

Because the iron stick yam contains less water, is rich in yam polysaccharide, and its juice is thick. After cooking, it tastes dry, greasy and sweet, with a "sweet with sweet" feeling at the entrance, accompanied by a faint hemp taste.

4. 10% discount

When the iron stick yam is broken, it can be felt that its meat is hard, full of powder, delicate cross-section, white or yellowish, and less mucus; Ordinary yam is not only not so hard, but also not enough powder.

Extended data:

The efficacy of iron stick yam:

1, yam nourishes the lungs.

Although the skin of yam is brown, the meat inside is really white. Traditional Chinese medicine pays the most attention to complementary colors. Therefore, white food will definitely help the health of our lungs, and yam is a good thing to nourish the lungs. Yam has the effect of conditioning lung deficiency cough, so friends who often cough or smoke heavily can add more yam to their diet.

2, control appetite and lose weight.

Yam is rich in starch and minerals, but it is low in calories, and because yam contains a kind of mucus, it will make you feel full, so it can reduce your appetite. Naturally, you will eat less in your diet. And yam itself is a kind of food with high nutrition and low calorie. Even if you eat more, don't worry about obesity. Therefore, it is a holy product for female friends to lose weight.

3. regulate body fluids.

Acidic body fluids are hotbeds of cancer. If body fluids are alkaline, they can stay away from many diseases. If you want to adjust your body fluids to alkalinity, you should eat more root foods. Yam is one of the good choices, because it is nutritious and root food, so eating more yam can adjust the pH of body fluids.

References:

People's Network-Why are there fake iron yam? How to tell the true and false of iron stick yam?

References:

People's Network-Tiegun Yam has six health-preserving effects: losing weight, nourishing lung and resisting aging.