To distinguish between real and fake purslane

1, soaking method: real purslane after soaking to absorb water, smooth; and plastic film does not absorb water, not smooth.

2, combustion method: the real nori burning will produce a flavor similar to the burning hair, the fire is extinguished, leaving a substance like ash; plastic film burning fire is very large, dripping grease and pungent odor, burning the remaining material clusters shrink together.

3, hand tearing method: hand tearing soaked samples, real seaweed tearing is easy to break, not much elasticity; plastic film tearing is not easy to break, strong elasticity.

4, boiling method: the unsoaked seaweed boiled in water, boiled before floating in the water, boiled volume slightly increased, not completely floating in the water; plastic film boiled before and after the volume remains unchanged, are floating in the water.

Extended information

Nutritional value of seaweed

1, prevention of goiter. Can be used for the treatment of iodine deficiency caused by "goiter", nori has a soft knot function, on other stagnant blocks also have a use.

2, promote growth and development. Rich in choline and calcium, iron, can enhance memory, treatment of anemia in women and children, to promote the growth of bones, teeth and health care; contains a certain amount of mannitol, can be used as an auxiliary food for the treatment of edema.

3, preventing tumors. The active ingredient of seaweed inhibits 53.2% of Ehrlich's cancer, which helps to prevent and control brain tumor, breast cancer, thyroid cancer, malignant lymphoma and other tumors.

4, improve immune function. The polysaccharide contained in purslane has the function of enhancing cellular immunity and humoral immunity, which can promote the transformation of lymphocytes and improve the immunity of the body.

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