The difference between new jujubes and old jujubes lies in their color taste, wrinkles and feel.

1, from the color taste to distinguish.

New jujube color red (generally crimson), taste the sweetest, the most delicious; old jujube color lighter or black, taste general and even eat up bitter and sour.

New jujube:

Old jujube:

2, from the wrinkles to distinguish.

Jujube wrinkles less some no, the surface color glossy, with a pinch of elasticity is good new jujube; those wrinkles are deep, color degree is not good, plus viscous, elasticity and bad general is the quality of bad goods old jujube.

3, from the feel to distinguish.

New jujube elasticity feel good; color black wrinkles, elasticity poor, fruit shape shriveled jujube is mostly old jujube.

Expanded Information:

Jujube can be eaten fresh. p>Jujube can be freshly eaten, jujube fruit taste sweet, rich in vitamins C, P. Jujube can be said to be a very good fruit, eating jujube can replenish blood, lower blood pressure, enhance the body's immunity. At the same time, jujube also contains a large number of vitamins, a variety of trace elements and sugar, research has shown that it has a certain effect on liver protection, sedation and tranquility.

Fresh jujube is richer in vitamins, but it is seasonal and cannot be bought often, and eating more of it may harm the digestive function. Dried jujube although the vitamin content decreased, but the iron content elevated, and its nutrition is more easily absorbed.

Fresh jujubes are dehydrated and dried, and are called red jujubes. Red dates used for storage should be dry and moderate, no breakage, no disease or insect, red color, size and neatness. Red jujube sugar content is high, with large hygroscopicity and oxidizability, so the storage temperature and humidity should be reduced as much as possible during storage. Low temperature is the main means to reduce the loss of vitamin C in jujube fruit, drying is not conducive to the growth and reproduction of microorganisms.

Reference:

Baidu Encyclopedia - Red Date p>Baidu Encyclopedia - Red Dates