After being irradiated by the sun, there is a substance in its epidermis that can be converted into chlorophyll. This substance is harmless to the body, so ginger that turns green due to sunlight can be safely eaten. If ginger is hairy or rotten, it is not recommended to eat it again, because it will produce toxins and be harmful to health.

Detailed interpretation

In China, the edible and medicinal history of ginger is very long, and the development and utilization of ginger is relatively early. The main products are ginger slices, sweet ginger, ginger sauce, ginger juice, etc. The products are of low grade and the sales volume is limited. In order to make full and reasonable use of the precious fresh ginger resources, through the development and utilization, not only every part of it can be fully utilized, but also high value-added products and high value-added effects can be obtained.

At the same time, the following four products were extracted from ginger: concentrated ginger milk, transparent raw ginger juice health drink and ginger starch. Finally, the residue was comprehensively utilized to make ginger paste. The first two of the above four products are high-grade and high value-added products.

The above contents refer to Baidu Encyclopedia-Ginger.