It is edible.

Ginger is originally a tuber of a plant. Because it has been underground for a long time and has not been exposed to sunlight, its color is yellow. However, if the purchased ginger has been moist for a long time and is exposed to sunlight, The location will change and the color will change. This change is a manifestation of ginger sprouting. Ginger produces a certain amount of chlorophyll under the action of sunlight, which is not harmful to the human body after consumption. 2

Characteristics of ginger sprouting and turning green

Ginger needs two conditions to sprout and turn green:

1. Regular exposure to sunlight, such as placing ginger on the balcony , in front of a window and other places exposed to direct sunlight.

2. Ginger must have sufficient moisture. For example, the ginger itself has sufficient moisture, or the environment is relatively humid, and the air humidity is more suitable for ginger germination.

When ginger sprouts and turns green, the main green part should be the top of the ginger bud. The larger tubers will not turn green or the green color will be lighter. 3

Can you eat ginger if it rots and turns green?

There are many fungi in the environment where people live. Ginger is rich in nutrients and is prone to decay if left for a long time. Some fungi will also release some colored components when they decompose the internal components of ginger. There are many fungi that turn food green. This kind of green ginger cannot be eaten because it contains a large amount of safrole, which will damage the human liver and intestines and cause liver cancer and intestinal cancer. 4

Characteristics of ginger’s rottenness and turning green

Ginger’s rottenness is based on the same principle as other food’s rottenness. The rottenness is mainly caused by bacteria decomposing the internal components of ginger. So this kind of ginger has the same In addition to turning green, the texture of the ginger becomes soft, the skin becomes wrinkled, and the skin of the ginger can be easily rubbed off, and there are obvious black lines in the center of the ginger. 5

How to preserve ginger?

Ginger is prone to sprouting or rotting after being stored for a long time. However, when buying ginger, you cannot just buy one piece. You will always buy more. So how should you preserve this ginger?

1. Ginger soaked in vinegar: Wash, peel, and slice the ginger. Soak the ginger slices in vinegar and seal them. When you need to eat, use clean chopsticks to pick up a few slices. This will ensure that the ginger is fresh. Always fresh.

2. Salt pickling: Wash the ginger and bury it directly in the salt. Improper treatment can ensure that the ginger will not go bad, and it also has a good effect on preserving the moisture of the ginger. Every time you eat it, it will feel like eating fresh. Like ginger.