Whether hard green mangoes can be eaten directly or not usually depends on the type of green mango. Hard green mangoes may be unripe or may belong to some special kinds of hard green mangoes. If it is a common immature green mango, it is recommended not to eat it directly, but to wait for it to soften and mature before eating it; if it is a special kind of hard green mango, it can be eaten directly. There is a kind of green mango called big green mango in mango varieties, which is rich in nutrients, including sugar, protein, vitamins, plant fiber, carotene and many minerals. Proper consumption helps to improve skin, protect eyes, lower blood sugar, improve inflammation, etc. It also helps to reduce nausea, vomiting, dizziness and other uncomfortable symptoms. If the green mango is unripe mango may contain tannic acid and allergenic substances, consumption may trigger allergic reactions, especially for allergic people, may appear rash, itching and even breathing difficulties and other symptoms. In addition, the taste of immature green mangoes is relatively poor, more acidic and astringent, easy to produce irritation for the oral and gastrointestinal mucosa, causing discomfort. Therefore, it is necessary to decide whether it can be eaten according to the type of green mango. In addition, if the common varieties of green mangoes are not ripe, they can be put into sealed bags with ripe apples and bananas for ripening. The big green mangoes that can be eaten directly can also be dipped in chili powder and sweet and sour water to pickle, suitable for those who like the taste of sour and spicy or salty groups.