Fruit ingredients, green quality, can be used for cooking food. You can find it on the swamp map. The effect of blueberry: satiety is 0.5 per second, health is 1.0 per second, and the duration is 5 seconds. Blueberries can even restore the infection value slightly, which is very, very important. Players who want blueberries can find and collect them on the swamp map.