Chuchus are green, red, blue, yellow, purple, or golden jelly-like creatures found in The Legend of Zelda Series from Nintendo. Killing Chuchus will usually drop their jelly which can be used as potions. Games I have played that they are in are
Wind Waker or
Twilight Princess.
What I IMAGINE Chuchu
Potions may give you...
Green: Magic/Nothing.
Red: All Life energy/8 hearts.
Blue: Life energy and magic/All Life Energy.
Yellow:
Lantern Oil.
Purple: Random.
Golden:
Grants all life energy AND gives strength boost until a while has passed or you take damage.
Black: Lose 1 heart.