You keep it until the medicine man uses it.
ON shark tooth island, you talk to the guy who is standin under the stand which says coconut milk i think
2 are in the temple 1s from the coconut milk guy
Carbonated coconut milk, creature bone, and the key ingredient
by the coconut cafe , the stand that says : to days special coconuts:
The coconut guy, he is in the town erea.
you can find milk at the coconut stand in shark island
The vendor that sells coconut milk is on Shark Tooth Island, next to the huge coconut shop. You can't drink it, though.
rotton milk
The Cocunut Milk= When you arrive on shark tooth island there in a man selling fins pass by him and the there is a man with a guitar in a hula girl skirt. Click on him and he will give you free carbanated milk bring that,the bone,and the key ingredient to the medicine man and he will mix them for you and go to feed the shark and feed that potion to the shark he'll fall asleep and you can save the people who were being held hostage from the shark!
You get a free bottle when you come onto the island.
from the man by the coconut house
When you arrive on the island, get a free sample of carbonated milk from the vendor on Main Street.