Watermelon Juice can be crafted with a flask and a watermelon, using an alchemical table. Watermelons can be collected from the Watermelon Aborigines in Sunglade.[]
Watermelon Juice will give you Attack +2 for 5 minutes. It is worth 610 in the shops. Along with Watermelon Juice is Pineapple Juice, Coconut Juice, and Banana Juice.[]