It wrote to blue raspberry flavor, but it is very sweet that it is specified amount. It is the sweetness of the synthetic sweetener. Hand-held bitter BCAA and the 1: 1 or 2: I think it may use to mix in 1. The watermelon flavor, and the same smell as the melon ice that has entered the melon type of plastic. But, if no refreshing, vanilla-ish feel. Blue raspberry flavor also watermelon taste also, because the sweetness of the synthetic sweetener remains on the tongue for hours, you will not know the subtle taste, such as soup stock. For those who cook, I think it is better without flavor even bitter.