Yes, you can make an electrolyte drink powder with coconut water powder! Mix 4 tablespoons of coconut water powder, 4-6 tablespoons of coconut sugar, 1/2 teaspoon of salt, and any optional flavorings, such as a pinch of citric acid for tartness or a teaspoon of natural flavor powder like lemon or lime. Store the mixture in an airtight container. When ready to drink, dissolve 2 tablespoons of the powder in 8 ounces of water. Adjust the proportions to taste.