You can make homemade Pedialyte by combining 1 quart water, 2 tablespoons sugar, 1 tablespoon of salt and half of a pack of unsweetened drink mix of your flavor choice. Mix well and chill.
1 Additional Answer
Only a few simple ingredients are needed to make homemade Pedialyte. Mix together 1 quart of water with 1/2 packet of unsweetened Kool Aid, 2-3 tablespoons of sugar and 1 tablespoon of salt. Mix well so sugar dissolves.