do it yourself from a homemade electrolyte replacement slash sports drink. / Oral Rehydration Solution. Here are some other formulas to try. This set of recipes is from Rehydration Project, a group that is dedicated to ending diarrhea around the world. Make a drink with 1 L of water, or 5 cups, 6 tsp. sugar and 1/2 tsp. salt. For a second version, use 1 L water, 1/4 tsp. salt,…