starch can also stimulate the uptake of water in your small intestine. Oral Rehydration Salts combine some dextrose and salts to mix into a liter of water. When

starch can also stimulate the uptake of water in your small intestine. Oral Rehydration Salts combine some dextrose and salts to mix into a liter of water. When properly mixed the salts are in a homeostatic quantity and won’t affect the salt balance of existing tissue. So you can drink them to recover from severe dehydration without risking hyponatremia.