Stir until the salt in each cup dissolves. Cup 0: No salt Cup 1: 1 tsp. Cup 2: 3 tsp. Dip the straw about 2 cm into the red salt water solution in cup 0. Place your finger firmly over the top of the ...

You can make this home remedy by combining ½ teaspoon of salt to 1 cup of warm water. Gargling with salt water is a common home remedy that generally helps with sore throats, colds, and mouth ulcers.