Vagina, mouth, and body parts that generally remain covered and intestines, etc, are more prone to yeast infection. To diagnose it at an early stage is as important as to select the right remedy and home remedies for yeast infection are the perfect diagnosis.yeast infection no more Thick, white and unpleasant discharge from vagina, red rashes on the infected area, white spots on the red swollen skin and burning sensation etc are some common symptoms of this infection. Potassium sorbate is another home remedy for this infection. Potassium sorbate is easily available at natural foods stores. Add about 1 tablespoon approx.8 gm potassium sorbate in a cup of water.