Home Remedies for Vaginal Yeast Infection. Drink Unsweetened Cranberry Juice. Add 10 Drops of Grapefruit Seed Extract to a Glass of Water and Drink. Add 1 Tablespoon of Potassium Sorbate to a Cup of Water. Dip a Tampon in That and Gently Insert It into Your Vagina at Bedtime. Remove It in The Morning. Then Wash the Area Gently with Lukewarm Water. Place Few Drops of Coconut Oil On a Tampon and Insert It into Your Vagina. Leave It for 2 to 3 Hours. And Gently Wash It with Lukewarm Water. Soak 2 Tablespoons of Fenugreek Seeds in a Glass of Water Overnight. In The Morning, Remove The Seeds from The Water and Drink That Water On an Empty Stomach. Add 2 Teaspoons of Apple Cider Vinegar to a Glass of Water, Mix it Well and Drink. Eat 2 to 3 Cups of Yogurt Daily. Mix 2 to 3 Drops of Tea Tree Oil Diluted in 1/3rd Cup of Water. Soak a Tampon in That and Gently Insert It into Your Vagina. Leave It for 2 to 3 Hours. And Gently Wash It with Lukewarm Water. Drink Water Every Day. Drink Buttermilk Daily.