How can you treat a yeast infection at home without spending money?

To treat yeast: Without yeast medication. Yeast grow on sugar so avoid sweets, fruit juice, limit fruit to 2 servings per day, avoid alcohol, avoid simple carbs and limit complex carbs. You can use boric acid capsules to treat yeast. You can make your own or use yeast arrest vaginal suppositories. If this doesn't work you will need to buy over the counter yeast cream to treat it.