Here are some yeast infection home remedies 
Plain yogurt
The good bacteria in plain yogurt helps fight yeast and yogurt can be used both internally and externally. BUT, be sure you buy plain, unsweetened yogurt. Since sugar feeds yeast, this is a crucial point. You can also make your own, using a yogurt starter, eat before meals because it provides "good bacteria" for your stomach to aid in digestion.

Garlic is a big enemy of yeast! This is one of the most effective home remedies.
if you don't mind the smell, you can press a whole garlic clove and drink it with water. 
Garlic is one of nature's amazing "drugs" that has a number of other health benefits, including lowering blood pressure and reducing bad cholesterol. It is a natural antibiotic. 
 Garlic Facts Remedies and Health Benefits

Apple-cider vinegar (with the mother)
Apple-cider vinegar has many health benefits (including aiding in weight loss) and can be used both internally and externally, as well. However, it is very strong, so it is not recommended that you apply it directly on the skin. It will kill the yeast, but it will burn like nothing you've ever felt! 

Apple cider vinegar can be used as a home remedy for many ailments.
In my opinion, this is one of the world's most powerful, secret remedies for any illness! Simply drinking enough water greatly reduces my likelihood for getting a yeast infection. 
 a water detox.

This is an amazing herb! It is very potent against yeast. Take it internally daily, according to directions. Be sure, also, that the type of oil you choose has a high carvacrol content, as this is the active ingredient. I recommend Oreganol Super Strength P73.

Beneficial bacteria supplement
A healthy body contains trillions of microoragnisms, most of which reside in the colon. Their main function is to provide balance for less-desirable organisms (such as yeast). 

Antibiotics also weaken the immune system.

Foods that feed yeast - Avoid sugar, yeast, refined foods (such as white flour). See our list of food to eat and avoid when you have candida.

Mouth Yeast Infection
A mouth yeast infection can be a scary thing. Technically, the term is thrush and happens mostly in infants and babies.
Adults can get a mouth yeast infection though, so it's important to know how to cure it as fast as possible.

A mouth yeast infection in adults can by a symptom of a weak immune system so watch out for that. 

Diabetes causes a mouth yeast infection as well. Candida or Yeast thrives off of sugars and a diabetic will have higher sugar levels in their blood.
Antibiotics may cause a mouth yeast infection by killing off too much bacteria at once in your mouth. 

Mouth Yeast Infection Treatments:
Drink cool liquids to cool and soothe the mouth yeast infection.
Rinse your mouth with warm saltwater

Recurring yeast infections or chronic yeast infection is not only annoying but it can also put you at risk of other illnesses like diabetes and chronic urinary tract infection.
Recurring yeast infections are a common problem in diabetics and in those who consume a high sugar diet.
When you have more than four infections in a year, you have a condition known as recurring yeast infection.