As you probably know it will take same time to see first results. An apple cider vinegar is a very efficient natural ingredient that can effectively treat yeast infections; it is especially useful to get rid of vaginal yeast infections.
But of course such methods will not help if your lifestyle is poor. You should change your diet and take care about your body not only inside but outside as well. Less sugar and more fruits and vegetable will not only make you feel slimmer but also much healthier. Using apple cider vinegar together with a better diet should give you expected positive results.