But there are caveats. Most of the studies on apple cider vinegar have been fairly small and, in some cases, poorly designed. So the evidence is not particularly strong or definitive, experts say.

Apple cider vinegar dosage depends on the reason you're using it. In general, Ti says, "I recommend 1 teaspoon to tablespoon ACV diluted in 6-8 ounces of warm water before meals." ...