Apple cider vinegar has many known uses for health benefits along with some beauty aids for both your skin and hair. Apple cider vinegar can help regulate glucose levels a key with diabetes sufferers. Apple cider vinegar can also help you lose weight. Here’s why: The acetic acid suppresses your appetite, increases your metabolism, and reduces water retention. Scientists also theorize that apple cider vinegar interferes with the body’s digestion of starch, which means fewer calories enter the bloodstream.