10 Benefits of Apple Cider Vinegar Twice a day, drink a mug of very hot water, 1 Tablespoon each of Raw, Unfiltered Apple Cider Vinegar & Raw Honey. Pinner claims: Within two weeks, the arthritis in my feet almost disappeared; had more energy; rarely ever needed to take heartburn medicine; hair grew in thicker; nails became harder & stopped peeling, & started thinking more clearly! The brain fog that had really started interfering with my life was gone, and I could function and focus again.