\u25b6 Apple Cider Vinegar for Hot Flashes - How to Use Apple Cider Vinegar for Hot Flashes FAST RELIEF - YouTube. My review......I use 1 tbls a day followed by a large glass of water to chase. Hot flashes and sweats are gone and I am sleeping all night. Amazing!!! Update: apple cider vinegar is still working, now I only need 1 tsp a couple days a week.