With all the benefits and different uses of apple cider vinegar you must be prepared for some dangers if used incorrectly.
- Undiluted apple cider vinegar may damage the esphagus and other parts of the digestive tract.
- May damage your teeth and enamel if sipped.
- Excessive consumption has been linked with low blood potassium levels and low bone mineral density.
- Here's a no brainer, if your allergic to apples stay away from apple cider vinegar.
- Vinegar applied to the skin may cause scaring and burns.
- Excessive doses can cause damage to the stomach, duodenum and liver in animals.
- Could increase the toxicity of drugs such as Lanoxin (dogoxin), insulin, laxatives and diuretices such as Lasix (furosemide).
"The quality of apple cider vinegar tablets will vary. A 2005 study compared eight brands of apple cider vinegar supplements and found that the ingredients didn’t correspond with the ingredients listed on the packaging, and that the chemical analysis of the samples led researchers to question whether any of the products were actually apple cider vinegar or whether they were just acetic acid." WEBSITE
What I recommend is brushing your teeth before you drink the apple cider vinegar and brush immediately after. That way you can try to be more protective of the enamel on your teeth and help prevent teeth damage.
Other than that, use everything in moderation. Too much of any one thing isn't good for your health. There's many options out there optimal health. Explore them all and find what works best for your body and needs.