No. If you drink it after two years, it will be poisoned.

The best way to drink homemade apple cider vinegar is to drink it within a week, but after the apple cider vinegar is done, it usually takes about twenty days of fermentation before you can drink it, and you can put it in the refrigerator to keep it sealed.

Apple cider vinegar contains pectin, vitamins, minerals and enzymes, and its acidic ingredients can soften blood vessels, kill germs, enhance the body's immune and anti-virus ability, improve the digestive system, clean the digestive tract, help eliminate the toxins of the joints, blood vessels, and internal organs, regulate the endocrine system, and significantly reduce blood lipids and detoxification of health care functions, and arthritis and gout have a certain degree of efficacy.

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Apple cider vinegar has an acidic flavor, so most people prefer to dilute it when using it. In addition to making it easy to drink, it is also healthier to dilute apple cider vinegar with water. Because apple cider vinegar is very acidic, taking it directly can cause damage to the digestive tract and esophagus.

Don't drink it immediately after eating: don't use apple cider vinegar after a meal as it can reduce the health benefits. The best time to use apple cider vinegar is before breakfast.

NEVER INHALE APPLE CIDER VINEGAR: Apple cider vinegar has many health benefits such as aiding weight loss, improving digestion, and enhancing cardiovascular health. But apple cider vinegar can be harmful to the lungs and may cause a burning sensation in the respiratory tract because it is highly acidic.

Baidu Encyclopedia - Homemade Apple Cider Vinegar