Many reports are circulating on social media on washing hands with apple cider vinegar or drinking large quantities of it to protect against COVID-19 infection. These are unsubstantiated. Washing hands with soap and water or alcohol-based sanitizer are what works in getting rid of the virus from our hands. Eating a balanced diet helps build immunity and consuming specific products to boost immunity does not really help. Consuming large quantities of ACV can have its own side effects.