Definition of common for Students. 1  1 : affecting, belonging to, needed by, or used by everybody for the common good a common room. 2  2 : shared by two or more individuals or by the members of a family or group a common ancestor. 3  3 : 1general 1 common knowledge. 4  4 : occurring, appearing, or used frequently a common sight a common name.
1 Apple cider vinegar is highly acidic. 2  The main ingredient is acetic acid, which is quite harsh. 3  You should always dilute it with water or juice before swallowing. 4  Pure, straight apple cider vinegar could damage your tooth enamel or the tissues of your mouth and throat. Apple cider vinegar is highly acidic. 2  The main ingredient is acetic acid, which is quite harsh. 3  You should always dilute it with water or juice before swallowing. 4  Pure, straight apple cider vinegar could damage your tooth enamel or the tissues of your mouth and throat.
Because apple cider vinegar is acidic, make sure to dilute it with water or juice before taking it. You should also make sure to take apple cider vinegar supplement tablets with a lot of water as it can corrode mucosal surface of the esophagus if stuck there. Apple cider vinegar can also damage tooth enamel.ecause apple cider vinegar is acidic, make sure to dilute it with water or juice before taking it. You should also make sure to take apple cider vinegar supplement tablets with a lot of water as it can corrode mucosal surface of the esophagus if stuck there. Apple cider vinegar can also damage tooth enamel.