Three facts about your stomach acids. 1. The hydrochloric acid in your stomach has a ph level between two to 2.5, making it acidic. When you drink water, the hydrochloric acid gets diluted, bringing the ph level up to seven. Thus, it prevents burning sensation. You can sip water throughout the day. 2. Number two, when you eat wrong combination of foods like fruits which are rich in vitamin C mixed with dairy products, the hydrochloric acid in your stomach cannot stop the reaction between these t