What's in a glass of alkaline water for your stomach? Great Health! The pH of the stomach is normally acidic, with a pH level close to 2.5. The intestines pH is alkaline, around an 8.3 pH. Acidic drugs, foods and drink can upset the pH balance of the intestines and stomach, and when they do, the result is gastrointestinal problems such as heartburn, acid indigestion and ulcers. Alkaline water has been shown to provide several benefits to the digestive tract. Water with an alkaline pH balance raises the pH of the stomach, helping to counter the excess acidity that leads to an upset stomach. In the intestines, alkaline water provides the correct... read more >>