A question that people often ask is why should we bother with alkaline water, when stomach acid will simply cancel out the higher pH level. The answer is a little long winded, but simple to follow. This article attempts to explain just why alkaline water is indeed beneficial to your body, despite being faced with strong hydrochloric acid at its first hurdle. The hydrochloric acid in our stomach has a pH level of between 2 and 4, compared to alkaline water which has a level of more than 7.