The most common symptoms of low stomach acid are… belching upper belly bloating extra full after eating acid reflux low total protein despite eating sufficient amounts brittle hair & nails You might associate some of these symptoms as being “normal” since you’ve always dealt with them but they are symptoms that we don’t want to ignore. Stomach acid is SO important !! Stomach acid is essential for the proper digestion of food, particularly proteins. It activates pepsin, an enzyme that breaks down protein, ensuring that the body can effectively utilize these vital nutrients.