Make Low-Acid Coffee with this method. Use Espresso or Italian Roast Arabica Beans. If you want, add eggshells to lower acidity even more. Take shells off Hard Boiled eggs only, rinse, dry in oven and crush.
Looking for bladder stomach friendly sources of Vitamin C? Here's a list of low acid, high vitamin C foods provided by Simply Delicious: Low Acid Foods Made Easy. however, bananas are not bladder friendly, they contain too much potassium