Paul Saladino· MD
it's hard to test stomach acid sometimes they have this little pill you can drop into the stomach and test stomach acid but there's not an easy test some of you will like what do they do like eat baking soda or something or you take that hcl pills and see when you start to feel warm in your stomach i don't know which is what you drink apple cider vinegar and it's more like a hydrochloric acid test