what are the symptoms of not having enough stomach acid?
['Heartburn. ... ', 'Trouble Digesting Meat. ... ', 'Gas and Bloating After Eating. ... ', 'Food Allergies and Intolerances. ... ', 'Nutritional Deficiencies. ... ', 'Skin Problems Such as Acne. ... ', 'Leaky Gut Syndrome. ... ', 'Undigested Food in Stools.']