Owing to reduced absorption of calcium, zinc, iron,
magnesium, and vitamin B12, long -
term antacid use is associated with increased risk for several alarming outcomes: chronic kidney disease (6,7), iron
deficiency (8), hypomagnesemia (low blood
magnesium)(9,10), bone fractures (11,12,13), B12
deficiency (14), pneumonia (15), and dementia (16,17).