I do have osteoporosis and take calcium as well as Miacalcin. However, I also usually drink a glass of diet cola every day.
Caffeine does decrease bone mass and increase risk of hip fracture.
Sodas have about 40 mg of caffeine per can and brewed coffee about 100 mg per cup. Rebekah Wang-Cheng is a professor of medicine at the Medical College of Wisconsin. Not all questions will be answered or acknowledged. Questions may be edited for space limitations and style. Ca antacids are cheap and they taste good.