But those are the ends of the spectrum, and the vast amount of calcium is somewhere in the middle.
And why has no consistent link been found between the amount of calcium people consume and protection against osteoporosis?
The diuretics may reduce bone loss by reducing the amount of calcium excreted in the urine, the researchers theorize.
The parathyroid gland helps regulate the amount of calcium in the blood.
Ultimobranchial glands produce the hormone calcitonin, which reduces the amount of calcium in the blood.
The recommendation is that women under 65 who eat a well balanced diet are probably getting the right amount of calcium, namely 1000-1500mgs a day.
What you eat and drink, from childhood on, is critical to the amount of calcium in your bones.
Calcium citrate, found in Citracal, may be more easily tolerated and taken any time, though it contains only half as much calcium as a comparable amount of calcium carbonate.
Absurd, says the dairy industry: you'd need seven servings of cooked broccoli or eight medium bags of peanuts to get the same amount of calcium as in a 200ml glass of milk.
Clinical studies by Dr. Rumberger and others have shown that the amount of calcium that is detected by scanning, known as the "calcium score," can reliably predict heart-attack risk.
The recommendation to each osteoporotic patient regarding calcium and vitamin D supplements depends on various parameters of calcium metabolism, like blood level of vitamin D and the amount of calcium lost in the urine.
