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Doctor insights on: Can Too Much Calcium Cause Kidney Stones

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Why r my calcium levels normal, while my ionized calcium levels are high? I have bone pain, fatigue, kidney stones. I don't know pth level, or vit. D.

Why r my calcium levels normal, while my ionized calcium levels are high? I have bone pain, fatigue, kidney stones.  I don't know pth level, or vit. D.

Half if calcium: In the blood is bound to proteins and inactive. The other, active, half is the ionized or free calcium, which is what really does the heavy lifting and is more accurate cllinically. You really need the other lab and a good endocrinologist. ...Read more

Dr. Sewa Legha
64 doctors shared insights

Kidney Stones (Definition)

Seriously- renal stones are the result of postive and negatively charged particles in urine binding together and precipitating as solids- most frequently as calcium- oxalate. This happens most often when the urine is concentrated- ie when you are dehydrated. And trying to pass these stones from the kidney to the bladder is incredibly painful. ...Read more


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Ionized Calcium 4.65, PTH 133, Calcium 10.3, Vitamin D 7, Phosphorus 4.9, recurrent Kidney stones. Thyroid lobe, two parathyroids removed in 2004.

Ionized Calcium 4.65, PTH 133, Calcium 10.3, Vitamin D 7, Phosphorus 4.9, recurrent Kidney stones. Thyroid lobe,  two parathyroids removed in 2004.

Uncertain: These test results don't add up to a straight forward answer. However, I would be concerned about the possibility of recurrent primary hyperparathyroidism. You should take Vit D to eliminate Vit D deficiency as a cause for high PTH levels. Once this is done, if you still have high PTH with high calcium levels, you have recurrent primary HPTH and will need surgery again. ...Read more

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If i take too much calcium will i develop signs and symptoms of kidney stones?

If i take too much calcium will i develop signs and symptoms of kidney stones?

You may not...: Kidney stone formers often have elevated levels of calcium in the urine and calcium lowering medications can help them. However, reducing calcium in the diet is not recommended and does not seem to prevent stones. Excessive intake may predispose to stones, but there is no evidence that it will cause them. If you have a prior history of stone, taking the regular usrda of calcium is recommended. ...Read more

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Can excess calcium cause kidney stone?

Can excess calcium cause kidney stone?

Yes and no: Most kidney stones are due to calcium stones. For that reason, taking too much calcium increases your risk of a kidney stone. However, we cannot predict if someone will get a stone. Some people with higher calcium levels will not get stones while somebody with lower calcium levels can get stones, so it is hard to say if excess calcium will cause a kidney stone. ...Read more

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Can taking calcium supplement (600 mg) cause kidney stones?

Can taking calcium supplement (600 mg) cause kidney stones?

Not, but...: For average young healthy persons, calcium supplement is virtually unnecessary, but people buy and use it indiscriminately out of ignorance, anxiety, & fear, and a 600 mg of calcium would not incite stone formation except someone already being prone to develop urinary stone, i.e., genetic factor, for which we do not have scientific means to detect its strength. More? Ask experts timely. ...Read more

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Will my Calcium/Vit D supplement cause more kidney stones? Some were really dark, some off white?

Will my Calcium/Vit D supplement cause more kidney stones? Some were really dark, some off white?

Unlikely : for most calcium oxalate stone formers, it is unlikely that calcium intake in general and calcium supplementation in particular will increase the incidence of stone formation ...Read more

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Will calcium supplements cause kidney stones? I am taking 2mg at night I am supposed to take it twice a day thats 4mg?

Will calcium supplements cause kidney stones? I am taking 2mg at night I am supposed to take it twice a day thats 4mg?

Talk to your doctor: Many people believe that calcium is better to take at nighttime. You only need to take if once a day. 4mg is more than yuu need. Calicum is important for our bone , heart and muscle health. Please talk to your doctor about taking calcium suppliments if you are having kidney problems. ...Read more

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I have blood and calcium deposits ib my urine, I have not been hurting, what is a cause of this other than kidney stones?

I have blood and calcium deposits ib my urine, I have not been hurting, what is a cause of this other than kidney stones?

Need urologist: Painless gross hematuria (blood in urine) should be evaluated by a urologist. There are numerous things that can cause blood in the urine...Stones, infection, enlarged prostate, kidney diseases, cancer. You should be evaluated by a urologist to find the source of the blood. ...Read more

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I get kidney stones but I am also very low on active vitamin d. Will taking active vitamin d cause an increase in calcium thus more stones?

I get kidney stones but I am also very low on active vitamin d. Will taking active vitamin d cause an increase in calcium thus more stones?

D3 and stones: Vitamin D3, when activated by the liver and kidney, does enhance calcium absorption across the intestine. So, your kidney's excretion of calcium may increase. It is essential to know why you form stones. The standard prevention is high intake of citrate and fluids - get citrate from ReaLemon extract, 5 tblspn / day - and drink 4 liters fluid per day, avoid salt, reduce meat. Add 1000 IU D3/day. ...Read more

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Kidney (Definition)

The kidneys are paired organs that lie on either side of the vertebral column. Part of their critical functions include the excretion of urine and removal of nitrogenous wastes products from the blood. They regulate acid-base, electrolyte, fluid balance and blood pressure. Through hormonal signals, the kidneys control the ...Read more


Kidney Stone (Definition)

Solutes precipitate and combine to form stones formed of calcium oxalate usually around a nidus of uric acid. Other solutes that form stones are ca and mg phosphates, cystine, and uric acid staghorn calculi form in the presence of chronic urinary tract infections. Stones can be painful, may require ...Read more