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Excess protein or phosphorus consumption causes the body to excrete calcium.

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Q: What are some factors that factors that decrease calcium absorption?
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Does parathyroid hormone decrease calcium absorption from the gut?

In general, it increases calcium in the blood by increasing bone resorption. The exception is when pth is given in spiked pulses, which is the case in some medications (forteo, a pth analogue) which can paradoxically decrease bone resorption.


How antacids effect most drugs?

Some drugs absorption depends on stomach acidity. If you use antacids, it might decrease (or increase) its absorption. Some antacids contain calcium that binds with some drugs (so will cancel its effect and absoprtion).


What are some problems that elderly people might have as a result of decreasing hormone production?

They have a decrease in Vitamin D which inhibits the absorption of calcium in their bones which in turn leads to bone loss or osteoporosis.


What factors reduce iron absorption?

The foods which decrease iron absorption are some soy-based foods, calcium foods, beverages containing caffeine and tannin (do not take within 2 hours of taking iron). Do not use allspice and bayberry spices.


What are some factors that cause a decrease in the cost of production?

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What are some abiotic factors in a tropical ocean?

Some abiotic factors of the ocean are salt, calcium, water, sand, methane,rocks,or underwater caves.


Can you take iron supplements with calcium supplements?

If you are taking individual iron and calcium supplements, they should not be taken together. Some research suggests that calcium could have an effect on iron absorption, though other inhibitory factors, such as phytate, might also be factors.


What factors determine height?

Some factors that determine is diet & exercise. The more calcium you eat, the better chance you have of being tall.


What vitamin and mineral supplements should not be taken together?

Some interactions between vitamins may lead to its poor absorption. For instance, iron supplements do not go together well with zinc and may also interfere with absorption of vitamin E. Calcium impedes the absorption of iron that's why they should not be taken together.


What happens if you take too much phosphorous?

One possibility is magnesium and calcium absorption will be reduced since the phosphates salts have low solubility. Phosphates occur in some foods as inositol hexakisphosphate / phytates. Which also reduces iron and zinc absorption.


Regulate blood calcium levels?

Bones have got very large reserve of calcium. So under the influence of calcitonin hormone and parathyroid hormone, the blood calcium level is maintained in very narrow range. Vitamin D is important for absorption of the calcium and also plays some role in maintaining the blood calcium level.


What is the roles of vitamins C K and D?

Vitamin K aides in forming certain proteins, some involved with blood clotting Vitamin D promotes use and absorption of calcium and phosphorus Vitamin C functions is collagen synthesis, is an antioxidant, detoxification, and improves iron absorption