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For example, the presence of phytic acid in cereals and oxalic acid in green leafy vegetables can cause calcium to precipitate as calcium phytate and calcium oxalate, which are insoluble compounds 3. However, an inappropriate diet can decrease the bioavailability of calcium. The primary source of calcium is dairy products, including milk and its by-products like cheese and condensed milk, followed by other sources like cereals and tofu 2. Calcium enters the circulation through food or calcium supplements, and a dynamic balance is maintained between blood and bone calcium 1. Calcium deficiency can cause conditions like osteoporosis, rickets, epilepsy, and anemia. Calcium is an important micronutrient widely believed to affect bone health and human metabolism. You may report side effects to the FDA at 1-80. If you have questions about side effects, call your doctor. These are not all of the side effects that may occur. Help if any of these side effects or any other side effects bother you or do not go away: However, many people have no side effects or only have minor side effects. Tightness in the chest or throat trouble breathing, swallowing, or talking unusual hoarseness or swelling of the mouth, face, lips, tongue,Īll drugs may cause side effects. Signs of an allergic reaction, like rash hives itching red, swollen, blistered, or peeling skin with or without fever wheezing.Tell yourĭoctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect: WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Some dosage forms listed on this page may not apply to the brand name Oyster Shell Calcium with Vitamin D.Īpplies to calcium / vitamin d: oral capsule, oral liquid, oral packet, oral powder, oral tablet, oral tablet chewable, oral wafer. Note: This document contains side effect information about calcium / vitamin d. Oyster Shell Calcium with Vitamin D Side Effects
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