Go to Top

Maitland Chiropractor Vitamin D

Vitamin D is essential for promoting calcium absorption in the gut and maintaining adequate blood calcium and phosphate concentrations enables normal growth of bone.  It is needed for bone growth and bone remodeling. Without sufficient vitamin D, bones can become thin, brittle, or misshapen. Vitamin D sufficiency prevents rickets in children and osteomalacia in adults. Together with calcium, vitamin D also helps protect older adults from osteoporosis.
Vitamin D has other roles in human health, including control of neuromuscular and immune function and reduction of inflammation. 
Maintaining proper Vitamin D levels has been reported to improve immune function, improved insulin regulation, reduced hypertension and reduced risk of certain cancers.

Sunscreens, especially those with SPF ratings greater than 8, effectively block synthesis of vitamin D in the skin. However, people that use such sunscreens regularly vitamin D deficiency can be avoided by dietary intake.

Vitamin D supplementation can have great benefits it should be done only under the supervision of a physician who can monitor laboratory tests and recommend proper dosage.  Taking too much Vitamin D can have serious side effects.

Vitamin D Drug Interactions

The following medications increase the metabolism of vitamin D and may decrease serum D levels: Phenytoin (Dilantin), fosphenytoin (Cerebyx), phenobarbital (Luminal), carbamazepine (Tegretol), and rifampin (Rimactane).

The following medications should not be taken at the same time as vitamin D because they can decrease the intestinal absorption of vitamin D: Cholestyramine (Questran), colestipol (Colestid), orlistat (Xenical), mineral oil, and the fat substitute Olestra. The oral anti-fungal medication, ketoconazole, inhibits the 25(OH)D3-1-hydroxylase enzyme and has been found to reduce serum levels of 1,25(OH)D in healthy men . The induction of hypercalcemia by toxic levels of vitamin D may precipitate cardiac arrhythmia in patients on digitalis (Digoxin).

Vitamin D toxicity: Excessive exposure to sunlight does not lead to overproduction of vitamin D. Vitamin D toxicity is the result of overdosing on vitamin D supplements. Don’t do this! Ingestion of large quantities of vitamin D over periods of weeks or months can be severely toxic to humans and animals. In fact, baits laced with vitamin D are used very effectively as rodenticides.



, , , , , , , , , , , ,

Leave a Reply

Your email address will not be published. Required fields are marked *