Four of them experienced nausea and vomiting, and three of them had a loss of appetite Similar responses to vitamin D megadoses have been reported in other studies. One woman experienced nausea and weight loss after taking a supplement that was found to contain 78 times more vitamin D than stated on the label 13 , Summary In some people, high-dose vitamin D therapy has been found to cause nausea, vomiting, and lack of appetite due to high blood calcium levels.
Stomach pain, constipation , and diarrhea are common digestive complaints that are often related to food intolerances or irritable bowel syndrome.
However, they can also be a sign of elevated calcium levels caused by vitamin D intoxication These symptoms may occur in those receiving high doses of vitamin D to correct deficiency. As with other symptoms, response appears to be individualized even when vitamin D blood levels are similarly elevated. In one case study, a boy developed stomach pain and constipation after taking improperly labeled vitamin D supplements, whereas his brother experienced elevated blood levels without any other symptoms In another case study, an month-old child who was given 50, IU of vitamin D3 for 3 months experienced diarrhea, stomach pain, and other symptoms.
These symptoms resolved after the child stopped taking the supplements Summary Stomach pain, constipation, or diarrhea may result from large vitamin D doses that lead to elevated calcium levels in the blood. Because vitamin D plays an important role in calcium absorption and bone metabolism, getting enough is crucial for maintaining strong bones. Although many symptoms of excessive vitamin D are attributed to high blood calcium levels, some researchers suggest that megadoses may lead to low levels of vitamin K2 in the blood To protect against bone loss, avoid taking excessive vitamin D supplements and take a vitamin K2 supplement.
You can also eat foods rich in vitamin K2, such as grass-fed dairy and meat. Summary Although vitamin D is required for calcium absorption, high levels may cause bone loss by interfering with vitamin K2 activity. In one case study, a man was hospitalized for kidney failure, elevated blood calcium levels, and other symptoms that occurred after he received vitamin D injections prescribed by his doctor Indeed, most studies have reported moderate-to-severe kidney injury in people who develop vitamin D toxicity 9 , 12 , 13 , 14 , 16 , 17 , In one study in 62 people who received excessively high-dose vitamin D injections, each person experienced kidney failure — whether they had healthy kidneys or existing kidney disease Summary Too much vitamin D may lead to kidney injury in people with healthy kidneys, as well as those with established kidney disease.
Vitamin D is extremely important for your overall health. Even if you follow a healthy diet, you may require supplements to achieve optimal blood levels.
Make sure to avoid excessive doses of vitamin D. Generally, 4, IU or less per day is considered safe, as long as your blood values are being monitored. In addition, make sure you purchase supplements from reputable manufacturers to reduce the risk of accidental overdose due to improper labeling.
Read this article in Spanish. This is a detailed review of vitamin D toxicity and how much vitamin D is considered too much. Toxicity is rare, but can occur with extremely high…. On the other hand, if you have a history or family history of cardiovascular disease, it may be important to supplement your diet with vitamin D. The severity of your constipation can be controlled by various means. You can make dietary changes that will help soften your stools. Every morning, consume 2 tablespoons of the mixture along with your regular breakfast.
Increase your intake of fruits and vegetables and go easy on binding foods such as rice and bananas. Check with your doctor for a recommendation of the safest product. Vita Ruvolo-Wilkes was first published in She worked as a certified aerobics and exercise instructor.
As a physician assistant, Ruvolo-Wilkes designed specialized diets for her patients' conditions and has written a monthly health column in the "Montford Newsletter. Monitor the health of your community here. More Articles. Written by Vita Ruvolo-Wilkes. It suggested that higher levels of cardiovascular death occur in people with low levels of vitamin D.
Weiser, M. Patient Guide to Vitamin D Deficiency. The use of calcium and vitamin D in the management of osteoporosis. Ther Clin Risk Manag. Arch Intern Med. Optimal vitamin D status for colorectal cancer prevention: a quantitative meta analysis. Am J Prev Med. Vitamin D and calcium supplementation reduces cancer risk: results of a randomized trial. The American Journal of Clinical Nutrition. Osteoporos Int. On the contrary, it is estimated that we can synthesize only IU of vitamin D in the winter.
The recommended daily intake of vitamin D is IU. We should take at least this dosage, in order, to deal with constipation. Firstly, check your serum vitamin D levels and consult your health care provider. Vitamin D supplementation is considered pretty safe, though. Moreover, vitamin D is beneficial for preventing hair loss , losing weight , protecting bones, boosting immune system, and many more. Above all, have your serum vitamin D levels checked regularly.
Excess amounts of vitamin D can be toxic. Excess vitamin D increases calcium absorption in the gastrointestinal tract beyond the normal range. Extreme levels of calcium can cause nausea, vomiting, muscle weakness, loss of appetite, dehydration, excessive thirst, and kidney stones. Lazy Plant World needs plants.
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