Dangerous effects of too many vitamins, says MD – Eat this, not that


We’ve all been told that taking vitamins is a good thing, but is it really? It depends who you talk to. While many people can get the nutrients they need through a balanced diet, vitamin deficiency is a real problem for others and supplements can be a solution. That said, there are harmful side effects to consider Dr. Bayo Curry-Winchell, Medical Director of Emergency Care and Physician, Carbon Health and Saint Mary’s Hospital tells us and before taking any vitamins, please consult your physician first. Read on and to ensure your health and the health of others, don’t miss these Sure signs you’ve already had COVID.


Dr. Curry-Winchell points out “Above all else, be sure to discuss the vitamins you are taking with your healthcare provider. There is a myth that vitamins cannot cause harm. However, they can if they are taken in large amounts or with medications or specific health conditions, including pregnancy. So be careful!”

vitamins and supplements

Dr. Curry-Winchell says, “Your body gets several vitamins such as A, C, D, E, and K from the food you eat every day. In addition, your body naturally makes vitamin D and K. Therefore , consuming too much can cause health problems and complications that otherwise would not have been present.”

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Dr. Curry-Winchell shares, “Vitamins aren’t regulated by the FDA for their safety, efficacy, or marketing practices until they land on your local grocery store shelves.”

Sick woman who coughs, who has hiccups.

Dr. Curry-Winchell explains, “Believe it or not, there are too many vitamins! Taken in large amounts, vitamins can be harmful. Because your body gets most of its vitamins from your diet and naturally produces D, and K — an extra dose can lead to complications and serious health issues.”

The Mayo Clinic states, “Vitamin D toxicity, also called hypervitaminosis D, is a rare but potentially serious condition that occurs when you have excessive amounts of vitamin D in your body. Vitamin D toxicity is usually caused by high doses vitamin D supplements – not through diet or sun exposure This is because your body regulates the amount of vitamin D produced through sun exposure, and even fortified foods do not contain large amounts vitamin D. The main consequence of vitamin D toxicity is a buildup of calcium in your blood (hypercalcemia), which can cause nausea and vomiting, weakness, and frequent urination.Vitamin D toxicity can progress to bone pain and kidney problems, such as the formation of calcium stones.


“Make no mistake about it, a manufacturer can misrepresent the content and effectiveness of the vitamin they are selling,” warns Dr. Curry-Winchell.


Dr Curry-Winchell says: “Too much vitamin A is associated with several conditions such as nausea, vision changes, headaches and difficulty with coordination. High intakes of vitamin A during pregnancy have been associated with birth defects and may interact with certain medications.”

Man at home having headache in front of laptop

Dr. Curry-Winchell reminds us, “It is important to remember that vitamin C is naturally available through a healthy diet. If you ingest a high dose of vitamin C, it can lead to several adverse effects such as headache, vomiting, and stomach cramps.

Heather Newgen

Heather Newgen has two decades of experience reporting and writing about health, fitness, entertainment and travel. Heather is currently a freelancer for several publications. Read more


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