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At its nominal value, it may seem that taking more food supplements will result in better overall health. However, many people underestimate the potential of Side effects associated with vitamins. When you take or combine certain supplements, you can therefore undergo serious organ problems. The stomach and gastrointestinal tract are generally affected, in addition to the liver and kidneys.

According to National Health Institutes (NIH), the side effects of the supplements are most likely to occur if you take them in high doses, take many supplements at the same time or take them instead of your prescribed drugs.

"Many supplements contain active ingredients that can have strong effects on the body," write NIH experts. "Always pay attention to the possibility of a bad reaction, especially when you take a new product."

Wondering what supplements are most likely to cause symptoms of serious stomach? These are the nine vitamins to chat with your medical team, say the doctors.

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Your The body needs iron To make hemoglobin, a protein found in the red blood cells that helps transport oxygen from your lungs to the rest of your body. When you don't get enough, you can develop iron anemia, which can cause a range of symptoms, including fatigue, weakness, dizziness, heart palpitations, etc. However, iron supplements can come with their own drawbacks, especially if you take them in a high dose.

"Iron supplements are commonly used to treat and prevent iron deficiency anemia, but they can be hard on the lining of the stomach and cause nausea, constipation or stomach cramps," said Raj dasgutta , MD, chief medical advisor for Fortune recommends health .

David D. Clarke , MD, a certified doctor from the board of directors specializing in internal medicine and gastroenterology and president of the Association of psychophysiological disorders , recommends speaking with your doctor before starting an iron supplementation diet. He notes that you are most likely to feel side effects when you take iron more than 17 mg per day.

According to Nih , 22% of men and 32% of women regularly take food supplements containing calcium. In addition to improving bone health, it can also make the heart , muscles and nerves.

"Calcium supplements are ideal for supporting bone health and preventing osteoporosis, but they can sometimes cause digestive problems such as constipation or bloating," said Dasgupta. "Calcium carbonate supplements, in particular, can cause stomach and gas ailments, especially when taken in large doses."

How much is too? Clarke says that doses greater than 1,500 mg per day are the most likely to damage your stomach or cause gastrointestinal symptoms. It is also important to take into account food calcium when calculating your total.

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Magnesium serves a range of important ends in the body. "He is involved in more than 300 chemical reactions in the body . Muscles need this mineral to contract; The nerves need it to send and receive messages. This allows you to beat your heart regularly and your strong immune system, "writes Harvard Health Publishing .

DASGUPTA says magnesium is probably safe when caught by mouth in the recommended daily quantities. However, most people can get all Magnesium they need through their diet by eating whole grains, green leafy vegetables , beans, nuts and fish. Adding an additional supplement could cause stomach problems.

In particular, consumption too much "can potentially cause stomach aches, nausea, diarrhea, vomiting and bloating," warns Dasgutta.

Vitamin C, found in citrus fruits, kiwi fruits, tomatoes, peppers and other fruits and vegetables, is good for stimulate metabolism and immunity. However, this can also damage your stomach when consumed in excess.

"Too much can irritate your stomach lining, causing diarrhea, nausea or abdominal cramps," said Dasgutta. "If you already have stomach pain, the acid nature of vitamin C can worsen things, especially when fasting . ""

Since many brands of vitamin C supplements sell their high -dose products, this is a somewhat common problem. Clarke says that taking doses of more than 1,000 mg per day can cause abdominal pain and diarrhea.

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Fat, fatty fish, avocados, chia seeds and nuts are all good food sources of omega-3 fatty acids. Many people also take supplements of fish oil, which can make sure you reach your quota without adding mercury to your diet.

However, Dasgupta says that fish oil can cause stomach aches in some individuals. "Fish oil is rich in omega-3 fatty acids, which makes it beneficial for the heart and Reduce inflammation , but that could cause nausea, indigestion or diarrhea, especially in high doses, "he said.

Green tea extract (GTE) is often announced as a remedy supplement that can lower blood pressure, improve cholesterol, turn off heart disease, reduce the risk of cancer, etc. However, this can also cause stomach problems, says Dasgupta.

"Green tea extract is rich in antioxidants and even Vailed for weight loss , but caffeine can increase the production of stomach acid and irritate the mucosa of the stomach, potentially causing nausea or digestive problems, even liver damage in extreme cases, "he warns.

Vanderbilt University Medical Center Add that some people taking supplements of green tea extract experience "nausea, vomiting, diarrhea, abdominal pain and GI bloating". They add: "GTE consumption on an empty stomach increases bioavailability and can be associated with increased side effects."

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Many people who take probiotics To improve their intestine, do not realize that at least at first, they can cause the opposite effect. AE0FCC31AE342FD3A1346EBB1F342FCB

"Probiotics support intestinal health by equalizing a healthy intestinal biome and improving digestion, but they could initially cause temporary digestive problems such as gas, bloating and stomach aches in some people, especially when they are New to take them, "explains Dasgupta.

Vitamin A, also known as retinol or retinoic acid, is an antioxidant which is important for cell division, growth, vision, reproduction, immunity and health health. You can get vitamin A thanks to your diet by eating liver, fish, eggs, dairy products and a range of fruits and vegetables, including green leafy vegetables, tomatoes, peppers, Cantaloups and mangoes.

But if you consume too much, either by your diet or your supplements, you may experience gastrointestinal symptoms. These may include nausea, loss of appetite, irritability, vomiting, abdominal pain and diarrhea, says Dasguta.

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Aspirin is technically a drug, not a food supplement. However, some people take daily aspirin at low doses or other non-steroid anti-inflammatory drugs (NSAIDs) such as ibuprofen as well as their supplement diet to reduce their risk of heart attack, stroke or blood clots .

Clarke warns that even in reduction of 81 mg of doses, this can cause potentially serious stomach problems. According to Johns Hopkins Medicine , aspirin can "irritate your stomach lining and can trigger gastrointestinal upheavals, ulcers and bleeding. And, because it has frightened your blood, it can be dangerous for people who run a more risk high of bleeding ".

"It is important to note that these side effects are more likely to occur with high doses or long -term use of supplements," explains Clarke Better life. "Consultation with a health care provider is recommended before starting any supplement scheme."

Best Life offers the most up -to -date information for high -level experts, new research and health agencies, but our content is not supposed to replace professional advice. Regarding the medication you take or any other health issue you have, always consult your health care provider directly.