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   What are the side effects of vitamin B3 niacin?

   • Vitamin B-6 — Large daily doses of vitamin B-6 — more than 100 milligrams (mg) — can over time cause nerve damage. Vitamin B-3 (niacin) — High doses can help lower high cholesterol levels, but this should be done only under the supervision of a doctor. Side effects, including severe liver disease, can occur.

   Take Vitamin Supplements with Caution: Some May Actually Cause Harm

   newsnetwork.mayoclinic.org/discussion/take-vitamin-supplements-with-caution-some-may-actually-cause-harm/

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   What happens if you eat niacin too much?

   • If niacin is consumed in high doses through supplements, it can lead to toxicity which can potentially cause digestive symptoms like nausea, vomiting, and even liver damage. Niacin, also known as vitamin B3, is made and used by your body to help convert foods that you eat into the energy you need.

   Why You Need to Be Careful with Vitamin B3 Supplements - Verywell H…

   www.verywellhealth.com/risks-of-too-much-niacin-8602912

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   Is niacin dangerous?

   • In the form of nicotinic acid, niacin is also accessible as a prescription medicine for the treatment of high cholesterol—but do to the potentially dangerous side effects, it’s not as commonly used as it once was. How Much Niacin Is Dangerous?

   Why You Need to Be Careful with Vitamin B3 Supplements - Verywell H…

   www.verywellhealth.com/risks-of-too-much-niacin-8602912

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   What are the symptoms of excessive niacin?

   • One of the more common symptoms of excessive niacin is flushed or red skin, which shows up throughout the body.

   Why You Need to Be Careful with Vitamin B3 Supplements - Verywell H…

   www.verywellhealth.com/risks-of-too-much-niacin-8602912

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2. www.mayoclinic.org › drugs-supplements-niacin › artNiacin - Mayo Clinic

   www.mayoclinic.org › drugs-supplements-niacin › art

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   Aug 10, 2023 · Niacin is a B vitamin that helps your body turn food into energy and keeps your nervous system, digestive system and skin healthy. Learn about the uses, dosages, safety and side effects of niacin, especially for high cholesterol, niacin deficiency and pregnancy.

3. www.verywellhealth.com › risks-of-too-much-niacinWhy You Need to Be Careful with Vitamin B3 Supplements

   www.verywellhealth.com › risks-of-too-much-niacin

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   Mar 6, 2024 · A study found that high levels of niacin, or vitamin B3, can trigger inflammation and damage blood vessels, leading to cardiovascular events. Learn about the sources, benefits, and risks of niacin, and how to avoid toxicity from supplements.

4. newsnetwork.mayoclinic.org › discussion › takeTake Vitamin Supplements with Caution: Some May Actually ...

   newsnetwork.mayoclinic.org › discussion › take

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   Jan 4, 2013 · A study found that taking a multivitamin increased risk of premature death. Some supplements, including niacin, may have side effects such as liver disease or nerve damage.

5. newsroom.clevelandclinic.org › 2024/02/19 › researchResearch Shows Possible Risks of Too Much Niacin

   newsroom.clevelandclinic.org › 2024/02/19 › research

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   CLEVELAND – For years, vitamin B3, better known as niacin, has been added to many of the foods we eat every day. But, new research from Cleveland Clinic shows getting too much can put you at risk for cardiovascular disease. “What we found is that people who are in the top 25% of the population are …. Read More.