Niacin (vitamin B3) is a very important nutrient for your body. It has many health benefits, along with several side effects if you take large doses.

Taking a high dose of self-prescribed over-the-counter (OTC) niacin injures specific cell type, and can lead to vision loss, reports a new study. Niacin, also known as vitamin B3, is used for ...

Pre-treat with aspirin: Taking a low dose of aspirin 30 minutes before niacin can help minimize flushing by reducing the dilation of blood vessels. Niacin can be obtained through diet because it ...

Very high doses of 1,000 to 3,000 mg or more of niacin can cause more serious side effects, such as liver damage, decreased blood pressure, dizziness, fatigue, nausea, heartburn, or blurred vision.

B vitamins can be confusing. There are eight of them, and some numbers are skipped. B vitamins consist of: B1, B2, B3, B5, B6, B7, B9, and B12. B12 (cobalamin) is usually the vitamin that gets all ...

The AIM-HIGH investigators aimed for the lofty target of proving the beneficial effects of niacin therapy. They did not succeed. The AIM-HIGH (Atherothrombosis Intervention in Metabolic Syndrome ...

Although niacin might still be relevant for particular patient groups (e.g., patients at high risk for vascular events who have high levels of LDL cholesterol), any potential benefits should be ...

If you take high doses over a long period of time, niacin can damage the liver. Takeaways Vitamin B complex is a group of vitamins that are vital for your health and your development.

High doses of niacin can cause the skin to flush, and people may experience an itching or hot, prickly sensation on the skin. Although it may seem like an allergic reaction, it is not.