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Can taking niacin be harmful?

Niacin does have risks. It can cause liver problems, stomach ulcers, changes to glucose levels, muscle damage, low blood pressure, heart rhythm changes, and other issues.

What are the dangers of taking niacin? However, all of these side effects tend to fade over time. Risks. Niacin does have risks. It can cause liver problems, stomach ulcers, changes to glucose levels, muscle damage, low blood pressure, heart rhythm changes, and other issues.

What are the long term side effects of niacin? Commonly reported side effects of niacin include: pruritus, nausea, and flushing. Other side effects include: skin rash, and vomiting.

What can happen from taking too much niacin? Too much niacin can lead to circulatory collapse, palpitations, abnormal heart rhythms, reduced white blood cell count, excess clotting, and the potential for long-term heart disease. Digestive system and stomach. Nausea, vomiting, diarrhea and abdominal pain are common with excess niacin intake.

Does niacin really help lower cholesterol? Niacin, one of many natural cholesterol lowering supplements, can help in reducing cholesterol by increasing HDL cholesterol levels, or good cholesterol levels.