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Niacin to boost your HDL, 'good,' cholesterol

Content What is niacin? What impact does niacin have on cholesterol? What else can be done to increase HDL? What side effects are associated with taking high doses of niacin? Who might consider taking niacin?

What side effects are associated with taking high doses of niacin?

High-dose niacin can cause stomach upset and make your skin flush or itch. More importantly, niacin can increase your risk of:

  • High blood sugar levels or type 2 diabetes
  • Infection
  • Liver damage
  • Stroke
  • Bleeding

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