This Vitamin May Influence Your Blood Flow and Blood Vessels—Here’s What Science Says

disease, or other causes of persistent leg and foot symptoms.

For most people, obtaining adequate vitamin B3 through a balanced diet is sufficient. High-dose supplements are a different matter and can produce significant side effects, including liver injury.

For long-term circulation and cardiovascular health, attention to physical activity, smoking, blood pressure, cholesterol, diabetes, nutrition, and appropriate medical care is generally more useful than relying on a single vitamin.

Medical disclaimer: This article is for general informational purposes only and is not a substitute for medical diagnosis or treatment. Do not use high-dose niacin to treat cholesterol, peripheral artery disease, or