Why Does Vitamin B3 Cause Flushing? A Detailed Explanation
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4 min read
Up to 90% of individuals taking high quantities of immediate-release vitamin B3, also known as nicotinic acid, may experience a harmless but uncomfortable reaction called a 'niacin flush'. This side effect, characterized by skin redness, warmth, and itching, is a result of a complex biochemical chain reaction within the body.
