Tag: Flushing duration

Research indicates that the typical niacin flush lasts for 30 to 90 minutes for most individuals, though duration can vary based on dosage and supplement type. This article provides a comprehensive overview of how long does a niacin flush usually last, why it happens, and what you can do to minimize its effects.

Affecting a significant number of people who take high doses of niacin (vitamin B3), a niacin flush is a harmless, temporary side effect involving skin redness and warmth. For those new to this supplement, the most pressing question is often **how long does a vitamin B flush last?**