One vitamin that opens blood vessels and improves circulation
Vitamin B3 (Niacin / Nicotinic acid) is the classic vitamin famous for opening small blood vessels. How It Works Cutaneous Vasodilation: Niacin triggers the release of prostaglandins, causing superficial blood vessels (capillaries near the skin) to dilate. The “Flush”: This exact mechanism creates the signature niacin flush—sudden warmth, redness, and a tingling sensation across the … Read more