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How I Use Vitamin D3 & K2 to Heal Arteries

Thomas Fordham Brewer MD MPHMarch 26, 20261h 2m
In a Nutshell

Vitamin D3 (target 50-90 ng/mL via 4,000-8,000 IU/day, test and adjust) supports artery health by regulating blood pressure, boosting nitric oxide, reducing inflammation, and improving insulin sensitivity. Vitamin K2 (≥400 mcg MK4 or equivalent MK7 daily, avoid low-dose combos) activates matrix GLA protein to prevent arterial calcium buildup, stabilizes plaque, and enhances insulin resistance without "pulling calcium out." Together they promote stable, rupture-resistant plaque but require lifestyle changes (low-carb diet, exercise, sleep) for full effect; test levels, take separately to avoid overdosing D3.

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Most people take D3 and K2 completely wrong. Dr. Ford Brewer and Dr. Vega may have contributed to confusion with a popular short video that left important details unsaid. Today, they explain how D3 and K2 work, interact, why most underdose one due to combination setups, why combo pills cause trouble, and how to use them to protect arteries.

Dr. Ford Brewer has a long history in preventive medicine, started at Johns Hopkins, ran the program teaching other docs. Dr. Jesus Vega is well trained in preventive medicine.

Everybody hates clickbait, but everybody clicks on it. They aim to provide information nobody else gives. Start with why D3 helps artery health beyond bones.

D3 acts more like a hormone than a vitamin, with receptors throughout vascular system, arteries, heart muscle, artery walls, and immune cells involved in cardiovascular inflammation.

  • Calms blood pressure via built-in regulation system like a thermostat; low D3 keeps vessels tighter, pressure higher.
  • Helps inner lining (endothelium, one cell thick with glyocalyx) make more nitric oxide to relax and open artery walls, reducing stiffness and stickiness to cholesterol and white blood cells.
  • Cools inflammation, shifts immune system from chronic low-grade fire driving plaque growth and instability.
  • Improves insulin response; better blood sugar control reduces plaque growth damage and stabilizes plaque.

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