The Dr. Hyman Show

What If We Got Sunlight All Wrong? The Truth About Vitamin D & Chronic Disease

126 snips
Jul 14, 2025
Is sunlight really the enemy? The discussion reveals the critical benefits of vitamin D, linking it to immunity, mood boosts, and even longevity. With over 80% of people deficient, the consequences can be dire, including increased risks of chronic disease. The conversation also highlights the dangers of chemical sunscreens, advocating for safer alternatives and the importance of magnesium in health. Simple daily sun exposure and proper supplementation might just be the keys to reclaiming your wellbeing.
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INSIGHT

Vitamin D's Essential Role

  • Vitamin D from sun exposure is essential for mood, energy, thyroid, cancer protection, and immunity, including COVID resistance.
  • Avoiding sun entirely or overusing sunblock causes vitamin D deficiency and related health issues.
INSIGHT

Optimal Vitamin D Levels Higher

  • Optimal vitamin D blood levels are around 45-50 nanograms/ml, not the common lab reference of 20.
  • Many people need 2,000 to 10,000 IU daily supplementation to reach optimal health levels safely.
ADVICE

Test and Supplement Vitamin D

  • Test your vitamin D levels to know your status and tailor supplementation appropriately.
  • Supplement with vitamin D3 rather than D2 and consider 2,000 to 5,000 IU daily.
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