Anne Truong MDMen's Sexual Health Doctor

ED Pills Barely Working? Check Your Vitamin D #shorts #Viagra #VitaminD #MensHealth

8 Oct 2026 · 1 min

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Dr. Anne Truong explains why ED pills sometimes don't work: endothelial dysfunction reduces blood flow. Vitamin D helps only if you're deficient, not as a quick fix. Randomized trials show mixed results for high-dose supplementation.

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If you've ever taken a blue pill and felt like it barely moved the needle, an underlying endothelial breakdown could be part of the equation. Now here's where most online gurus lie to you and where I want to be completely honest with you as a medical doctor practicing in sexual health over 25 years. Vitamin D is not an overnight cure. When researchers run randomized controlled trials handing high-dose vitamin D to random groups of men, the results are mixed. Why? Because if your vitamin D level's already good, it wouldn't work. So the point is, if you're low, it will work.