Testosterone and vitamin D

Covers how vitamin D status may relate to testosterone levels, energy, mood, and overall hormonal health in men. Learn when to test, how to supplement safely, and how optimizing vitamin D can support performance and long-term wellness.

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The essentials for testosterone and vitamin d — then explore the latest posts below.

Can Vitamin D impact testosterone?

Can Vitamin D impact testosterone?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Oct 28, 2025 · 14 min read

Vitamin D can modestly raise testosterone in men who are truly vitamin D–deficient (25‑hydroxyvitamin D

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