Andrew Huberman· PhD
And if you have deficient vitamin D and you replace it, then you will optimize your testosterone.
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The evidence is convergent. Multiple independent sources reach the same conclusion, the underlying mechanism is well-characterized, and even the field's most cautious voices treat it as worth doing.
And if you have deficient vitamin D and you replace it, then you will optimize your testosterone.
Every Sunday: the week’s new conflicts and verdict changes — and nothing else.
Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
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Vitamin D deficiency is repeatedly associated with low testosterone in men and supplementation can increase male hormones.