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Rapamycin extends mouse lifespan 9–14%
NAD+ precursors reverse aging in humans
Blue-light glasses improve sleep quality
Walking 10 min after meals blunts glucose
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The "Vitamin D Sweet Spot" and Its Relationship To Aging — Whalespan

Content›Video›The "Vitamin D Sweet Spot" a…

The "Vitamin D Sweet Spot" and Its Relationship To Aging

Rhonda Patrick5m · 2013-08-14

Claims Made

12

Claims Supported

12

Support Rate

100%

Support rate

12 of 12 claims supported

12 supported0 partial / not

Claims from this content

10

✓Well SupportedVitamin D influences gene expression by interacting with approximately 20,000-30,000 gene receptors throughout the body.✓Well SupportedVitamin D levels between 40-70 ng/mL were associated with the lowest all-cause mortality in a meta-analysis.✓Well SupportedTarget vitamin D levels for adequate health are often debated between 30-40 ng/mL, with higher levels like 50-60 ng/mL considered optimal.✓Well SupportedTwins with higher vitamin D levels have longer telomeres, corresponding to a five-year difference in biological aging.Well Supported

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Rhonda Patrick on Sauna Use

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A. Volkovreader

4h

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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N. Park

2d

Would love a "what would change this verdict" RSS feed. Sign me up if it exists.

✓

Routinely testing vitamin D levels is recommended to fine-tune supplementation dosage.

✓Well SupportedThe tolerable upper intake of Vitamin D is 4,000 IU.

✓Well SupportedFactors such as sunscreen use, dark skin color, high body fat, and old age can impair vitamin D production from sun exposure.

◐Partially SupportedIncreasing dietary intake, particularly from fish, is the best and safest way to increase vitamin D levels.

◐Partially SupportedDisrupting or increasing vitamin D signaling in animal studies results in premature aging and shortened lifespan.

◐Partially SupportedUVB radiation is the primary source of vitamin D, which human skin and mushrooms can produce.