Product hub · Supplements
Who uses Vitamin D?
3 people we profile have publicly said they use Vitamin D. Each entry quotes them and links the primary source, with the date it was stated or, for an undated page, the date we accessed it. This is reporting, not a recommendation.
Last updated 3 people3 sourced mentionsNo prices, ratings or rankings
Sourced mentions per person
Not medical advice. This page reports what was publicly said, not what you should do. Talk to a qualified clinician before changing your diet, supplements, sleep or exercise.
- Dave Pascoe · item: Vitamin D3 (Life Extension) (previous list)Previous list, not current (page undated; accessed 2026-10-17). Affiliate links on his pageDose (as stated): 8000 IU
“LE Vitamin D3 - 8000 IU”
Source: My Supplement List (davepascoe.net), "PREVIOUS supplements list and timing" section (Section headed "The following is my PREVIOUS supplements list and timing" (page undated)), accessed 2026-10-17 (page undated) [8]No product linkProfile last verified . - Rhonda Patrick · item: Vitamin D (standalone; brand not named)Dose (as stated): about 2,000 IUs
“I'm taking about 2,000 IUs of vitamin D”
As stated in How Dr. Rhonda Patrick Builds Her Supplement Routine (clip from Q&A #71) (Clip transcript; parent Q&A #71 segment "What supplements do you take and when?" starts 00:00:35) [2]No product linkProfile last verified . - Tim Ferriss · item: Vitamin DDose (as stated): not publicly stated
“Vitamin D, yes, although I’m pretty skeptical of like the entire planet having vitamin D deficiency frankly. I do take it though.”
As stated in The Tim Ferriss Show Transcripts: The Random Show, Couch Edition! (#858) (Official transcript on tim.blog (no timestamps)) [2]No product linkProfile last verified .