Vitamin D3

This supplement by various has been genuinely recommended 4 times across 2 different shows: Andrew Huberman, Diary of a CEO. The people who vouched for it on air: Alan Aragon, Andrew Huberman, Rhonda Patrick, Stacy Sims. It comes up in conversations about exercise & strength, fasting, gut health, longevity & aging, nutrition & diet. The earliest recommendation we indexed is from Jul 2024 and the most recent from Mar 2026. Every quote below is verbatim, attributed, and linked to the exact second it was said. Sourced expert opinion, not medical advice.

• “Fish oil number one. Number one, vitamin D. Multivitamin. All three very very strong evidence that you're going to slow aging”

  Why it counts as a recommendation: “very very strong evidence that you're going to slow aging”
  Rhonda Patrick · The Diary of a CEO · Mar 202601:26:26

  Said during "Anti-Aging Expert: Stop Touching Receipts Immediately! The Fast Way To Shrink Visceral Fat!". The episode features Dr. Rhonda Patrick: Biomedical scientist and anti-aging researcher who runs the Found My Fitness podcast and newsletter. She translates cutting-edge longevity and metabolic-health studies into practical advice. Anti-aging scientist Rhonda Patrick explains visceral fat, endocrine-disrupting plastics, the supplements that slow aging, and why vigorous exercise beats step counts.

• “I take Lovaza, I take vitamin D, D3. I take a lot. I take 5 to 8,000 IU per day and I get sunlight.”

  Why it counts as a recommendation: “I feel much better. Much better with the”
  Andrew Huberman · Huberman Lab · Mar 202602:29:32

  Said during "The Best Vitality & Health Protocols | Dr. Rhonda Patrick". The episode features Dr. Rhonda Patrick: Biomedical scientist and one of the most trusted public health educators of the past decade, known for translating nutrition, aging, and supplement science. She trained under Dr. Bruce Ames and founded FoundMyFitness. Rhonda Patrick gives a masterclass on exercise, fasting, gut-heart inflammation, and the exact supplements she takes for vitality and disease prevention.

• “So, I do take extra vitamin D3. ... I take 4000 IUs.”

  Why it counts as a recommendation: “I do take extra vitamin D3”
  Alan Aragon · Huberman Lab · Jul 202502:15:36

  Said during "How to Lose Fat & Gain Muscle With Nutrition | Alan Aragon". The episode features Alan Aragon: One of the most influential evidence-based nutrition and fitness researchers, co-author of highly cited studies and reviews on protein, meal timing, and body composition. Known for grounding every claim in peer-reviewed data. Nutrition scientist Alan Aragon debunks fitness myths and reveals what the evidence really says about protein, fasted training, seed oils, and supplements.

• “vitamin D3 really important especially um when we're looking at all the information that's coming out from cardiovascular muscle brain”

  Why it counts as a recommendation: “vitamin D3 really important”
  Stacy Sims · Huberman Lab · Jul 202401:54:33

  Said during "Female-Specific Exercise & Nutrition for Health, Performance & Longevity | Dr. Stacy Sims". The episode features Dr. Stacy Sims: Exercise physiologist and nutrition scientist who is a world expert in training and nutrition specifically for women. She has authored more than 100 peer-reviewed studies and developed female-specific protocols used by professional sports teams. Exercise physiologist Dr. Stacy Sims explains why women need female-specific nutrition and training, from fueling before workouts to heavy lifting in perimenopause.