Rhonda Patrick

Rhonda Patrick on Vitamin C

Reported use

13 episodes · 31 references · 2014–2025

Based on dated public statements, not confirmation of use today.

Rhonda Patrick has reported taking Vitamin C. Referenced across 13 episodes with 31 total references.

View full Vitamin C page with research, safety, and pricing →
Consumption Evidence (2)
Reported useVitamin C1:47

“During times of exposure to viral illness I supplement with liposomal vitamin C by pure encapsulations.”

This Is Everything Rhonda Patrick Supplements With

Reported useVitamin C1:38

“I take my vitamin C in the evening.”

Rhonda Patrick's EXACT Supplement Routine (doses, timing, & brands revealed)

Benefits (20)

“Supplementation with vitamin c and e actually reduce the incidence of atherosclerotic lesions. This reduction in atherosclerotic lesions corresponded to an increase in plasma levels of vitamin C by 72%.”

Rebuttal to Anti-Vitamin Editorial: "Enough is Enough"

“Fatty acid utilization in the supplemented group was about four times greater than in the vitamin C depleted group. These animal and human studies provide some pretty convincing evidence that vitamin C participates in fat metabolism.”

Vitamin C: Oral vs. Intravenous, Immune Effects, Cancer, Exercise Adaptation & More

“Studies in humans have also shown that vitamin C supplementation can enhance neutrophil function in young men between the ages of 18 and 30 years, as well as in older women.”

COVID-19 Q&A #2 - Antibody-Dependent Enhancement, Cross-Immunity, Immunity Duration & More

“Dr. Pauling was the Nobel Prize winning chemist who found clinical evidence suggesting that high-dose intravenous administration of vitamin C is useful as a supportive treatment for cancer as well as a method for mitigating the side effects of chemotherapy.”

Vitamin C: Oral vs. Intravenous, Immune Effects, Cancer, Exercise Adaptation & More

“Some scientists think there is enough evidence to support increasing the RDA for vitamin C to 200 milligrams per day for adults. This level of intake could elevate tissue levels potentially reducing the risk for chronic diseases such as heart disease, stroke, cancer and metabolic dysfunction.”

Vitamin C: Oral vs. Intravenous, Immune Effects, Cancer, Exercise Adaptation & More

Best practices (3)
Best practiceVitamin C17:07

“Practical solution for this: Eat your greens. Magnesium is high in spinach and kale and other green leafy vegetables, as are vitamin K, calcium, and vitamin C.”

Rhonda Patrick at Orthomolecular Medicine Congress in Bussum, Netherlands (Keynote Oct. 3rd, 2015)

Best practiceVitamin C10:38

“The recommended dietary allowance or RDA for healthy men is 90 milligrams per day. For women it's 75 milligrams per day.”

Vitamin C: Oral vs. Intravenous, Immune Effects, Cancer, Exercise Adaptation & More

Best practiceVitamin C0:38

“Vitamin C we have more, so it's not exact but that was the default that we finally agreed to after multiple meetings and intense discussions.”

CHORIBar in Focus: Affecting Change by "Filling Gaps" & Avoiding Overload

Cautions (5)

“At the other end of the recommendations is the tolerable upper intake limit 2000 milligrams per day, the amount that experts believe reduces the risk of these GI problems.”

Vitamin C: Oral vs. Intravenous, Immune Effects, Cancer, Exercise Adaptation & More

“People who have a deficiency in the enzyme glucose 6-phosphate dehydrogenase are at risk of hemolysis, the rupturing of red blood cells when given high doses of intravenous vitamin c.”

Vitamin C: Oral vs. Intravenous, Immune Effects, Cancer, Exercise Adaptation & More

“Vitamin C could blunt the beneficial training adaptations that reactive oxygen species might induce such as increased mitochondrial number and function, improved insulin sensitivity and glucose utilization and enhanced immune function.”

Vitamin C: Oral vs. Intravenous, Immune Effects, Cancer, Exercise Adaptation & More

“People who have hemochromatosis or whose iron levels are abnormally high should exercise caution when considering vitamin C supplementation due to its propensity to improve the absorption of dietary iron.”

Vitamin C: Oral vs. Intravenous, Immune Effects, Cancer, Exercise Adaptation & More

“Smokers' breast milk has lower levels of antioxidant vitamins, specifically vitamin C, which could drive a pro-oxidative state in the infant.”

The Biology of Breast Milk

Stopped Taking (1)

“I used to take a lot of vitamin C... but then studies started to come out where if you take the supplemental vitamin C after a workout... you're not going to get those benefits.”

Tim Ferriss on Ketosis, Microbiome, Lyme Disease, and Biomarkers

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