Q&A
Q&A #44: Should You Take NAC Daily—and Does Fish Oil Raise LDL?
Dr. Rhonda Patrick answers audience questions on various health, nutrition, and science topics in this Q&A session.
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Ranked by shared topics, with one result from each original episode.
Q&A
Dr. Rhonda Patrick answers audience questions on various health, nutrition, and science topics in this Q&A session.
Q&A
Dr. Rhonda Patrick discusses stroke risk, eczema, immune resilience, her new smoothie recipe, and whether everyone should cut out gluten.
Clip
“A leaky gut, otherwise known as intestinal permeability, is a condition in which gaps form between the tight junctions of the endothelial cells that line the gut. These gaps allow pathogens like bacteria or endotoxins – toxins that are released when bacteria die – to leak through the intestinal wall and pass directly into the bloodstream, potentially triggering an acute inflammatory reaction.”
Episode
“Removing former drinkers from the non-drinker category reveals a different story: One study observed that the lowest risk for cardiovascular disease (i.e., ischemic heart disease) was right below one standard U.S. drink per week — men and women at this level of consumption had an ~18% lower risk compared to nondrinkers.”
Clip
“Dr. Huberman’s practical range is deliberately cautious: not drinking avoids the exposure, and lower weekly intake creates less burden than a drink every night or heavier episodes.”
“A May 2025 Nature paper showed taurine uptake may fuel aggressive myeloid leukemias in laboratory and mouse models, illustrating how nutrients beneficial to healthy tissues may also feed certain cancers.”
“For example, sulforaphane promotes the urinary excretion of benzene and acrolein, toxic compounds present in air pollution. But sulforaphane also demonstrates remarkable antibacterial activity: It reduces populations of Helicobacter pylori, or H.”
“But sometimes, the compounds can work against each other, limiting their absorption and diminishing their healthful effects. In this Aliquot, I address concerns about possible conflicts between matrix components in bananas and dairy products that might diminish the healthful effects of polyphenols.”
“These changes increase infection risk, weaken vaccine responses, and reduce early cancer surveillance. Yet immune aging is not fixed. Movement, sleep, stress regulation, temperature exposure, and nutrition shape immune cell balance and inflammatory activity over time.”
“It has attracted interest for its potential to activate mitophagy, the process cells use to clear out damaged mitochondria. In this Aliquot, I explain why mitochondrial cleanup matters for aging, why urolithin A production varies, and what early human studies suggest about its potential benefits.”