Q&A #67: Microdosing Nicotine—Focus, Addiction, Cardiovascular Risk, & Sleep
Get these episodes in a convenient podcast format.
These live recorded Q&A episodes make great companion listening for a long drive. You can find these Q&A episodes alongside great interview aliquots and other special members-only episodes on The Aliquot, our official premium FoundMyFitness podcast.
In this Q&A, Dr. Rhonda Patrick discusses microdosing nicotine, GlyNac benefits, intermittent fasting and hair loss, and cold & flu relief. Timestamps include:
-
Is microdosing nicotine safe, effective for focus, or does it have health benefits?
-
What are your top daily supplements?
-
What are the best strategies for staying healthy during cold and flu season?
-
Is fasted exercise harmful for women?
-
Do aluminum cans, like Spindrift or BPA-free canned beans, pose a microplastic risk?
Does time-restricted eating cause hair loss?
"While the study suggests that TRE may at least temporarily slow hair growth and affect hair thickness, the evidence remains inconclusive for several reasons."- Dr. Rhonda Patrick Click To Tweet
Recently, a study gained widespread media attention, with headlines claiming that time-restricted eating (TRE) causes hair loss.[1] However, a deeper examination of the research tells a more nuanced story.
- ^ Chen, Han; Liu, Chao; Cui, Shiyao; Xia, Yingqian; Zhang, Ke; Cheng, Hanxiao, et al. (2025). Intermittent Fasting Triggers Interorgan Communication To Suppress Hair Follicle Regeneration Cell 188, 1.
-
Beginning of Q&A
-
-
-
Weight loss 1
-
Dopamine 1
-
-
Sleep 1
-
-
-
Q: Is taking urolithin A beneficial? 1
-
Q: How does curcumin phytosome compare to curcumin with black pepper? 1
-
Q: Does NAC mitigate asthma symptoms related to air pollution? 1
-
Q: Can time-restricted eating with extended fasting windows contribute to hair loss? 1
-
-
Q: Are fermented foods like sauerkraut more beneficial than probiotic supplements for gut health? 1
-
-
Q: Is sauna use safe for people with rosacea or heat-sensitive skin?
-
Q: Is collagen supplementation beneficial? 1
-
Q: Do you still drink smoothies after using a CGM?
-
Q: Is sauna use safe while breastfeeding, and does it affect milk production?
-
Q: Do sauna blankets offer the same physiological benefits as traditional saunas? 1
-
Q: Does a longer fasting window impair protein utilization? 1
-
Q: Is fasted exercise harmful for women?
-
-
Q: Should we worry about microplastics in toilet paper?
-
Q: Does avoiding water in the sauna enhance stress adaptation? 1
-
Q: Does stainless steel cookware leach metals into food? 1
-
-
-
Q: Is there a well-formulated prenatal vitamin?
-
Q: Any updates on the genetic report?
-
Q: Are zinc lozenges more effective than liquid zinc? 1
-
Q: How does algae oil compare to fish oil for omega-3s? 1
-
Every month, Rhonda hosts a live chat with FoundMyFitness Premium Members.
Don't miss the next one.
Watch previously recorded Q&As with Dr. Rhonda Patrick
Q&A #84: Chemical Sunscreen Safety—Plus What Rhonda Eats
Dr. Rhonda Patrick discusses sunscreen safety, HIIT & brain health, diet, omega-3s, urolithin A, sulforaphane, homocysteine, peptides, and CoQ10.
Q&A #83: Does Glucosamine Worsen Alzheimer’s Disease?
Dr. Rhonda Patrick discusses glucosamine and Alzheimer's, blood flow restriction, beta-glucan fiber, creatine, collagen, red light therapy, and curcumin.
Q&A #82: Organic Food, Pesticides & Glyphosate—What Actually Lowers Exposure?
Dr. Rhonda Patrick discusses organic produce, fasting-mimicking diets, sleep, sauna, sunscreens, red light therapy, reverse osmosis water, and fiber.
Q&A #81: Beta-Glucan vs. Psyllium—LDL Reduction, PFAS, & Gluten
Beta-glucan versus psyllium for lowering LDL, PFAS reduction, creatine and caffeine, urolithin A, exogenous ketones, IVF, Botox, and sauna.
Q&A #80: Does Nattokinase Protect Your Heart?—What the Evidence Shows
Dr. Rhonda Patrick reviews the evidence for nattokinase, how oat beta-glucans may aid with PFAS excretion, and HRT for APOE4 carriers.