00:00:00 - Beginning of Q&A
00:02:08 - **Q:** Can you suggest a high-quality home air filter? [1](https://www.sciencedirect.com/science/article/abs/pii/S0013935119304359)
00:08:02 - **Q:** Rhonda's comments on research indicating metabolic activators, including L-carnitine, may improve cognition. [1](https://translationalneurodegeneration.biomedcentral.com/articles/10.1186/s40035-023-00336-2), [2](https://alz-journals.onlinelibrary.wiley.com/doi/full/10.1002/alz.12206)
00:13:20 - **Q:** If nicotinamide riboside (NR) benefits the brain, would nicotinamide mononucleotide (NMN) also help? [1](https://onlinelibrary.wiley.com/doi/10.1111/acel.13754)
00:15:16 - **Q:** Are there any demonstrated benefits to grounding or earthing?
00:20:25 - **Q:** Does infrared sauna use damage skin collagen? [1](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4745411/)
00:24:43 - **Q:** What are your thoughts on the supplement Juvenon? [1](https://www.sciencedirect.com/science/article/abs/pii/S0304416509002153)
00:25:27 - **Q:** Should you refrigerate omega-3 supplements? [1](https://www.hindawi.com/journals/bmri/2013/464921/)
00:25:38 - **Q:** Is near-infrared light effective in preventing Alzheimer's disease and other brain disorders? [1](https://www.sciencedirect.com/science/article/abs/pii/S0306452212011268?via%3Dihub), [2](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5007141/), [3](https://www.tandfonline.com/doi/full/10.2147/IJGM.S280559)
00:35:27 - **Q:** How many meals per day are optimal for health? [1](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7490164/), [2](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6520689/)
00:45:58 - **Q:** Should older adults take melatonin supplements? [1](https://www.mdpi.com/2077-0383/11/17/5138), [2](https://www.tandfonline.com/doi/full/10.2147/CIA.S361519)
00:58:05 - **Q:** Are fiber's benefits diminished when foods are blended in smoothies? [1](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9657402/#B18-nutrients-14-04565), [2](https://www.sciencedirect.com/science/article/pii/S0031938415300317)
01:04:09 - **Q:** How does L-tryptophan impact melatonin production? [1](https://academic.oup.com/jn/article/146/12/2601S/4589965?login=false)
01:05:29 - **Q:** Can you discuss IFOS-approved fish oil brands? [1](https://www.nature.com/articles/nature13324), [2](https://www.nutrasource.ca/certifications-by-nutrasource/international-fish-oil-standards-ifos/)
01:11:05 - **Q:** What is the best way to measure omega-3 status? [1](https://www.sciencedirect.com/science/article/abs/pii/S0091743504000878)
01:12:12 - **Q:** Does Rhonda eat fish in addition to supplementing with omega-3s?
01:12:42 - **Q:** Why does Rhonda take her EPA and DHA supplements separately? [1](https://lipidworld.biomedcentral.com/articles/10.1186/s12944-016-0357-6), [2](https://www.ahajournals.org/doi/10.1161/CIRCRESAHA.119.315506)
01:16:42 - **Q:** What are the differences between amino acid products and protein powders? [1](https://academic.oup.com/ajcn/article/107/2/217/4911436?login=false), [2](https://cdnsciencepub.com/doi/full/10.1139/apnm-2015-0550)
01:19:07 - **Q:** Are there any cost-effective yet reliable supplement brands?