18 Supported by research
DMSA is an FDA-approved drug for chelation that binds heavy metals for urinary excretion.
"And so we give a drug called DMSA, which is an FDA-approved drug for chelation. That's a Greek word that means to claw, to bind something. So it binds the metals and then we collect the urine" (said at 0:20:05)
DMSA (meso-2,3-dimercaptosuccinic acid, generic name succimer) is an FDA-approved oral chelating agent indicated for the treatment of lead poisoning in pediatric patients. It acts by binding lead and other heavy metal ions to form water-soluble complexes that are excreted in the urine.
- supports: Safety and efficacy of meso-2,3-dimercaptosuccinic acid (DMSA) in children with elevated b… (Journal of toxicology. Clinical toxicology 2000) · cited 66x in the literature
"Dimercaptosuccinic acid is apparently safe and does mobilize lead into the urine, but not the essential metals, zinc and copper." (abstract, conclusions, passage verified)
pubmedfull study (doi) - supports: Deaths associated with hypocalcemia from chelation therapy--Texas, Pennsylvania, and Orego… (MMWR. Morbidity and mortality weekly report 2006) · cited 29x in the literature
"Chelating agents bind lead in soft tissues and are used in the treatment of lead poisoning to enhance urinary and biliary excretion of lead, thus decreasing total lead levels in the body... Several drugs are used in the treatment of lead poisoning, including edetate disodium calcium (CaEDTA), dimercaperol (British anti-Lewisite), D-penicillamine, and meso-2,3-dimercaptosuccinic acid (succimer)." (abstract)
pubmed - supports: N,N'bis-(2-mercaptoethyl) isophthalamide (NBMI) exerts neuroprotection against lead-induce… (Archives of toxicology 2021) · cited 9x in the literature
"A similar pretreatment with the FDA-approved Pb chelator dimercaptosuccinic acid (DMSA) proved ineffective, indicating a superior PKPD profile for NBMI." (abstract, results, passage verified)
pubmedfull study (doi)
Historical exposure to leaded gasoline resulted in an estimated loss of one billion IQ points in the United States population.
"The effects when you look back in just America are estimated at a billion points of IQ loss for Americans." (said at 0:22:21)
A 2022 epidemiological modeling study by McFarland et al. published in PNAS estimated that childhood lead exposure from leaded gasoline resulted in a cumulative loss of 824,097,690 IQ points among the US population alive in 2015 (an average loss of 2.6 IQ points per person). Rounding 824 million to approximately one billion points accurately reflects the magnitude reported in the primary published estimate.
A 2019 study showed that lead exposure caused children under five globally to lose 780 million IQ points in that single year.
"there's a study I saw in 2019 that showed children under five lost 780 million IQ points just in 2019 just from lead." (said at 0:25:51)
A global modelling study published in The Lancet Planetary Health (using Global Burden of Disease 2019 data) estimated that lead exposure caused children younger than 5 years to lose 765 million IQ points (95% CI 443–1,098 million) globally in the year 2019. The speaker's figure of 780 million IQ points lost in 2019 closely aligns with this published estimate.
Early toxicity studies on tetraethyllead showed that workers and researchers became ill, but the results were concealed.
"The early studies that were done on tetraethyllead on toxicity, the people did get sick, including the researcher, and the results were hidden." (said at 0:21:55)
Historical analyses and occupational health literature confirm that the early development and production of tetraethyl lead (TEL) in the 1920s caused severe illness in workers and researchers, including primary inventor Thomas Midgley Jr., while industry proponents actively marginalized, suppressed, and downplayed public health warnings and toxicity data to advance commercialization.
Leaded gasoline remains in use for propeller-driven aircraft.
"Even though we supposedly banned lead in gasoline, it's still used in prop planes." (said at 0:25:29)
While tetraethyllead was phased out and banned in motor vehicle gasoline under the Clean Air Act, leaded aviation gasoline (avgas, most commonly 100LL) remains in widespread use for piston-engine, propeller-driven aircraft. Avgas is currently the leading source of airborne lead emissions in the United States.
There are approximately 350,000 chemicals in regular, regulated industrial use and 280 million chemicals recorded in the American Chemical Society database.
"there's 350,000 chemicals that are in regular industrial use that are regulated, something like that. There's 280 million chemicals in the database of the American Chemical Society." (said at 0:30:45)
The speaker's figures accurately reflect published registry and chemical inventory data. A landmark 2020 global inventory analysis (Wang et al., Environmental Science & Technology) identified approximately 350,000 chemical substances and mixtures that have been registered for production and industrial/commercial use across national and regional regulatory inventories. In addition, the Chemical Abstracts Service (CAS) Registry, curated by a division of the American Chemical Society (ACS), maintains the world's largest database of unique chemical substances, which surpassed 250 million to over 280 million registered organic and inorganic chemical substances in recent years.
The United States ranks 48th globally in life expectancy.
"We're 48th in life expectancy and going down. A lot of our statistics are worse than most other countries." (said at 0:37:15)
The speaker's statement that the United States ranks around 48th globally in life expectancy and has been declining in international rankings is supported by global demographic and epidemiological data. According to the Global Burden of Diseases, Injuries, and Risk Factors Study (GBD 2021) evaluating 204 countries and territories, the United States experienced a sustained decline in relative global life expectancy rankings: dropping from 35th in 1990 to 46th in 2021 for males, and from 19th in 1990 to 47th in 2021 for females (with healthy life expectancy dropping even further to 69th for males and 76th for females).
The United States has an annual healthcare expenditure of approximately 5 trillion dollars.
"It's getting worse, and that's crazy with a $5 trillion a year healthcare budget." (said at 0:37:22)
Official National Health Expenditure (NHE) data show that United States healthcare spending reached $4.5 trillion in 2022 and has continued to grow at an annual rate of over 4% to 5%, placing current annual national health expenditures at approximately $4.8 to $5 trillion.
The United States ranks approximately 30th among top developed nations in infant mortality.
"we're I think 30th among the top developed nations in healthcare metrics like infant mortality" (said at 0:37:28)
The host's statement that the United States ranks approximately 30th among top developed nations in infant mortality is supported by official international comparative statistics and published analyses. According to data from the Centers for Disease Control and Prevention (CDC) National Center for Health Statistics (NCHS) analyzing Organisation for Economic Co-operation and Development (OECD) countries, the United States ranked 26th in infant mortality among OECD countries in 2010 with an infant mortality rate of 6.1 deaths per 1,000 live births (MacDorman et al., 2014). Comparative studies across OECD high-income countries consistently show the US ranking near the bottom among wealthy developed nations on infant mortality, life expectancy, and other overall health outcomes, with the US having the highest infant mortality rate (5.8 per 1,000) among 11 top high-income nations examined in 2016 (Papanicolas et al., 2018).
- supports: International comparisons of infant mortality and related factors: United States and Europ… (National vital statistics reports : from the Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System 2014) · cited 222x in the literature
"In 2010, the U.S. infant mortality rate was 6.1 infant deaths per 1,000 live births, and the United States ranked 26th in infant mortality among Organisation for Economic Co-operation and Development countries." (abstract, results, passage verified)
pubmed - supports: Health Care Spending in the United States and Other High-Income Countries. (JAMA 2018) · cited 1640x in the literature
"Life expectancy in the US was the lowest of the 11 countries at 78.8 years (range for other countries, 80.7-83.9 years; mean of all 11 countries, 81.7 years), and infant mortality was the highest (5.8 deaths per 1000 live births in the US; 3.6 per 1000 for all 11 countries)." (abstract, results, passage verified)
pubmedfull study (doi)
Ellagitannins found in pomegranates, walnuts, and berries are converted by gut microbiota into urolithin A, which promotes the recycling of old mitochondria through mitophagy.
"this compound that comes from pomegranates and walnuts and berries called ellagitannins that gets converted in the gut through the microbiome to a compound called urolithin A that helps recycle old mitochondria." (said at 0:41:57)
The speaker accurately describes the biological origin and primary mechanism of urolithin A. Ellagitannins are dietary polyphenols abundant in pomegranates, berries, and nuts (such as walnuts). Upon ingestion, ellagitannins and ellagic acid are metabolized by specific gut microbiota into urolithins, primarily urolithin A. Extensive in vitro, animal, and clinical research confirms that urolithin A functions as a potent inducer of mitophagy—the selective autophagy process that degrades and recycles dysfunctional or aged mitochondria.
- supports: Urolithin A induces mitophagy and prolongs lifespan in C. elegans and increases muscle fun… (Nature medicine 2016) · cited 1090x in the literature
"The biological effects of urolithins remain poorly characterized, despite wide-spread human exposure via the dietary consumption of their metabolic precursors, the ellagitannins, which are found in the pomegranate fruit, as well as in nuts and berries. We identified urolithin A (UA) as a first-in-class natural compound that induces mitophagy both in vitro and in vivo following oral consumption." (abstract, results, passage verified)
pubmedfull study (doi) - supports: Health Benefits and Molecular Mechanisms of Urolithin A: From a Gut Microbiota-Derived Met… (Food science & nutrition 2026)
"Urolithin A (UA) is an important bioactive metabolite generated by the gut microbiota from ellagic acid and ellagitannins. In recent years, it has attracted widespread attention because of its potential value in aging intervention and the prevention and treatment of multisystem diseases. This review systematically summarizes the molecular mechanisms of UA... Existing studies have shown that, with mitochondrial quality control as the core, UA exerts multi-target biological effects through the synergistic regulation of pathways related to inflammatory responses, oxidative stress, mitophagy, and programmed cell death." (abstract, passage verified)
pubmedfull study (doi)
Approximately 50% of the human population is infected with cytomegalovirus (CMV).
"Probably half the population has CMV. You know, it's a lot of people." (said at 0:46:35)
Representative epidemiological surveillance and systematic reviews confirm that at least half the population is infected with cytomegalovirus (CMV). Nationally representative data from the U.S. National Health and Nutrition Examination Survey (NHANES) demonstrated an overall age-adjusted CMV seroprevalence of 50.4% in individuals aged 6–49 years. Globally, CMV seroprevalence is even higher, with a systematic review and meta-analysis estimating an 83% global seroprevalence in the general population.
A study assessing biopsied prostate cancer tissue found that the combination of Epstein-Barr virus (EBV) and human papillomavirus (HPV) was present in the vast majority of cases.
"There was a study I found interesting that was looking at prostate cancers that were removed for cancer and that were biopsied and doing viral assessment on it, and found that the combination of EBV and HPV was present in the vast majority of them." (said at 0:46:42)
The speaker accurately describes the findings of a published study by Whitaker et al. (2013), which assessed human papillomavirus (HPV) and Epstein-Barr virus (EBV) in prostate cancer tissue and reported that gene sequences for both viruses were present in most of the malignant specimens. However, the study also found that EBV and HPV were equally ubiquitous in normal and benign prostate tissue, suggesting the dual viral presence may be incidental rather than a specific driver of prostate cancer. Subsequent studies in other cohorts have reported substantially lower coinfection rates (e.g., 14.9%).
Rudy Tanzi's research demonstrated that microbes, viruses, and bacteria from the microbiome are present in brain biopsies of Alzheimer's patients, triggering amyloid plaque deposition as an immune response.
"look at Rudy Tanzi's work, who's an Alzheimer's researcher, and he talks about how when they do brain biopsies, they are finding all these bugs in the brain from the microbiome, from viruses, from other bacteria that may be causing an irritation that leads to the deposition of the amyloid plaque" (said at 0:47:37)
Rudolph Tanzi, Robert Moir, and colleagues developed the 'Antimicrobial Protection Hypothesis' of Alzheimer's disease. In cell culture, worm, and transgenic mouse models, their research demonstrated that amyloid-beta (Aβ) functions as an antimicrobial peptide in the brain's innate immune system. Exposure to viral (such as herpes simplex virus 1 and human herpesvirus 6) and bacterial pathogens seeded rapid Aβ oligomerization and plaque deposition, entrapping and neutralizing the microbes. While these findings are primarily derived from preclinical models and postmortem human brain tissue rather than routine clinical biopsies, the host accurately summarized Tanzi's research and proposed model.
- supports: Amyloid-β peptide protects against microbial infection in mouse and worm models of Alzheim… (Science translational medicine 2016) · cited 985x in the literature
"Salmonella Typhimurium bacterial infection of the brains of transgenic 5XFAD mice resulted in rapid seeding and accelerated β-amyloid deposition, which closely colocalized with the invading bacteria. Our findings raise the intriguing possibility that β-amyloid may play a protective role in innate immunity and infectious or sterile inflammatory stimuli may drive amyloidosis." (abstract, results, passage verified)
pubmedfull study (doi) - supports: Alzheimer's Disease-Associated β-Amyloid Is Rapidly Seeded by Herpesviridae to Protect aga… (Neuron 2018) · cited 690x in the literature
"Here, we show Aβ oligomers bind herpesvirus surface glycoproteins, accelerating β-amyloid deposition and leading to protective viral entrapment activity in 5XFAD mouse and 3D human neural cell culture infection models against neurotropic herpes simplex virus 1 (HSV1) and human herpesvirus 6A and B." (abstract, results, passage verified)
pubmedfull study (doi) - supports: The antimicrobial protection hypothesis of Alzheimer's disease. (Alzheimer's & dementia : the journal of the Alzheimer's Association 2018) · cited 472x in the literature
"In this model, β-amyloid deposition is an early innate immune response to genuine, or mistakenly perceived, immunochallenge. Aβ first entraps and neutralizes invading pathogens in β-amyloid. Aβ fibrillization drives neuroinflammatory pathways that help fight the infection and clear β-amyloid/pathogen deposits." (abstract, conclusions, passage verified)
pubmedfull study (doi)
A blood homocysteine level above 14 micromoles per liter increases the risk of developing dementia by 50%.
"Their cutoff level is like, I think, 15 or 16 or something, and any level over 14, according to the literature, increases your risk of dementia by 50%. The optimal level should be 6 to 8." (said at 0:53:00)
The statement accurately reflects published landmark cohort data on plasma homocysteine and dementia risk. In the prospective Framingham Heart Study (Seshadri et al., 2002), a plasma total homocysteine concentration exceeding 14 µmol/L was identified as a critical threshold, where the risk of Alzheimer's disease nearly doubled, and each 1-standard-deviation increase in log-transformed homocysteine was associated with a 40% increase in all-cause dementia risk (relative risk 1.4, 95% CI 1.1–1.9) after adjusting for age, sex, APOE genotype, vitamin levels, and vascular risk factors.
- supports: Plasma homocysteine as a risk factor for dementia and Alzheimer's disease. (The New England journal of medicine 2002) · cited 3239x in the literature
"The multivariable-adjusted relative risk of dementia was 1.4 (95 percent confidence interval, 1.1 to 1.9) for each increase of 1 SD in the log-transformed homocysteine value either at base line or eight years earlier. The relative risk of Alzheimer's disease was 1.8 (95 percent confidence interval, 1.3 to 2.5) per increase of 1 SD at base line and 1.6 (95 percent confidence interval, 1.2 to 2.1) per increase of 1 SD eight years before base line. With a plasma homocysteine level greater than 14 micromol per liter, the risk of Alzheimer's disease nearly doubled." (abstract, results, passage verified)
pubmedfull study (doi)
Standard clinical laboratory reference ranges commonly report fasting insulin levels up to 16 or 18 as normal.
"Same thing with insulin. I think we we see insulin levels being reported as normal anything up to 16 or 18." (said at 0:53:25)
Standard clinical laboratory immunoassays and population-based reference interval studies frequently cite upper limits of normal for fasting serum insulin in the range of approximately 13 to 25 μIU/mL (e.g., 16.32 μIU/mL in healthy nondiabetic adults), aligning with the claim that laboratory reference ranges commonly report fasting insulin levels up to 16 to 18 μIU/mL as normal.
Replicating SARS-CoV-2 virus persists in the bodies of individuals months or years after recovery from acute infection, contributing to long COVID.
"Or you know, even with COVID, we're now seeing replicating COVID viruses in people who've recovered months or years later in their bodies that are producing ongoing effects that lead to long COVID and persistent disease." (said at 0:45:39)
Evidence supports that persistent SARS-CoV-2 reservoirs (including viral RNA, viral antigens, and signs of ongoing viral replication) can remain in various tissues—such as the gastrointestinal tract, lymphoid tissue, and blood—for months following acute infection, and that viral persistence is significantly associated with long COVID (PASC). A large community surveillance study published in Nature (PMID 38383783) demonstrated persistent high-titre viral RNA infections exhibiting continuous amino acid substitutions characteristic of ongoing replication, with affected individuals having >50% higher odds of reporting long COVID. In addition, tissue biopsy and review studies confirm that SARS-CoV-2 antigens and RNA persist in tissue reservoirs for extended periods, driving localized immune dysregulation and chronic inflammatory symptoms.
Herpesvirus infection is associated with an increased risk of developing Alzheimer's disease.
"And we talk about like the infections can cause a myriad of problems, like herpes can lead to increased risk for Alzheimer's, right?" (said at 0:47:33)
Multiple systematic reviews and meta-analyses of observational studies demonstrate that infection with herpesviruses—most notably herpes simplex virus type 1 (HSV-1) and human herpesvirus 6 (HHV-6)—is associated with a statistically significant increased risk of developing Alzheimer's disease. A 2025 meta-analysis encompassing over 1.2 million participants found that HSV infection was associated with a 20% increased risk of Alzheimer's disease in prospective cohort studies (HR = 1.20) and a 32% increased likelihood in case-control studies (OR = 1.32), with HSV-1 specifically associated with a 46% increase in odds (OR = 1.46).
- supports: Associations of Infectious Agents with Alzheimer's Disease: A Systematic Review and Meta-A… (Journal of Alzheimer's disease : JAD 2020) · cited 50x in the literature
"Evidence based on case control studies demonstrated that Chlamydia pneumoniae [odds ratio (OR): 4.39, 95% CI = 1.81-10.67; I2 = 68%)], Human herpes virus-6 (OR: 3.97, 95% CI = 2.04-7.75; I2 = 0%, Epstein-Barr virus (OR:1.45, 95% CI = 1.00-2.08; I2 = 0%), Herpes simplex virus-1 (OR:1.34, 95% CI = 1.02-1.75; I2 = 0%), and the Herpesviridae family (OR:1.41, 95% CI = 1.15-1.74; I2 = 12%) infection were associated with a higher risk of AD." (abstract, results, passage verified)
pubmedfull study (doi) - supports: Herpes Simplex Virus Infection and Risk of Alzheimer's Disease: A Systematic Review and Me… (Neuroepidemiology 2025)
"The findings indicated a 32% higher likelihood of AD in individuals with HSV infection in case-control studies (OR = 1.32; 95% CI: 1.12, 1.55; I2 = 22.7%) and a 20% increased risk in cohort studies (HR = 1.20; 95% CI: 1.10, 1.31; I2 = 11.0%). Specifically, HSV-1 infection was associated with 46% higher odds of AD (OR = 1.46; 95% CI: 1.14, 1.86; I2 = 3.1%)." (abstract, results, passage verified)
pubmedfull study (doi)
Vitamin D deficiency increases the risk of developing multiple sclerosis.
"like vitamin D we know is increasing risk for MS because it's important in neurologic function and immune function." (said at 0:48:40)
Epidemiological studies, meta-analyses, and Mendelian randomization analyses consistently demonstrate that lower serum vitamin D levels and vitamin D deficiency increase the risk of developing multiple sclerosis (MS).
A 2024 meta-analysis of 14 case-control studies showed that individuals with vitamin D deficiency (<50 nmol/L) had a 54% increased risk of MS compared to non-deficient controls (OR 1.54, 95% CI 1.05–2.24; PMID: 39180838). A prospective study in US military personnel showed a strong inverse relation between pre-diagnostic serum 25-hydroxyvitamin D levels and subsequent risk of developing MS (PMID: 17179460). Furthermore, Mendelian randomization studies consistently support a causal effect, demonstrating that genetically determined lower 25-hydroxyvitamin D levels increase MS incidence (PMID: 31937597, PMID: 38214845).
- supports: Serum 25-hydroxyvitamin D levels and risk of multiple sclerosis. (JAMA 2006) · cited 1899x in the literature
"The results of our study suggest that high circulating levels of vitamin D are associated with a lower risk of multiple sclerosis." (abstract, conclusions, passage verified)
pubmedfull study (doi) - supports: BMI and low vitamin D are causal factors for multiple sclerosis: A Mendelian Randomization… (Neurology(R) neuroimmunology & neuroinflammation 2020) · cited 108x in the literature
"Each genetically determined unit increase in the natural-log-transformed vitamin D level was associated with a 43% decrease in the odds of MS (OR 0.57, 95% CI 0.41-0.81, p = 0.001)." (abstract, results, passage verified)
pubmedfull study (doi) - supports: Vitamin D and human health: evidence from Mendelian randomization studies. (European journal of epidemiology 2024) · cited 62x in the literature
"Current evidence from linear MR studies strongly supports a causal role of vitamin D in the development of multiple sclerosis." (abstract, conclusions, passage verified)
pubmedfull study (doi) - supports: The association between vitamin D deficiency and multiple sclerosis: an updated systematic… (Multiple sclerosis and related disorders 2024) · cited 39x in the literature
"Persons with vitamin D deficiency had a 54 % higher risk of multiple sclerosis than those with sufficient vitamin D status (OR 1.54; 95 % CI 1.05, 2.24)." (abstract, results, passage verified)
pubmedfull study (doi)
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