About the Episode

If you think lead paint was banned in the 1970s and you’re safe, think again. That bathroom you renovated in the ’90s? Those decorative tiles could be loaded with lead. And every time your house settles, it might be creating lead dust that you’re breathing, touching, and absorbing without even knowing it.

In this episode, Dr. Hannah Gardener, a Harvard-trained epidemiologist and healthy home consultant, reveals the shocking truth about lead exposure in modern homes and what you can do to protect your family. From hidden toxins in building materials to the weekend warrior projects that spike your lead levels, Dr. Gardener shares practical, budget-friendly strategies to detox your home environment.

Listen to this episode and start protecting yourself from environmental lead today!

What We Discuss

Dr. Gardener breaks down the real health threats lurking in your home. She shares her own bathroom renovation story, complete with XRF gun testing and professional lead remediation, giving you a roadmap for safer home improvements. You’ll discover why a healthy home matters for preventing dementia, Alzheimer’s, metabolic dysfunction, and autoimmune disease, plus learn where to start when the options feel overwhelming.

Lead Exposure in Modern Homes

Lead didn’t disappear when it was regulated in paint in the late 1970s. Tiles from the 1990s, friction surfaces like windows and doors, and even demolition dust can expose you to dangerous levels of this neurotoxin. Every organ in your body is impacted by lead, which is linked to cardiovascular disease, cancer, cognitive decline, and metabolic disorders like PCOS and diabetes. Understanding where lead hides and how to test for it with tools like XRF guns can prevent exposure before renovation projects create bigger hazards.

Building Materials and Toxic Chemicals

Renovating or building a home introduces numerous toxins into your living space. VOCs in paints and sealants, flame retardants in insulation, and PFAS in modern materials all impact air quality and contribute to endocrine disruption, reproductive harm, and increased cancer risk. Prioritizing non-toxic alternatives like low-VOC paints, safer cabinetry, and proper ventilation within any budget can significantly reduce your family’s exposure to harmful substances that outgas for years.

Healthy Home vs. Green and Eco-Friendly

Not all products marketed as “green” or “eco-friendly” are actually healthy. Artificial turf, for example, is touted as eco-friendly but contains carcinogens, neurotoxins, heavy metals, and PFAS from recycled tires. True healthy home choices prioritize human health by reducing exposure to endocrine disruptors, VOCs, and other toxins, not just environmental sustainability. Learning to distinguish between marketing claims and real health benefits empowers you to make informed decisions that protect your family.

You don’t need to overhaul your entire home to make a difference. Focus on exposure sources that matter most to you, whether that’s cookware, personal care products, or cleaning supplies. Tackle changes when you’re already replacing items, prioritize products that go in and on your body, and protect the most vulnerable family members first. Even simple actions like donating flame-retardant mattresses or choosing safer flooring during renovations can reduce your toxic load without breaking the bank.

Listen to this episode and start protecting yourself from environmental lead today!

Guest Bio

With a doctorate in epidemiology from the Harvard School of Public Health, Dr. Hannah Gardener is an Associate Professor at a medical school, studying modifiable risk and protective factors for brain health. She is also a healthy home consultant, helping families reduce their exposure to toxic chemicals in their environments. Dr. Gardener also focuses on educating people about how they can protect the health and safety of their environments with evidence-based, simple, gradual, individualized, and inexpensive solutions, while minimizing stress and economic burden.

Links

Instagram: @agreenslateconsulting
Facebook: A Green Slate Community https://www.facebook.com/groups/1029080933915822/

Related Episodes

Detox from Heavy Metals, with Wendy Myers
Reduce the Toxins in Your House, with Dr. Vivian Chen
Decrease Toxic Exposure and Become More Resilient, with Dr. Joseph Pizzorno
Detox to Reverse Disease, with Dr. Joseph Pizzorno
Upgrade Your Heavy Metal Detox, with Wendy Myers
5 Keys To Detox, with Rachel Varga
Personalize Your Detox, with Dr. Mark Hyman
How Toxins Accelerate Aging and Shorten Your Lifespan, with Dr. Mark Hyman
Toxins and Autoimmunity, with Dr. Aly Cohen

Your Cart
Subscribe & Save

Get free shipping.

Free Shipping

5% Discount

Your Cart is Empty

Return To Shop
Close

WHY DO WE DO THIS TEST?

This is a comprehensive test that uses blood and urine to evaluate over 125 biomarkers. It provides recommendations for vitamins, minerals, amino acids, fatty acids, and digestive support. Click here for more information.

LOCATION PERFORMED

At home.

SPECIMEN TYPE

Blood and Urine

COST

$179 – $439

INSURANCE

Depending on insurance coverage.

INSTRUCTIONS

WHY DO WE DO THIS TEST?

This is a comprehensive stool test that relies on quantitative polymerase chain
reaction (qPCR) technology to detect parasites, bacteria, H. pylori, fungi, and more by targeting the specific DNA of the organisms tested. Click here for more information.

LOCATION PERFORMED

At home.

SPECIMEN TYPE

Stool

COST

$399

INSURANCE

Depending on insurance coverage.

INSTRUCTIONS

WHY DO WE DO THIS TEST?

This test is a key tool for assessing the impact of long-term exposure to environmental chemicals. By quantitatively measuring 14 select metabolites, this test helps determine an individual’s toxic burden, offering essential data to guide targeted nutritional and detoxification interventions for improved health outcomes. Click here for more information.

LOCATION PERFORMED

At home.

SPECIMEN TYPE

Urine

COST

$129

INSURANCE

Depending on insurance coverage.

3 x 4 Genetics DNA Test

WHY DO WE DO THIS TEST?

This DNA test analyzes a person’s genetic markers to provide insights into their health and wellness price. Click here for more information.

LOCATION PERFORMED

At home.

SPECIMEN TYPE

Swab

COST

$299

INSURANCE

Depending on insurance coverage.

WHY DO WE DO THIS TEST?

Galleri® is a multi-cancer early detection test, a blood test that screens for many of the deadliest cancers before they become symptomatic,1,2,3 including those with no recommended screening tests today. Click here for more information.

LOCATION PERFORMED

At home or in lab.

SPECIMEN TYPE

Blood

COST

$999

INSURANCE

Depending on insurance coverage.

WHY DO WE DO THIS TEST?

This test is comprehensive testing for Lyme disease and other tick-borne illnesses, helping clinicians accurately diagnose and treat these complex infections. Click here for more information.

LOCATION PERFORMED

At home.

SPECIMEN TYPE

Blood, Urine, or Ticks

COST

may have a $200 copay

INSURANCE

Covered by most insurance.

WHY DO WE DO THIS TEST?

This is a dried urine test for comprehensive hormones to help providers solve complex patient cases. DUTCH is a group of validated tests that provide a complete evaluation of sex and adrenal hormones, including metabolites. Click here for more information.

LOCATION PERFORMED

At home.

SPECIMEN TYPE

Urine

COST

$300

INSURANCE

Depending on insurance coverage.

INSTRUCTIONS

WHY DO WE DO THIS TEST?

The Hormone and Urinary Metabolites Assessment Profile (HuMapTM) provides a comprehensive overview of steroid hormones, their metabolites, and the efficiency of the enzymes that metabolize these hormones. Click here for more information.

LOCATION PERFORMED

At home.

SPECIMEN TYPE

Urine

COST

$199

INSURANCE

Depending on insurance coverage.

INSTRUCTIONS

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.
fivejourneys logo
Nordic-Labratories

WHY DO WE DO THIS TEST?

This test evaluates the genetic profile for multiple health indicators. Click here for more information.

LOCATION PERFORMED

At home

SPECIMEN TYPE

Blood Spot

COST

$319

INSURANCE

No insurance accepted

COLLECTION INSTRUCTIONS

fivejourneys logo
RealTime

WHY DO WE DO THIS TEST?

This test evaluates the presence of harmful mycotoxins (toxins produced by molds).

LOCATION PERFORMED

At Home

SPECIMEN TYPE

Urine

COLLECTION INSTRUCTIONS

SPECIAL INSTRUCTIONS

Glutathione for 1 week, then bath or sauna.

COST

$699

INSURANCE

Fully covered by Medicare. Repeat test prices $249

fivejourneys logo
Genova logo

WHY DO WE DO THIS TEST?

Genova’s SIBO Profiles are non-invasive breath tests which capture exhaled hydrogen (H2) and methane (CH4) gases following patient ingestion of a lactulose solution to evaluate bacterial overgrowth of the small intestine

LOCATION PERFORMED

At home

SPECIMEN TYPE

Breath

COLLECTION INSTRUCTIONS

COST

$85-$225 depending on insurance coverage. 

fivejourneys logo
Great-Plains

WHY DO WE DO THIS TEST?

Glyphosate (“Round Up”) is a pesticide that is widely used and this test indicates the body’s levels.

LOCATION PERFORMED

At home

BLOOD FLUID

Urine

SPECIAL INSTRUCTIONS

Glutathione for 1 week, then bath or sauna.

COST

$99 ($69 if performed with mycotoxins or environmental toxins).

INSURANCE

No insurance accepted $30 discount given if done with mycotoxins or GPL Tox.
fivejourneys logo
IGX

WHY DO WE DO THIS TEST?

This company can test for lyme, babesia, bartonella and additional tick-borne illnesses. Click here for more information.

LOCATION PERFORMED

In office

SPECIMEN TYPE

Blood

COST

around $1600 (depends on panel selected)

INSURANCE

Fully covered by Medicare. May be reimbursed with PPO plans.
fivejourneys logo
Alletess

WHY DO WE DO THIS TEST?

This test is designed to look at food sensitivities (IgG immune responses). It is available in both a 99 or 184 panel. Click here for more information.

LOCATION PERFORMED

In office

SPECIMEN TYPE

Blood

COST

$129-238

INSURANCE

No insurance accepted
fivejourneys logo
DiagnosTechs

WHY DO WE DO THIS TEST?

This test measures saliva cortisol testing throughout the course of one day and informs us where there might be an adrenal imbalance.

LOCATION PERFORMED

At home

BLOOD FLUID

Saliva

COST

$80

INSURANCE

No insurance coverage

fivejourneys logo
Galaxy

WHY DO WE DO THIS TEST?

This test is specifically for a tick-borne illness called “Bartonella”.

LOCATION PERFORMED

In office

BLOOD FLUID

Blood

COST

$260

INSURANCE

No insurance accepted
fivejourneys logo
Genova logo

WHY DO WE DO THIS TEST?

This test evaluates the full menstrual cycle, female hormones, and adrenal profile.

LOCATION PERFORMED

At home

BLOOD FLUID

Urine

COST

$160-$329

INSURANCE

Depending on insurance coverage. Fully covered by Medicare.

NOTES

Must be off hormones in order to do the testing.
fivejourneys logo
Genova logo

WHY DO WE DO THIS TEST?

This test evaluates the gut function and indicates microbiome balance, overgrowth, infection, inflammation, parasites and digestive efficacy. Click here for more information.

LOCATION PERFORMED

At home

SPECIMEN TYPE

Stool

COST

$179-$439 depending on insurance coverage.

INSURANCE

Depending on insurance coverage. Fully covered by Medicare.

SPECIAL INSTRUCTIONS

No probiotics for one week.

VIDEO INSTRUCTIONS

fivejourneys logo
Genova logo

WHY DO WE DO THIS TEST?

This test evaluates many measures including micronutrients, antioxidants, minerals, detox, overview of gut function, omegas and toxic exposure. Click here for more information.

LOCATION PERFORMED

At home.

SPECIMEN TYPE

Urine

COST

$150 – $329

INSURANCE

Depending on insurance coverage. Fully covered by Medicare.

INSTRUCTIONS

fivejourneys logo
Quest

WHY DO WE DO THIS TEST?

Blood work for blood count, urinalysis and vitamin levels.

LOCATION PERFORMED

BLOOD FLUID

Blood

NOTES

You often have to fast for these tests-please check your providers notes.

COST

Depending on the test, deductible or copay may apply.

INSURANCE

Depends on insurance coverage, deductible or copay may apply.
fivejourneys logo
Alletess

WHY DO WE DO THIS TEST?

This test evaluates a wide range of environmental toxins that may be leading to harmful health effects.

LOCATION PERFORMED

At home

BLOOD FLUID

Urine

SPECIAL INSTRUCTIONS

Glutathione for 1 week, then bath or sauna.

COST

$199

INSURANCE

No insurance accepted $30 discount given if done with mycotoxins.
fivejourneys logo
Great-Plains

WHY DO WE DO THIS TEST?

This test evaluates the presence of harmful mycotoxins (toxins produced by molds).

LOCATION PERFORMED

At home

BLOOD FLUID

Urine

SPECIAL INSTRUCTIONS

Glutathione for 1 week, then bath or sauna.

COST

$310

INSURANCE

No insurance accepted