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Nestwell
Heavy Metals Soil Test
9
Lab markers
10
Days until results

Heavy Metals Soil Test

Soil lab test kit

Price

$183

What heavy metals are in the soil your children play in and your vegetables grow in — lead first among them.

  • 30-day money-back guarantee
  • Free shipping in 3-5 business days

What’s included

  • All sampling materials
  • Easy-to-follow instructions
  • Full contaminant details for your address
  • Prepaid 2-day return shipping
  • Accredited lab network
  • Regulatory analytical methods
  • Per-location results
  • Scored against EPA + CDC standards
  • HSA/FSA eligible via TrueMed

It’s worth testing for if…

  • You are starting a vegetable bed in existing ground
  • Your house predates 1978 and has shed exterior paint
  • You are near a busy road, a rail line or old industry

What are Metals?

9 measurements
Heavy Metals Soil Test

Heavy metals do not break down. Whatever was deposited in a yard — lead from decades of exterior paint weathering off the walls and from leaded petrol settling out along roads, arsenic from old orchard pesticides, cadmium and chromium from industry — is still there, concentrated in the top few inches where children play and vegetable roots grow. Soil contamination is patchy rather than uniform, which is why the sample is a blend from several spots rather than one hole.

How to Test

Take small scoops from a few spots across the area you care about, mix them in the bag provided, and seal it. A blend beats a single hole, because contamination in soil is patchy.

Supports concern around

The brain and nervous system, fertility and reproduction, short-term toxic effects at high doses, allergies and skin irritation, cancer.

All 9 substances this kit measures have a hazard classification on file.

Every measurement, explained

At Nestwell, we provide science backed ranges for all the exposures in your home, allowing for personalized suggestions of in home remediation.

9 measures, every one written up by our advisors. Scroll the cards to read each one.

Lead, arsenic, copper and their neighbours on the periodic table. Some arrive with the water from the ground it came out of, some dissolve out of your own plumbing on the way to the tap, and some settle into soil and house dust and stay there.

  • Mercury

    Hazardous

    What it is

    A toxic form of mercury that can enter water from natural deposits, industrial discharge, and mining operations.

    Can be linked to

    • The brain and nervous system
    • Fertility and reproduction
    • Development in children
    • Short-term toxic effects at high doses
    • Allergies and skin irritation

    Can damage the kidneys and nervous system with long-term exposure; especially concerning for pregnant women and young children.

    detects to 7.13 mg/kg

  • Arsenic

    Hazardous

    What it is

    A toxic element that occurs naturally in soil and can also come from pesticides, pressure-treated wood, and industrial pollution.

    Can be linked to

    • Cancer
    • The brain and nervous system
    • Fertility and reproduction
    • Short-term toxic effects at high doses
    • The heart and circulation
    • Hormones and the endocrine system

    A known human carcinogen — long-term exposure through contaminated soil or water is linked to skin, lung, and bladder cancers, and can harm nearly every organ.

    detects to 1.94 mg/kg

  • Cadmium

    Hazardous

    What it is

    A toxic metal found in soil from industrial waste, fertilizers, and old mining operations.

    Can be linked to

    • Cancer
    • The brain and nervous system
    • Fertility and reproduction
    • Short-term toxic effects at high doses
    • The kidneys

    Long-term exposure can cause kidney damage, weakened bones, and is classified as a known human carcinogen (lung cancer).

    detects to 0.4183 mg/kg

  • Chromium (Total)

    Hazardous

    What it is

    A metal found in soil from industrial waste, leather tanning, and natural deposits — includes both safe and toxic forms.

    Can be linked to

    • The brain and nervous system
    • Breathing and asthma
    • Allergies and skin irritation

    The hexavalent (Cr-6) form is a known carcinogen; overall chromium exposure can affect the liver, kidneys, and respiratory system.

    detects to 2.84 mg/kg

  • Copper

    Hazardous

    What it is

    A naturally occurring metal in soil that's also added through pesticides, fertilizers, and industrial activity.

    Can be linked to

    • The brain and nervous system
    • Short-term toxic effects at high doses
    • Allergies and skin irritation

    Essential in small amounts, but elevated levels in soil can be toxic to plants and, if ingested, can cause stomach and liver problems.

    detects to 4.47 mg/kg

  • Lead

    Hazardous

    What it is

    A toxic heavy metal found in soil near older homes (from paint), busy roads (from old leaded gasoline), and industrial areas.

    Can be linked to

    • Cancer
    • The brain and nervous system
    • Fertility and reproduction
    • Development in children
    • Short-term toxic effects at high doses

    Extremely harmful — causes brain damage and learning disabilities in children, and high blood pressure and kidney problems in adults. No safe level of exposure.

    detects to 16.4 mg/kg

  • Nickel

    Hazardous

    What it is

    A metal found naturally in soil and also introduced from industrial waste, stainless steel production, and burning fossil fuels.

    Can be linked to

    • Cancer
    • The brain and nervous system
    • Fertility and reproduction
    • Breathing and asthma
    • Allergies and skin irritation

    Can cause allergic skin reactions on contact; long-term inhalation of nickel compounds is linked to increased lung and nasal cancer risk.

    detects to 7.13 mg/kg

  • Selenium

    Hazardous

    What it is

    A naturally occurring element in soil that's essential in tiny amounts but toxic at higher concentrations.

    Can be linked to

    • The brain and nervous system
    • Fertility and reproduction
    • Short-term toxic effects at high doses
    • Blood and bone marrow
    • The skin

    Small amounts are nutritionally essential, but excessive exposure can cause hair loss, nail brittleness, nausea, and nerve damage.

    detects to 28.9 mg/kg

  • Zinc

    Hazardous

    What it is

    A common metal that typically enters water from corroding galvanized pipes, industrial discharge, or natural deposits.

    Can be linked to

    • Blood and bone marrow
    • The immune system

    Not harmful at typical levels and is actually an essential nutrient, but very high concentrations can cause nausea, vomiting, and stomach cramps.

    detects to 28.9 mg/kg

“Detects to” is the method detection limit — the lowest concentration this kit's method can distinguish from zero. The lab may substitute an equivalent or updated method, in which case its limit may differ from the one shown.

What these substances are linked to

Health effects that researchers have associated with the substances on this panel, from the EPA's CompTox database. This describes the substances themselves — not your home. Whether any of them are present, and at what level, is what the test is for.

  • The brain and nervous system8 of the 9 classified substances on this panel — including Arsenic, Cadmium and Copper
  • Fertility and reproduction6 of the 9 classified substances on this panel — including Arsenic, Cadmium and Lead
  • Short-term toxic effects at high doses6 of the 9 classified substances on this panel — including Arsenic, Cadmium and Copper
  • Allergies and skin irritation4 of the 9 classified substances on this panel — including Copper, Mercury and Nickel
  • Cancer4 of the 9 classified substances on this panel — including Arsenic, Cadmium and Lead

All 9 substances this kit measures have a hazard classification on file. A classification means a substance has been associated with an effect in published research — usually at doses well above what a home test would find. It is not a diagnosis, and it is not a prediction.

Designed To Understand Your Whole House

A single kit answers one question properly rather than several vaguely. Whichever you start with, it is the same lab, the same methods, and the same reporting — so results from one kit sit beside results from the next, in one place, on the same scale.

Accredited labs, regulatory methods

Every sample is analyzed by an accredited environmental lab with the same methods regulatory testing uses.

Numbers with regulatory context

Results come back as a measured value next to the standard it is judged against, not just a "detected".

One box, no home visit

Everything arrives at once and we tell you both where and how to sample, no outside home inspection needed.

How Nestwell Testing Works

How Collection Works

Understand the science –›

  1. Collect

    Take small scoops from a few spots across the area you care about, mix them in the bag provided, and seal it. A blend beats a single hole, because contamination in soil is patchy.

  2. Mail

    Everything goes back in the same box with the prepaid return label. No appointment, nobody in your house, and easy to send back when convenient for you.

  3. Read

    Results land in your Nestwell dashboard in about 10 days, each scored against the standard that applies to it.

A sample bottle being filled at a kitchen tap
Wiping a surface to collect a sample
Nestwell kit boxes on a kitchen counter

Why Nestwell?

CapabilityNestwellHardware Store StripsIn Person Inspector
Samples from across your homeYesOne sample, one placeYes
Real exposure concentrationsYesPaper colour keySometimes
Accredited lab, regulatory methodsYesNoSometimes
Nobody has to come into your homeYesYesNo
Results tracked over time in one placeYesNoOne time result

A number is only useful next to its limit.

At Nestwell, we provide science backed ranges for all the exposures in your home, allowing for personalized suggestions of in home remediation.

Accredited labs only

Samples are analysed by accredited environmental laboratories using the analytical methods used for regulatory compliance work: the same reading a professional consultant would order.

Each result has a standard

A number on its own is not an answer. The EPA action level for lead in water is 15 ppb; the CDC states there is no safe level of lead exposure for children. Each finding is shown against the limit that applies to it.

Where there is no limit, we say so

The EPA sets no numeric limit for mold, and moisture control is the real remedy. Mold results are reported as what is growing and at what relative level, never as just a pass or a fail.

Medical advisors

Built with leading medical experts

Dr. Malathi Srinivasan

Dr. Malathi Srinivasan

Clinical Professor of Medicine, Primary Care and Population Health

Stanford University

“Our physical & home environment is a direct determinant of our health, and is immunoregulatory. In a year, we breathe about 6 million times, drink 250 gallons of liquid, and eat almost 2 tons of food, with hundreds of compounds interacting on our skin and immune systems. Small environmental changes make a big difference, especially in early childhood development and for vulnerable adults.”

Frequently Asked Questions

Have questions? Find answers to common customer concerns below.

What does the Heavy Metals Soil Test actually measure?

The panel runs 9 measures, covering Metals. Every one is listed on this page with its detection limit, so you can check for a specific substance before you buy.

How do I take the sample?

Take small scoops from a few spots across the area you care about, mix them in the bag provided, and seal it. A blend beats a single hole, because contamination in soil is patchy. It takes about 10 minutes, and everything you need comes in the box.

How long until I get results?

The kit reaches you in about 3 days. Once the lab receives your sample, results appear in your Nestwell account in about 10 days. Return shipping is prepaid and included.

Who analyses the sample?

An accredited environmental laboratory, using published analytical methods — the same methods and the same labs used for regulatory and commercial testing. Nestwell does not run the analysis itself.

What happens if something comes back high?

Your results are shown against the relevant reference values rather than as a bare number, so you can see which measures stand out and by how much. The lab reports what it measured; it does not diagnose, and a lab result is not medical advice.

Can I pay with an HSA or FSA?

Most Nestwell kits are HSA/FSA eligible through Truemed. Eligibility is shown on the kit page at checkout, and where it applies you can pay with pre-tax dollars.

Free. 3 minutes. No card required.

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$183