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Your biggest health decision is your home.

Protect your home

Why a healthier home starts with understanding your environment

A healthy home starts with knowing what you are exposed to every day. Nestwell helps connect environmental health in the home to clear, personalized next steps; from air and water quality to mold, moisture, soil, and property risk.

2–5x

more pollutants in indoor air than outdoor air

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45%

of US tap water contains PFAs

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1 in 4

chronic conditions linked to environment

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Tell us what's on your mind

Pick the outcomes you care most about and we'll help build a personalized first test plan.

How it works

3 steps to a healthier home

01

Share your concerns

Tell us what's worrying you. Symptoms, a new baby, even that musty smell.

Allergies & asthma Musty smell Trouble sleeping New baby on the way Just moved in Frequent headaches
02

Test your home

We send lab-grade kits. You collect a sample, we handle the rest.

  1. Kit shipped to your door
  2. Sample collected & mailed
  3. Lab analysis underway
  4. Results in ~10 days
03

Fix what's urgent

Personalized fixes, prioritized so you know what to do first. Plus up to 20% off the products you need.

Water

High

Under-sink filter — cuts PFAS & lead

Air

High

HVAC filter swap + bedroom purifier

Daily habits

Ongoing

Ventilate 10 min, track over time

Marketplace

Lab-grade kits that turn "homes like yours" into your home — collect a sample, mail it back, get clear results.

Most popularDrinking Water Test

Water

Drinking Water Test

$179

Add
Formaldehyde Air Test

Air

Formaldehyde Air Test

$199

Add
Mold & Fungus Swab

Mold

Mold & Fungus Swab

$129

Add
Indoor Allergen Test

Allergens

Indoor Allergen Test

$339

Add

Medical advisors

Built with leading medical experts

Dr. Malathi Srinivasan
Dr. Mark Cullen
Dr. Lauren Eggert

Frequently asked questions

Is Nestwell right for my home?
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Yes — whether you live in an apartment, a single-family house, a condo, a townhome, or somewhere in between, Nestwell is designed to meet you where you live.

Every home has its own health profile. Apartments deal with shared ventilation, building materials you didn't choose, and water systems you can't see. Older houses bring different concerns than new builds. Renters have different constraints than owners.

We tailor your report and recommendations to your specific situation — including what's actually in your control. There are meaningful improvements you can make in any home, and we focus on the ones that fit your space, your lease, and your budget.

If you have walls, water, and air, we can help.

How does Nestwell figure out my home's health?
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It starts with a short intake — about 1–3 minutes. You tell us a bit about your home and areas of concern, and we do the rest. We combine your answers with location-specific environmental data and benchmarks from leading science-backed sources, and give you a Nestwell Score and a directional risk signal across the categories that matter for indoor health: air, water, materials, and more.

You get a personalized report that explains what we found, what it means in plain language, and what's worth acting on first. If a category warrants a closer look, we'll recommend a specific test kit from our curated marketplace. Once your results come back, your virtual walkthrough with a Nestwell expert puts the data in context. As you make changes to your home, your score updates — so you can see your home's health improve over time.

Where does the data come from?
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Your initial Nestwell Score draws on trusted public data tied to your address — at the neighborhood and ZIP code level. We pull from sources like the EPA, the Environmental Working Group (EWG), and property data providers to build a baseline picture of what's likely happening in and around your home.

To go from area-level data to what's actually happening inside your home, we partner with SimpleLab, a trusted lab, for at-home testing kits. When your report flags a category worth confirming, our kits give you lab-grade results specific to your home — not just your neighborhood. That combination — public data for the baseline, lab testing for the specifics — is how we move from "homes like yours" to "your home."

How long does it take to get my report?
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Your initial Nestwell report is ready in a few minutes — as soon as you finish your intake. You'll see your Nestwell Score, your risk signal across each category, and your top recommended next steps right away.

If your report flags a category worth testing, lab results from your test kits typically come back in 3–7 days, depending on the kit you've selected and shipping time. Once your results are in, you can schedule your virtual walkthrough with a Nestwell expert to make sense of the data and build your plan.

What's included in the virtual walkthrough?
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Your virtual walkthrough is a 30-minute video session with a Nestwell home health expert, scheduled after your test kit results come back. It's designed to help you make sense of your testing data — not just see numbers, but understand what they mean for your home and what to do about them. Before the call, your expert has already reviewed your intake, report, and lab results — so you spend the time on what matters. Together you'll:

  • Walk through your test results and what they actually mean for your home
  • Translate numbers into priorities — what to address first vs. what's not urgent
  • Match each priority to a concrete next step — a DIY fix, a product swap, or a professional service
  • Show concerns first-hand for live feedback and recommendations
  • Build a sequenced plan with realistic timing and budget

You'll leave with a written recap and clear next steps.