Episode 123 - Dr Jill Carnahan - Buying A Home? How To Spot Hidden Mold Before You Move In

**MEET THE GUEST** Dr. Jill Carnahan, Your Functional Medicine Expert®, is dually board-certified and founder of Flatiron Functional Medicine. A survivor of breast cancer, Crohn's, and toxic mold illness, she uncovers root causes through advanced testing and personalized care. Her bestselling memoir Unexpected and documentary Doctor/Patient share her journey. A sought-after speaker, she inspires audiences with science-backed insight, authenticity, and humor. **WHAT WE TALK ABOUT** - Bring dust sample kits (ERMI-style, e.g. Immunolytics) on every showing to test surfaces before making an offer. - Learn visual red flags: warped floorboards, stained ceilings/corners, bathroom tile growth, and stucco type/installation quality. - Keep a trusted mold inspector on call to do informal walkthroughs before an offer is made. - Ask sellers pointed questions (dishwasher leaks, shower leaks, etc.); most were surprisingly honest. - She toured 40+ homes; about 80% had significant mold, even in Colorado's dry climate and in expensive, newer homes. - Her real question wasn't "is there mold" but "where is it, how fixable, and what will it cost." - One stucco issue quoted at $250,000+ was a dealbreaker; minor sink/window-well leaks were manageable and budgeted in. - She went under contract five times, backing out four times after formal inspections revealed major issues. - Deal-breakers: foundational problems, roof/siding/stucco-wide water intrusion, and oddities like an indoor jacuzzi, versus minor, containable issues like a single leaky sink. - Sellers sometimes pushed back hard on repair-cost requests, so having a knowledgeable realtor was essential. - New homes aren't automatically safer: poor drywall/tile installation and off-gassing (formaldehyde, granite) are common, while very old homes carry decades of leak history. - Her "sweet spot": homes roughly 8 to 15 years old. - Crawl spaces and long-term single-owners with strong maintenance records are strong positive signals. - Filing a legitimate mold claim on a past condo made it harder to get new homeowners insurance. - Testing approach: dust (ERMI-style) plus air samples plus bulk/swab samples on visible growth; toilets and wax seals are common failure points worth replacing preemptively. - In Colorado, buyers can exit contracts via "inspection objection" without disclosing mold specifically; she chose whether to share findings with sellers as a courtesy. - Basements/window wells need proper stone (not mulch) and drainage to prevent water intrusion. - Post-purchase upgrades: whole-home water filtration, Moen Flo smart shutoff with leak sensors at every fixture, and multiple air filtration units. - Her advice: budget and stage fixes over time (water/roof/siding first) rather than trying to remediate everything at once. **EPISODE RESOURCES**  **AirDoctor** Hospital-grade purifier that traps mold spores, allergens & VOCs for cleaner, healthier indoor air. https://shop.thetrailtohealth.com/AirDoctor **Immunolytics** Order at-home testing for mold in your home. https://shop.thetrailtohealth.com/Immunolytics **Aquasana** Whole-home water filtration that removes contaminants for cleaner, safer water straight from every tap. https://shop.thetrailtohealth.com/aquasana **Branch Basics** Non-toxic cleaning products, perfect for a mold-safe move-in deep clean. Use code TRAILTOHEALTH for 15% off. https://shop.thetrailtohealth.com/BranchBasics **CONNECT WITH THE GUEST** **Website:** https://www.jillcarnahan.com/ **Instagram:** https://www.instagram.com/drjillcarnahan **Facebook:** https://www.facebook.com/FlatironFunctionalMedicine **YouTube:** https://www.youtube.com/@DrJillCarnahan **KEYWORDS** mold-free home, house hunting mold, ERMI dust test, mold inspection, water damage, home buying tips, air purifier, water filtration