Quick tips
Choose non-vinyl floors.
Steer clear of PFAS-based repellents.
Verify the recycled content's origin.
Avoid 'health-benefit' antimicrobial products.
Look for CDPH emission-certified products but use other info too.
Opt for products with Health Product Declarations (HPDs) for complete content disclosure
Ranking
Linoleum
Solid Wood Floors (pre-finished)
Concrete (no finish)
Ceramic tiles (no added lead)
Solid Wood Floors (site-finished)
Cork Floors (prefinished)
PVC-free Resilient Flooring
Engineered Wood Floors (pre-finished)
Rubber or Rubber/Cork FLoors (made without tire-derived crumb rubber)
Laminate
Carpet (with no fly ash, no vinyl or polyurethane backing, and no PFAS)
Polyurethane (PU) Resilient Flooring
Engineered Wood Floors (site-finished)
Vinyl Floors (no phthalates or hazardous recycled content)
Ceramic Tiles (with added lead)
Concrete (with sealers or with densifiers/coatings containing PFAS)
Rubber or Rubber/Cork Floors (made with tire-derived crumb rubber)
Carpet (containing fly ash, vinyl or polyurethane backing, and PFAS)
Vinyl Floors (containing phthalates, hazardous stabilizers, and hazardous recycled content)