Ingredient glossary
Use with cautionAdded flame retardant chemicals
What it is
Flame retardant chemicals are treatments added to foam, fabric, or plastic so a product meets a flammability standard. In children's gear, car seat foam and covers especially, the two families that draw the most scrutiny are brominated compounds (PBDEs and related brominated flame retardants) and chlorinated organophosphates (TDCPP, sometimes called "chlorinated Tris"), both classed as organohalogen flame retardants. Not every flame-retardant treatment is one of these: some products meet flammability standards through inherently resistant fibers or a denser weave instead of a chemical additive, which is what a "no added flame retardants" claim is describing. That claim is about the manufacturer's stated formulation choice, not an independent lab result the two are different kinds of evidence and shouldn't be read as interchangeable.
Why it's flagged
Organohalogen flame retardants migrate out of foam and fabric over time as dust, and children's hand-to-mouth contact is a well-documented exposure pathway. Laboratory research, most notably Stapleton et al.'s 2011 analysis of polyurethane foam from baby products, found brominated and chlorinated flame retardants present in a majority of the products tested, several at concentrations associated in later studies with endocrine disruption and effects on neurodevelopment. Partly in response to this evidence, California's Technical Bulletin 117-2013 changed its furniture-foam flammability test to one most foams can pass without any added chemical treatment, which is why "no added flame retardants" became a realistic, common claim across juvenile products starting around 2014 rather than an exception.
How concerned to be
Not every flame retardant carries the same evidence of harm, and this class shouldn't be read with the same near-blanket caution as PFAS. The organohalogen compounds above have the strongest documented concern; the practical takeaway is the same as with any manufacturer material claim, though, "no added flame retardants" and "flame-retardant-free" describe what was deliberately put in during manufacturing, not what independent lab testing has confirmed is absent from a specific unit. Treat the two claims as complementary, not redundant: a manufacturer disclosure is a real, useful data point, but it is not independent verification, and this site labels each claim by which kind of evidence actually backs it.
What it's called on a label
Look for any of these on an ingredient list: Flame retardants, FR chemicals, Organohalogen flame retardants, PBDE, TDCPP, Chlorinated Tris, Flame retardant, FR-free, No added flame retardants, Flame-retardant-free, Meets TB117-2013 without added chemicals.
Sources
- Identification of Flame Retardants in Polyurethane Foam Collected from Baby Products, Stapleton, H.M. et al., Environmental Science & Technology (2011)
- Exposure Assessment Tools by Chemical Classes — Flame Retardants, U.S. Environmental Protection Agency (2026)
- Technical Bulletin 117-2013: Requirements, Test Procedure and Apparatus for Testing the Smolder Resistance of Materials Used in Upholstered Furniture, California Department of Consumer Affairs, Bureau of Household Goods and Services (2013)