Last Updated on August 15, 2025 by NonToxicSwaps
Traditional bubble baths often contain harsh chemicals like parabens, sulfates, and synthetic fragrances, which can irritate skin and harm the environment. Switch to one of these non toxic bubble bath brands for a safer way to enjoy a relaxing bath.
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Ingredients to Avoid in Bubble Bath
- Fragrance/Parfum: umbrella term including hundreds of toxins, including hormone disrupting phthalates, as well as skin irritants and allergens. Chemicals that are hidden behind this term can be carcinogenic, respiratory irritants, endocrine disruptors, reproductive toxins, neurotoxins, and more (PMID: 35669814)
- Parabens: preservatives linked to endocrine disruption (PMID: 29596967), known to be carcinogenic due to endocrine disruption (PMID: 36746253) Parabens may be listed as methylparaben, ethylparaben, propylparaben, butylparaben, isobutylparaben, isopropylparaben, and benzylparaben.
- Ethoxylated ingredients (PEGs, PPGs, polysorbates, ceteareth, phenoxyethanol): ethoxylation process produces ethylene oxide, a carcinogen and developmental toxin (PubChem CID: 6354) and 1,4-dioxane, a suspected carcinogen (PubChem CID: 31275)
- Phenoxyethanol: deemed generally safe at a 1% concentration, however it’s production process, ethoxylation, can potentially contaminate phenoxyethanol with 1,4-dioxane and ethylene oxide (see above for ethoxylated ingredient description) (PubChem CID: 31236)
- Polyquaterniums: (aka “quats”) group of polymers that may release formaldehyde and produce nitrosamines, both of which are known carcinogens (PubChem CID: 6433396)
- Dyes: can be carcinogenic, genotoxic and offer no benefit to the product other than color (example: Red 40, Blue 1, Yellow 5) (PMID: 23026007)
- Phthalates: preservative linked to reproductive & developmental toxicity, potentially linked to ADD and learning disabilities (PMID: 24267794) potential carcinogen & endocrine disruptor (PubChem CID: 3026)
- Sodium Laureth Sulfate (SLES): penetration enhancer which can cause other ingredients to be more readily absorbed through the skin; may cause skin irritation, may react with other ingredients to form nitrosamines (carcinogen), may contain 1,4-dioxane (carcinogen)
- Sodium lauryl sulfate (SLS): skin & potential respiratory irritant (PubChem CID: 3423265)






