
The Worst Cleaning Supplies
Testing shows many cleaners expose users to irritants and VOCs
Household cleaning products are designed to be used frequently, often in enclosed spaces and on surfaces that contact skin, dishes, clothing, and indoor air. This makes them one of the most consistent exposure sources for chemical irritants, volatile organic compounds (VOCs), and sensitizers.
Independent ingredient reviews and safety classifications from 2025 testing show that several widely used products contain compounds associated with skin irritation, respiratory effects, endocrine disruption, or allergic sensitization.
Below are some of the lowest-rated cleaning products reviewed this year and the ingredient concerns driving those scores.
Surface Cleaners
Clorox Free & Clear — 2/100
Primary concern:
- Sodium laureth sulfate (SLES)
SLES is a surfactant that can strip natural skin lipids and increase eye and skin irritation, especially with repeated exposure. While commonly used in cleaners and personal care, higher concentrations increase barrier disruption risk during routine household use.
Swiffer Dusters — 4/100
Primary concern:
- Benzene-related volatile organic compounds
Some dusting products emit VOCs associated with petroleum-derived manufacturing processes. Benzene is classified as a known human carcinogen linked to leukemia and lymphoma in occupational exposure studies. Even low-level indoor air exposure is discouraged.
Lysol Disinfectant Spray — 18/100
Primary concern:
- Fragrance mixtures
Fragrance formulations often contain phthalates and synthetic musks, which have been linked to endocrine disruption, altered reproductive hormones, and potential associations with breast and reproductive cancers in epidemiological studies.
Dishwasher Detergents
Cascade Platinum Plus — 20/100
Primary concern:
- Strong surfactants and enzyme systems
Highly concentrated detergent blends can disrupt intestinal epithelial integrity when residues remain on dishware. Animal and cell studies show that certain surfactants increase gut permeability, which may contribute to inflammatory responses.
Laundry Products
Downy Soft April Fresh — 4/100
Primary concern:
- Polyquaternium-32 and Polyquaternium-33
These synthetic polymers are associated with skin irritation and respiratory sensitivity, especially when aerosolized during drying cycles or transferred to clothing fibers that remain in prolonged contact with skin.
Gain Odor Defense Super Fresh — 4/100
Primary concern:
- Sodium laureth sulfate
Repeated contact with sulfate residues on clothing can weaken the skin barrier over time, particularly for people with eczema, dermatitis, or sensitive skin.
Tide Pods — 32/100
Primary concern:
- Artificial dyes
Synthetic colorants are a known cause of contact urticaria and allergic reactions in susceptible individuals, especially with prolonged skin exposure through clothing.
Air Fresheners
Febreze Air Mist Vanilla & Magnolia — 2/100
Primary concern:
- Fragrance mixtures
Fragrance can legally mask dozens to hundreds of undisclosed chemicals, frequently including phthalates, synthetic musks, and reactive terpenes that form secondary air pollutants indoors.
Trader Joe’s Cedar Balsam Air Freshener — 4/100
Primary concern:
- Methylisothiazolinone (MIT)
MIT is a powerful preservative and biocide widely recognized as a strong skin sensitizer and frequent cause of allergic contact dermatitis. Regulatory agencies have restricted its use in leave-on cosmetics, but it remains common in household products.
Why chronic exposure matters
Many of these products are not used occasionally. They are:
- Sprayed into indoor air
- Deposited on clothing
- Left as residues on dishes and surfaces
Repeated low-dose exposure can contribute to:
- Skin barrier disruption
- Respiratory irritation
- Hormonal interference
- Increased allergic sensitization over time
Because safer formulations exist, minimizing unnecessary chemical load becomes a practical way to reduce cumulative exposure without sacrificing cleanliness.
Finding safer cleaning alternatives
Product formulations change frequently, and ingredient lists do not always reflect real-world exposure risks. Independent testing and hazard scoring help identify cleaning products that limit irritants, VOCs, and endocrine-active compounds.
References
World Health Organization — Indoor Air Quality Guidelines
CDC — Benzene and Health Effects
European Chemicals Agency — Methylisothiazolinone Hazard Classification
Environmental Health Perspectives — Fragrance Chemicals and Endocrine Effects
Journal of Allergy and Clinical Immunology — Contact Dermatitis from Preservatives
Proceedings of the National Academy of Sciences — Surfactants and Gut Barrier Integrity