Phthalates
Believed to be endocrine disrupters, phthalates can lead to a slew of hormonal health problems.
Petroleum Distillates
Paraffin wax and liquid paraffin are petroleum distillation byproducts.
There’s concern around how they’re sourced and possible contamination with PAHs, which are a known carcinogen.
Coal Tar
A byproduct of coal processing that is a known carcinogen.
Toulene
A toxic ingredient found commonly in nail productsand hair dyes.
Lead
Metals such as lead have been linked to cancer and reproductive toxicity.
Lead has been proven to be a neurotoxin.
Ethanolamines (Triethanolamine, Diethanolamine, DEA, TEA)
The European Commission prohibits DEA in cosmetics.
There are concerns about the formation of carcinogenic nitrosamines.
Methylchloroisothiazolinone and Methylisothiazolinone
Both of these ingredients have been associated with dermatitis and allergic reactions.
And since there’s new research coming out on the daily, this list might change.
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National Cancer Institute.Coal Tar and Coal Tar Pitch.
Updated December 28, 2018.
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National Toxicology Program.Report on Carcinogens, Fourteenth Edition.
2013;86(1):16-20.
Scherrer MA, Rocha VB, Andrade AR.Contact Dermatitis to Methylisothiazolinone.An Bras Dermatol.
2015;90(6):912-914. doi:10.1590/abd1806-4841.20153992
