Butylparaben
High ConcernAlso known as
The concern
Endocrine disruptor that mimics oestrogen. EWG Skin Deep rates it as high concern. EU banned it in leave-on cosmetics at concentrations above 0.14%. Detected in breast tumour tissue.
What to look for on labels
This ingredient may appear under any of the following names or codes on product labels:
- Butylparaben
- butylparaben
- butyl paraben
- butyl-paraben
Learn more
Read the full evidence directly from the authoritative source.
View source: EWG / EU CommissionCommonly found in
Processed meats, canned foods, packaged snacks, bread, ready meals
Other preservatives to know about
Sodium Nitrite
HIGHIARC classifies processed meat containing nitrites as a Group 1 carcinogen (causes colorectal cancer).
Sodium Nitrate
HIGHConverts to nitrite in the body; linked to colorectal cancer risk when consumed in processed meats.
Sodium Benzoate
MEDIUMReacts with Vitamin C (ascorbic acid) in drinks to form benzene, an IARC Group 1 carcinogen.
Propylparaben
HIGHEndocrine disruptor; affects testosterone and male reproductive function in animal studies.
Data sourced from IARC, FDA, EFSA, WHO and EWG public data. For informational purposes only. This does not constitute medical or legal advice.