Authority source
Safety basis: FDA
FDA assessment
Preservative
Propylparaben is a type of preservative used to prevent the growth of bacteria and mold in products. It's commonly found in personal care products like lotions and creams.
What it is
Propylparaben is a synthetic chemical derived from parabens, used to prevent microbial growth in products.
Found in
lotions, creams, shampoos, conditioners, body washes
The concern
Some studies have linked propylparaben to hormone disruption and reproductive issues, but more research is needed to fully understand its effects on human health.
Legal status
Propylparaben is generally recognized as safe (GRAS) by the FDA, but some EU countries have banned its use in leave-on products due to concerns over hormone disruption.
Propylparaben has been linked to hormone disruption and reproductive issues in animal studies, but its effects on humans are still being researched.
Authority source
FDA assessment
Article / explainer
PubMed study
PubMed • Consumer-use exposure study focused on methylparaben and propylparaben absorption and estrogenic potential.
Read sourceVideo explainer
No highly relevant video explainer found yet.
Community questions
paraben comparison • preservative systems • rinse-off vs leave-on • sensitive skin
People commonly ask how propylparaben differs from methylparaben, why parabens are combined in formulas, and whether concerns change between rinse-off and leave-on products. Context only, not used as safety evidence.
Compare this ingredient with related ingredients and common alternatives.
Benzoyl Peroxide
Another preservative in the reviewed ingredient set.
Benzyl Alcohol
Another preservative in the reviewed ingredient set.
Citric Acid
Another preservative in the reviewed ingredient set.
Methylparaben
Another preservative in the reviewed ingredient set.
Parabens
Another preservative in the reviewed ingredient set.
Phenoxyethanol
Another preservative in the reviewed ingredient set.
Last updated: June 9, 2026