Bronopol
Bronopol is a preservative used in cosmetics and personal care products to prevent the growth of bacteria, yeasts, and molds. It helps to maintain product integrity and extend shelf life. Its effectiveness is due to its ability to release formaldehyde, which acts as an antimicrobial agent.
PreservativeVegan
RiskHigh 2.8 / 4
Sensitization i2.5 / 4
Risk of allergic contact dermatitis or immune-based reactions. Fragrance allergens, preservatives, botanicals, and some dyes may score here.
Systemic exposure i1.5 / 4
Whether it has meaningful potential to be absorbed into the body at levels that may matter biologically. Most cosmetic ingredients score low unless there is known concern or high exposure.
Rated by SpottyLabs' ingredient methodology, independent of brands.
Things to watch
- May release formaldehyde
- Potential skin sensitizer
- Can form nitrosamines
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Frequently asked questions
- Is Bronopol safe to use in cosmetics?
- Bronopol is considered safe for use in cosmetics at low concentrations, typically up to 0.1%, as regulated by authorities. Its safety is continually reviewed due to its formaldehyde-releasing properties and potential for sensitization.
- What are the concerns with Bronopol?
- The primary concerns with Bronopol include its ability to release small amounts of formaldehyde, which is a known allergen and sensitizer, and the potential for it to form nitrosamines in certain formulations, which are considered carcinogenic.
