Butylparaben
Butylparaben
Long-chain paraben preservative. Same individual cap and diaper-area restriction as propylparaben. Source: Health Canada Cosmetic Ingredient Hotlist (restricted list), compiled from docs/cosmetic-ingredient-database.json. Verify against the live canada.ca Hotlist before relying on it.
Last reviewed April 27, 2026 · Always verify against the current Health Canada Cosmetic Ingredient Hotlist before use.
Health Canada Hotlist — Restricted
Max concentration: 0.14%
Maximum 0.14% individually. Prohibited in leave-on products intended for the diaper area of children under 3 years of age. Total parabens (any combination) must not exceed 0.8%.
Product type restriction: Both types
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