Methylparaben
PreservativeAlso known as: Methyl 4-Hydroxybenzoate, E218
One of the most common paraben preservatives used in cosmetics. Effective at preventing mold and yeast growth.
Time to results
Results vary by individual and formulation
Broad-spectrum preservation, prevents mold and yeast, cost-effective, well-studied safety profile.
Present as a formulation ingredient. Often combined with propylparaben for broader antimicrobial coverage.
Decades of safety data. CIR and EU SCCS have concluded parabens are safe at approved concentrations. Weak estrogenic activity thousands of times less potent than natural estrogen.
- paraben sensitivity
Cautions
Controversial due to weak estrogenic activity in vitro, though concentrations in cosmetics are considered safe by regulatory bodies. Rare allergic reactions.
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