Mintiol is a 100% natural-based, multifunctional ingredient derived through green chemistry (chemical or physical processing of natural precursors). While it is declared under the INCI name Parfum, its primary function in modern formulations is as a preservative booster or standalone preservation system. It is a lipophilic, pale yellow liquid that provides a characteristic fresh mint scent alongside cooling and soothing sensory properties.
Key Benefits & Performance
Mintiol is engineered to provide broad-spectrum protection by disrupting the cell membranes of a wide variety of microorganisms.
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Broad-Spectrum Efficacy: Demonstrates strong activity against Gram-positive (S. aureus) and Gram-negative (P. aeruginosa, E. coli) bacteria, as well as yeasts (C. albicans).
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Hurdle Technology Synergy: Acts as a powerful booster for Annex V preservatives. Data shows that combining Mintiol with Sodium Benzoate or Potassium Sorbate achieves Criteria A (European Pharmacopoeia) at lower concentrations of the traditional preservative.
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High pH Stability: Mintiol remains active and provides at higher pH
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Dual-Action Sensory: In addition to microbial control, it delivers a localized cooling effect, making it ideal for after-sun, post-shave, or “refreshing” skincare lines.
Mintiol is a natural multifunctional antimicrobial ingredient, supplied as a pale yellow to yellow liquid with a characteristic fresh mint odour.
It functions both as a complete broad-spectrum preservative solution (against gram-positive and gram-negative bacteria, yeasts, and moulds) at 2%, and as a preservative booster at 0.5–1.5%,
It also delivers complementary skin benefits including cooling, soothing, and refreshing properties.
