O-Cymen-5-Ol is a highly effective, broad-spectrum antibacterial cosmetic active widely used in acne-care, skin-soothing, and hygiene-focused formulations.
As a thymol isomer, it combines strong antimicrobial efficacy with excellent stability, extremely low odor, and high skin compatibility.
Unlike many traditional antibacterial agents, O-Cymen-5-Ol is halogen-free, mild, and well-tolerated, making it suitable for long-term use in skincare, oral care, and sensitive skin applications. Its ability to control microbial growth while maintaining skin comfort makes it a preferred functional ingredient in modern cosmetic formulations.
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Why Choose O-Cymen-5-Ol?
1 Broad-Spectrum Antibacterial Performance
Effectively inhibits a wide range of bacteria associated with acne, inflammation, and skin imbalance.
2 Mild & Non-Irritating
Demonstrates low skin irritation, suitable for daily-use products and sensitive skin formulations.
3 High Stability & Low Odor
Chemically stable with minimal odor, allowing easy formulation without affecting sensory profile.
4 Halogen-Free & High Acceptance
Free from halogen elements, supporting higher regulatory acceptance in skin and oral care products.
Key Benefits
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Helps prevent and reduce acne formation
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Soothes redness and inflammation associated with breakouts
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Controls excess sebum while maintaining skin hydration
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Supports pore-refining and skin-balancing effects
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Provides UV absorption and antioxidant benefits as a multifunctional active
Typical Applications
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Anti-acne creams, gels, and lotions
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Oily and acne-prone skincare products
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Sensitive skin and calming formulations
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Oral care products (e.g. toothpaste, mouthwash)
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Personal hygiene and antimicrobial cosmetic products
Recommended Usage Level
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Suggested dosage: 0.03% – 0.10%
The optimal level depends on formulation type, target efficacy, and regulatory requirements.
Technical Information
INCI Name: O-Cymen-5-Ol
INCI (CN): 邻伞花烃-5-醇
CAS No.: 3228-02-2Parameter Specification Appearance Colorless needle-like or granular crystals Odor Nearly odorless Melting Point 110 – 113°C Purity (HPLC) ≥ 98.0% Clarity (30% Ethanol Solution) Clear Arsenic (As) ≤ 2 ppm Heavy Metals (as Pb) ≤ 20 ppm Identification Maximum absorption at 279 nm ± 2 nm Formulation & Compatibility Notes
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Suitable for a wide range of cosmetic systems
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Compatible with common cosmetic ingredients
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Maintains efficacy across typical cosmetic pH ranges
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Ideal for multifunctional formulations combining antibacterial and soothing effects
Supply & Documentation
Huachem Ingredients Co., Ltd. supplies high-purity O-Cymen-5-Ol with stable quality and reliable global supply.
Available documentation includes:-
TDS / COA
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SDS
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Regulatory support files
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Formulation guidance upon request
For samples, specifications, or pricing, please contact our technical sales team.
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