Science
Mechanism of Action
This botanical ingredient functions as a potent antioxidant, effectively neutralizing free radicals to shield skin from environmental damage and prevent premature aging. Its robust antimicrobial and antibacterial properties target pathogens like Cutibacterium acnes, helping to manage and prevent breakouts while purifying the skin. Additionally, it provides anti-inflammatory and soothing effects, minimizing redness and irritation, and acts as a natural astringent to cleanse pores and regulate sebum production. It also conditions the skin by forming a protective layer, enhancing moisture retention for a smoother feel, and can contribute to a balanced skin microbiome.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 Topical application of a standardized phytocosmetic preparation including Thymus Vulgaris significantly reduced facial wrinkles and expression lines, and promoted face oval remodelling in women volunteers.
- 02 Thyme essential oil and aqueous extracts have been shown to inhibit the proliferation of Cutibacterium acnes, mitigate skin inflammation, and counteract oxidative stress.
- 03 Thyme hydrosol exhibited substantial antibacterial efficacy, even when diluted up to four times.
- 04 An in vitro study demonstrated that a 0.15% extract from T. vulgaris L. leaf and stem achieved 92.0% free radical scavenging activity.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Thyme hydrolates typically exhibit a slightly acidic pH, ranging from 4.8 to 5.9. For extracts, a pH range of 4.0 to 6.5 has been reported for stability. To preserve heat-sensitive compounds, it is recommended to incorporate this ingredient into the water phase during the cool-down stage of formulation, ideally below 40-50°C (104-122°F).
Safety
Safety Profile
While generally considered safe and non-toxic for cosmetic application at appropriate concentrations, its inherent strong aromatic compounds carry a moderate potential for irritation or allergic reactions in susceptible individuals, presenting as redness, itching, or dryness if overused. Patch testing is advised, particularly for those with sensitive skin or known thyme allergies. Notably, SkinSAFE categorizes Thymus Vulgaris Flower/Leaf/Stem Water as 'Teen SAFE' and free from numerous common allergens and irritants.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Thymus Vulgaris Leaf/Stem Water is a valuable ingredient offering broad benefits for aging, acne-prone, and sensitive skin, despite a moderate risk of irritation for highly sensitive individuals.
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References
Sources
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