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MONARDA DIDYMA OIL.

Valuable CAS 91722-89-3 / TONIC

Monarda Didyma Oil is a multi-functional botanical extract recognized for its antimicrobial, anti-inflammatory, and antioxidant properties. It effectively targets acne-causing bacteria and soothes skin inflammation, contributing to a clearer, more balanced complexion. This ingredient also supports skin regeneration and provides protection against environmental stressors.

Tonic Antimicrobial Anti-inflammatory Antioxidant Sebum regulator Wound healing

Science

Monarda Didyma Oil acts on the skin through several mechanisms. Its antimicrobial properties, attributed to compounds like carvacrol, combat P. acnes bacteria and disrupt bacterial biofilms, crucial for managing breakouts. The oil exerts anti-inflammatory effects by modulating inflammatory cytokines, specifically decreasing pro-inflammatory IL-6 and increasing miR-146a expression in vitro, suggesting an impact on the Toll-like receptor-4 signaling pathway. As an antioxidant, it neutralizes free radicals, safeguarding against premature aging and collagen degradation. It also helps regulate sebum production, maintaining skin balance without excessive drying, and promotes wound healing by stimulating fibroblast activity and tissue repair.


Research

Medium confidence
Effective range 0.5–2%
Optimal

1%

Key findings

  1. 01 Recommended as a starting dilution for sensitive skin types, with weekly use and patch testing advised to minimize irritation potential.
  2. 02 Suggested dilution for facial application, ideally combined with a non-comedogenic carrier oil (e.g., jojoba, squalane).
  3. 03 Demonstrated anti-inflammatory activity in LPS-stimulated U937 cells, implying in vivo anti-inflammatory potential through modulation of IL-6 and miR-146a via the Toll-like receptor-4 signaling pathway.
  4. 04 Confirmed efficacy in disrupting bacterial biofilms, indicating utility in addressing persistent breakouts.

Transparency

Not commonly dusted

The Formula

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

Generally stable across a neutral pH range, ensuring broad compatibility with diverse cosmetic formulations.

Conflicts

  • High concentrations should be avoided due to the potential risks associated with phenol-rich compounds.
  • Daily application, especially on facial skin, may contribute to sensitization or disrupt the skin's microbiome; limiting use to 2-3 times per week is recommended.
  • Requires dilution in a suitable carrier oil for topical application, particularly for individuals with sensitive skin.

Safety

CIR Status
Not reviewed
Pregnancy
Caution
Sensitization risk Moderate

Due to limited clinical data, use of Monarda Didyma Oil is advised against during pregnancy and lactation. Essential oils rich in phenols, such as thymol-dominant Monarda, may pose risks at elevated concentrations. This ingredient complies with EU Regulations (EC) 1907/2006 (REACH) and (EC) 1272/2008 (CLP Regulation), containing no SVHCs above 0.1% or CMR category 1A/1B substances. It also adheres to Senate Bill S4389B, limiting 1,4-dioxane to 1 ppm.


Your Skin

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Moderate
Comedogenicity Unknown

Our Assessment

Valuable

Monarda Didyma Oil is a valuable ingredient, offering broad benefits for various skin types, particularly for managing acne, inflammation, and oxidative stress, provided it is used in appropriate dilutions and with careful consideration for sensitive skin.


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