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Moumoujus

MENTHA PIPERITA AMERICAN HERB OIL.

Questionable CAS 98306-02-6 / PERFUMING

Mentha Piperita American Herb Oil, commonly known as Peppermint Oil, is a natural essential oil recognized for its distinct cooling sensation, attributed to its primary component, menthol. It offers a range of dermatological benefits, including potent anti-inflammatory, antimicrobial, and wound-healing properties, alongside its ability to help regulate sebum production.

Summary

Cooling Anti-inflammatory Antimicrobial Wound Healing Sebum Regulating Analgesic Penetration Enhancer Perfuming Refreshing Soothing

Science

Mechanism of Action

Menthol, a key constituent, activates cold-sensitive TRPM8 receptors on the skin, inducing a characteristic cooling sensation and localized analgesia. Its anti-inflammatory effects arise from inhibiting pro-inflammatory cytokines such as TNF-α and IL-1β. The oil exhibits antimicrobial activity, notably against Gram-positive bacteria like Propionibacterium acnes and Staphylococcus aureus. In wound healing, it shortens the inflammatory phase, enhances angiogenesis, epithelialization, and fibroblast migration, and elevates TGF-β gene expression. Additionally, its astringent properties aid in sebum regulation, and it can facilitate the dermal penetration of other active compounds.

Research

Clinical Evidence

Medium confidence
Effective range 0.0008–0.002%
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

Mentha Piperita Oil has an inherent pH range of 5.0-6.5. As an essential oil, it is insoluble in water but soluble in alcohol and other lipid-based systems. Menthol, a primary component, is highly fat-soluble.

Synergies

  • Potentially enhances the dermal penetration of other active ingredients, which can be leveraged for targeted delivery.

Conflicts

  • Requires significant dilution to prevent skin irritation, redness, burning sensations, or allergic reactions, especially in individuals with sensitive skin.
  • The concentration of pulegone, a natural component, must be strictly controlled and not exceed 1% in the final formulation.
  • Its penetration-enhancing capability necessitates careful consideration when formulated with other ingredients whose safety relies on limited systemic absorption.

Safety

Safety Profile

CIR Status
Safe with restrictions
Max tested
0.2%
Sensitization risk High

The CIR Expert Panel concluded that Mentha Piperita Oil is safe for use in cosmetics when formulated to be non-sensitizing, with a critical restriction limiting pulegone content to 1%. Recommended maximum concentrations are 0.2% in leave-on products and up to 3% in rinse-off formulations. It is also FDA-approved as an antitussive and generally recognized as safe (GRAS) for food use.

Your Skin

Skin Compatibility

Yes Normal
No Dry
Yes Oily
No Sensitive
Irritancy High
Comedogenicity Unknown

Our Assessment

Verdict

Questionable

Mentha Piperita American Herb Oil offers notable benefits for cooling, inflammation, and microbial control, but its high irritancy and sensitization potential necessitate extremely precise formulation and strict adherence to concentration limits, rendering it suitable only for very specific, targeted applications and not for general or sensitive skin use.

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