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Moumoujus

CINNAMOMUM CASSIA BARK EXTRACT.

Questionable CAS 84961-46-6 / FRAGRANCE, HAIR CONDITIONING, ORAL CARE

Cinnamomum Cassia Bark Extract is a multi-functional botanical ingredient recognized for its robust antioxidant, antimicrobial, and anti-inflammatory properties. It actively supports skin elasticity, hydration, and barrier function, making it potentially beneficial for diverse skin concerns including aging and blemish-prone skin.

Summary

Antioxidant Antimicrobial Antibacterial Anti-inflammatory Elastase Inhibitor Hyaluronidase Inhibitor Skin Elasticity Enhancer Moisturization Enhancer Sebum Regulator Pore Cleansing Skin Barrier Support Hair Conditioning Masking Oral Care

Science

Mechanism of Action

This extract operates as a potent antioxidant, neutralizing free radicals to mitigate oxidative stress and reduce the appearance of wrinkles. It exhibits antimicrobial and antibacterial actions, aiding in sebum regulation and pore cleansing for problematic skin, while also possessing anti-inflammatory effects to calm irritation and enhance microcirculation. Critically, it inhibits elastase and hyaluronidase enzymes, which are implicated in skin aging, thereby supporting skin elasticity and moisture retention. Furthermore, it boosts keratinocyte differentiation markers and hyaluronic acid synthesis, essential for strengthening the skin's protective barrier.

Research

Clinical Evidence

Medium confidence
Effective range 0.001–5%
Optimal

N/A

Key findings

  1. 01 Demonstrated inhibition of elastase and hyaluronidase enzyme activity within concentrations of 0.001-5%, contributing to improved skin elasticity and enhanced moisturization.

Transparency

Dusting Analysis

Not commonly dusted

While Cinnamomum Cassia Bark Extract offers a wide array of skin benefits from antioxidant protection to barrier support, its high potential for sensitization prevents it from being superficially overused or 'dusted' in formulations without careful consideration of concentration and target consumer.

The Formula

Formulation

Solubility
Both
Optimal pH 6 – 6
0 7 14

Stability

Optimal antioxidant activity has been observed at pH 6 in fermented aqueous solutions, though a broader optimal pH range for overall formulation stability is not comprehensively defined.

Conflicts

  • Potential for allergic reactions in sensitive individuals due to volatile fragrance compounds like cinnamaldehyde and eugenol.
  • High tannin content may require specific formulation considerations.

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk High

Despite being generally considered safe at low concentrations, Cinnamomum Cassia Bark Extract poses a high sensitization risk, particularly for sensitive skin types, due to its cinnamaldehyde and eugenol content. Patch testing is strongly advised. There is no specific CIR or SCCS assessment establishing a maximum safe concentration for cosmetic use, and the European Cosmetics Regulation recommends careful monitoring. EWG rates it 'HIGH' for Allergies & Immunotoxicity. FEMA lists it as GRAS for food flavoring, but this does not translate directly to topical cosmetic safety.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Questionable

While offering a broad spectrum of benefits for anti-aging, hydration, and problem skin, its high sensitization risk and the absence of an established maximum safe cosmetic concentration warrant extreme caution in formulation and application, especially for sensitive individuals.

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