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Moumoujus

PELARGONIUM CRISPUM LEAF OIL.

Valuable CAS 90082-46-5 / PERFUMING

Pelargonium Crispum Leaf Oil, often referenced interchangeably with Geranium oil or Pelargonium graveolens oil in cosmetic formulations, is a multi-functional botanical extract. It is recognized for its antioxidant, antibacterial, and anti-inflammatory properties, offering benefits such as sebum regulation, skin healing, and astringent effects for a more refined complexion.

Summary

Antimicrobial Antifungal Masking Perfuming Skin Conditioning Antioxidant Anti-inflammatory Astringent Sebum Balancing Skin Healing

Science

Mechanism of Action

This essential oil exerts its beneficial effects through several pathways. It provides antioxidant protection, helping to neutralize free radicals and mitigate oxidative damage. It exhibits antibacterial, antimicrobial, and antiseptic properties, which contribute to reducing acne breakouts and safeguarding against skin infections. Additionally, it possesses anti-inflammatory capabilities to soothe irritated or inflamed skin. Functioning as an astringent, it can tighten and tone the skin, refining pore appearance and improving firmness. It is also known to help balance sebum production, making it suitable for both oily and dry skin types, and promotes overall skin healing and regeneration. Key active components contributing to these actions include citronellol, geraniol, and linalool.

Research

Clinical Evidence

Medium confidence
Effective range 1–5%
Optimal

N/A

Key findings

  1. 01 Demonstrated significant antioxidant potential, with IC50 values recorded at 0.26 ± 0.02 mg/mL and 3.88 ± 0.45 µg/mL in studies primarily involving Pelargonium graveolens essential oil against ABTS radical cation.
  2. 02 Exhibited antibacterial efficacy against various microorganisms at minimum inhibitory concentrations (MIC) ranging from 0.25% to 2% v/v for Pelargonium graveolens essential oil.
  3. 03 Steam-distilled essential oil and extracts of Pelargonium leaves, including P. crispum, have shown in vitro antibacterial activity against pathogens such as Staphylococcus aureus, Proteus vulgaris, Bacillus cereus, and Staphylococcus epidermidis.
  4. 04 General geranium essential oil (encompassing Pelargonium spp.) is noted for its anti-inflammatory properties beneficial for various skin conditions and its antibacterial/antimicrobial actions effective in reducing acne and skin infections.
  5. 05 Additional research on Pelargonium graveolens essential oil identified strong α-glucosidase inhibitory efficacy (IC50: 52.44 ± 0.29 µg/mL) and selective COX-1 inhibitory activity (IC50: 14.03 µg/mL).

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

The essential oil is inherently stable.

Conflicts

  • Fragrant components such as citronellol, geraniol, and linalool present in the oil may cause irritation in individuals with sensitive skin.

Safety

Safety Profile

CIR Status
Pending review by the Cosmetic Ingredient Review (CIR) Expert Panel as part of a Pelargonium grouping; a final safety assessment has not yet been published for this specific ingredient.
Max tested
5%
Sensitization risk Moderate

While generally recognized as safe (GRAS) by the FDA for food additive use, and broadly considered safe for topical application within 1% to 5% concentration, its constituent fragrant compounds (citronellol, geraniol, linalool) are known allergens and may induce irritation or allergic reactions, particularly in individuals with sensitive skin. A preliminary patch test is strongly recommended before widespread use.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Valuable

Pelargonium Crispum Leaf Oil is a valuable multi-functional ingredient providing antioxidant, antibacterial, anti-inflammatory, and balancing benefits for most skin types, though its fragrant compounds necessitate caution for sensitive individuals.

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