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Moumoujus

FERULA ASSA FOETIDA ROOT EXTRACT.

Questionable CAS 90028-70-9 / PERFUMING, SOOTHING, TONIC

Ferula Assa Foetida Root Extract, derived from the Asafoetida plant, offers a multifaceted approach to skin health. It is known for its ability to reduce hyperpigmentation and even skin tone by inhibiting melanin synthesis, while also providing anti-aging benefits through the revitalization and proliferation of dermal fibroblasts. Furthermore, its antioxidant, anti-inflammatory, and soothing properties contribute to overall skin resilience and comfort.

Summary

Skin Lightening Evening Skin Tone Anti-Aging Antioxidant Anti-inflammatory Antimicrobial Antifungal Soothing Tonic Perfuming

Science

Mechanism of Action

This extract primarily functions through strong *in vitro* anti-tyrosinase activity, which interferes with the initial enzymatic steps of melanin synthesis, leading to reduced melanogenesis, visibly evening skin tones, and promoting skin lightening. It also exerts revitalizing effects on senescent human dermal fibroblasts and stimulates the proliferation of normal fibroblasts at precise low concentrations. The ingredient further contributes to skin health with antioxidant, anti-inflammatory, antimicrobial, and antifungal properties, alongside a soothing and tonic effect.

Research

Clinical Evidence

Medium confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Both
Optimal pH N/A
0 7 14

Stability

Formulation presents challenges due to the ingredient's inherently gummy texture and a strong, unpleasant odor, which is attributed to volatile oils rich in sulfurous compounds. These characteristics require careful consideration during product development to ensure aesthetic appeal and user experience.

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Moderate

While a dermal maximum concentration is not explicitly determined, *in vitro* studies indicate toxicity to human dermal fibroblasts and cell death at concentrations above 5 x 10^-7 g/mL of the oleo gum resin. Allergenic activity has been observed with external application of asafetida oleoresin powder, particularly in individuals with regular exposure or pre-existing dermatitis. Its status as an FDA-monographed skin lightener is not established, with hydroquinone being the only current FDA-approved ingredient for this claim.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Questionable

Despite promising *in vitro* efficacy in skin lightening and fibroblast revitalization, this extract presents significant formulation challenges due to its strong odor and gummy texture, alongside a noted moderate allergenic potential and *in vitro* toxicity at slightly elevated concentrations, necessitating cautious application and further *in vivo* research for topical products.

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