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HYDRASTIS CANADENSIS EXTRACT.

Valuable CAS 84603-60-1 / FRAGRANCE, SKIN CONDITIONING

Hydrastis Canadensis Extract, derived from Goldenseal, is a potent botanical known for its rich alkaloid content, including berberine, hydrastine, and canadine. This extract offers multifaceted skin benefits, ranging from targeted cleansing and mild exfoliation to pronounced soothing and antimicrobial effects. It also exhibits antioxidant properties and supports collagen production, contributing to an even skin tone and overall skin health.

Summary

cleansing exfoliating soothing anti-inflammatory antimicrobial antibacterial antifungal antioxidant anti-aging astringent skin conditioning masking

Science

Mechanism of Action

The primary mechanism of Hydrastis Canadensis Extract involves its active alkaloids, notably berberine. Berberine facilitates cleansing and gentle exfoliation by interacting with dead skin cells, which aids in promoting a more uniform skin tone and minimizing blemishes. It exerts soothing and anti-inflammatory actions, making it beneficial for calming irritated and sensitive skin. The extract demonstrates significant antimicrobial activity, with berberine specifically disrupting bacterial cell membranes and inhibiting ATP-dependent proton pumps. Furthermore, berberine acts as an antioxidant and exhibits anti-aging potential by decreasing UV-induced MMP-1 expression and enhancing type I procollagen synthesis in human dermal fibroblasts. Its natural astringent properties also contribute to skin refinement.

Research

Clinical Evidence

Medium confidence
Effective range N/A
Optimal

N/A

Key findings

  1. 01 In vitro, berberine, a key alkaloid in Hydrastis canadensis extract, exhibited bacteriostatic activity against Gram-positive bacterial strains.
  2. 02 In vitro, berberine and other compounds from Hydrastis canadensis extract demonstrated antibacterial activity against various bacterial strains.
  3. 03 An ointment formulated with hydrastine hydrochlorate, another Goldenseal alkaloid, was observed to be highly effective as a topical application for subacute and chronic eczema, as well as scrofulous and varicose ulcers.

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Water
Optimal pH N/A
0 7 14

Stability

An aqueous extract typically exhibits a pH from mildly acidic to neutral. For optimal stability and preservation of active components, incorporation into formulations should occur during the cool-down phase, specifically below 40–50°C (104–122°F).

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Moderate

The Cosmetic Ingredient Review (CIR) and Scientific Committee on Consumer Safety (SCCS) have not specifically reviewed Hydrastis Canadensis Extract. It is recognized by the FDA as both a cosmetic agent and a dietary supplement. While generally considered safe in cosmetic formulations, some studies suggest potential neurotoxic, hepatotoxic, and phototoxic activities associated with goldenseal extract and its alkaloids, though reported adverse reactions are rare. Conflicting information exists regarding skin irritation; some sources list it as a common side effect, while others, such as SkinSAFE, classify it as 'Irritant Free' and note its utility for irritated skin. Dermal toxicity data is currently undetermined.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Valuable

Hydrastis Canadensis Extract offers a valuable array of benefits, including cleansing, soothing, and antimicrobial properties, supported by strong in vitro evidence, though its comprehensive safety profile requires further independent review.

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