Descrizione

Salix Alba Extract is derived from various parts of the Salix alba tree, commonly known as white willow. This extract is valued for its soothing, anti-inflammatory, and astringent properties and is used in a variety of cosmetic and skincare formulations.

Chemical Composition and Structure

Active Compounds: Contains salicylic acid, salicin, flavonoids, and tannins. Salicylic acid is a beta-hydroxy acid (BHA) known for its exfoliating and anti-inflammatory effects.
Salicin: The primary active compound, which converts to salicylic acid in the body.

Physical Properties

Appearance: Clear or pale yellow solution.
Odor: Mild, with a characteristic vegetal fragrance.
Solubility: Soluble in water-based and alcoholic formulations.
Texture: Lightweight and easily absorbed by the skin.

Production Process

Harvesting: Various parts of the Salix alba tree are collected.
Extraction: The parts are subjected to extraction methods such as maceration or solvent extraction to obtain the active components.
Filtration: The extract is filtered to remove any solid residues.
Concentration: The extract may be concentrated to enhance its effectiveness.
Packaging: The final extract is packaged in sterile conditions to maintain its quality and potency.

Applications

Cosmetic: Used in skincare products for its exfoliating, anti-inflammatory, and astringent properties. Commonly included in cleansers, toners, masks, and anti-aging treatments.
Pharmaceutical: May be used in topical treatments for its anti-inflammatory and soothing properties.
Food: Generally not used in food products.

Environmental and Safety Considerations

Biodegradability: The extract is designed to be environmentally friendly and biodegradable.
Toxicity: Generally regarded as safe for topical use. Should be used according to established guidelines to avoid potential allergic reactions or skin irritations. People sensitive to salicylates should exercise caution. It is important to ensure that the extract is sustainably sourced and free from harmful contaminants.
Disposal: Should be disposed of in accordance with local environmental regulations to minimize environmental impact.

INCI Functions:


Skin conditioning agent. It is the mainstay of topical skin treatment as it has the function of restoring, increasing or improving skin tolerance to external factors, including melanocyte tolerance. The most important function of the conditioning agent is to prevent skin dehydration, but the subject is rather complex and involves emollients and humectants that can be added in the formulation.
Synonyms:

CAS: 84082-82-6 EC number 282-029-0