Rehmannia Glutinosa Rhizome Extract is an extract derived from the rhizomes of Rehmannia glutinosa, a member of the Orobanchaceae family. Known for its soothing, antioxidant, and regenerative properties, this extract supports skin health and improves skin elasticity. Primarily used in cosmetics, Rehmannia Glutinosa Rhizome Extract is ideal for hydrating, calming, and protecting the skin from environmental stressors.

Chemical Composition and Structure

The extract contains a combination of polysaccharides, iridoids, flavonoids, and amino acids. These bioactive components offer antioxidant and soothing properties, reducing inflammation and protecting the skin from oxidative stress. Polysaccharides support moisture retention, while iridoids and flavonoids protect the skin from free radical damage, promoting a youthful and radiant appearance.

Physical Properties

It is available in liquid form, water-soluble, and easily incorporated into creams, serums, lotions, and masks. Its lightweight texture makes it suitable for all skin types, providing hydration and a soothing effect without adding weight.

Production Process

Rehmannia Glutinosa Rhizome Extract is produced through an extraction process from the dried rhizomes of Rehmannia glutinosa. The rhizomes are harvested, dried, and macerated to release bioactive compounds, which are then purified and concentrated for cosmetic use, preserving the nourishing and regenerative properties of the extract.

Applications

• Medical: While primarily used in cosmetics, Rehmannia Glutinosa Rhizome Extract is studied for its antioxidant and anti-inflammatory properties, with potential applications in treatments for sensitive and inflamed skin.

• Cosmetics: Rehmannia Glutinosa Rhizome Extract is used in skincare products for its hydrating, soothing, and protective properties. It helps improve skin elasticity, soothe irritations, and protect against oxidative damage, making it ideal for formulations targeting sensitive and mature skin.

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.

Environmental and Safety Considerations

Rehmannia Glutinosa Rhizome Extract is considered safe for cosmetic use. As a plant-based and biodegradable extract, it has minimal environmental impact. Sustainable cultivation of the plant is essential to ensure a responsible supply and reduce ecological impact.

For further information and studies:

Rehmannia glutinosa