Glabridin is a natural compound extracted from licorice root and is commonly used in cosmetics for its skin-brightening and antioxidant properties. It is a popular ingredient in skincare products designed to address hyperpigmentation, even out the skin tone, and provide various other benefits for the skin. Here are the cosmetic functions and applications of Glabridin:

1. Skin Brightening: Glabridin is known for its ability to inhibit the enzyme responsible for melanin production (tyrosinase). By reducing melanin synthesis, it helps to lighten dark spots, freckles, and other forms of hyperpigmentation, leading to a more even and brighter complexion.

2. Antioxidant Benefits: Glabridin has antioxidant properties, which help to neutralize free radicals that contribute to premature aging and skin damage. By protecting the skin from oxidative stress, it can support overall skin health and combat signs of aging.

3. Anti-Inflammatory: Glabridin has anti-inflammatory properties that can help soothe and calm the skin, making it beneficial for individuals with sensitive or irritated skin.

4. UV Protection Enhancement: Some studies suggest that Glabridin may enhance the effectiveness of other sunscreen ingredients, providing additional protection against harmful UV rays.

1. Serums and Toners: Glabridin is often found in skin-brightening serums and toners formulated to target hyperpigmentation and promote an even skin tone.

2. Brightening Creams and Lotions: Glabridin is used in brightening creams and lotions designed to fade dark spots and reduce the appearance of uneven skin tone.

3. Spot Treatments: It can be used in spot treatments or targeted products to address specific areas of hyperpigmentation or dark spots.

4. Facial Masks: Glabridin is incorporated into some facial masks that aim to brighten and improve the overall complexion.

5. Eye Creams: In eye creams, Glabridin's skin-brightening and antioxidant properties can help reduce the appearance of dark circles and support the delicate skin around the eyes.