Caffeine: Definition, Properties and Cosmetic Applications

What Is Caffeine?

Caffeine is a naturally occurring xanthine alkaloid found in coffee, tea, cocoa, guarana, kola nuts and other plants. It is a bitter, white crystalline substance and is well known for its stimulating effect on the central nervous system.

In cosmetics, caffeine is used as a functional ingredient in formulations where a stimulating, toning or conditioning effect on the skin is desired.

Caffeine in Cosmetic Formulations

Caffeine is used in a variety of cosmetic products, including:

• Eye creams and gels
• Body care products
• Bath products
• Cleansers
• Make-up products
• Shaving preparations
• Anti-cellulite products

It is particularly common in eye-care formulations, where it is used in products intended for the care of the eye contour and the appearance of puffy-looking skin.

Cosmetic Properties of Caffeine

Caffeine is used topically for its stimulating and toning properties. It can also contribute to the conditioning of the skin and is used in formulations intended to improve the appearance and feel of the skin.

Caffeine is useful in products targeting the appearance of puffiness around the eyes.

Caffeine is also frequently incorporated into body-care and anti-cellulite formulations, where it is used as part of cosmetic products designed to improve the appearance and condition of the skin.

Caffeine in Eye Care Products

Caffeine is a popular ingredient in eye creams and gels, particularly formulations designed for the appearance of puffy eyes and tired-looking skin.

Its use in these products is generally associated with the cosmetic care of the delicate eye-contour area. The final effect depends on the complete formulation, concentration and combination of ingredients.

Ingredient Information

INCI Name: Caffeine
CAS Number: 58-08-2
EINECS Number: 200-362-1