Ingredient Library

Ingredient guide

Caffeine

Also known as Caffeine

A cosmetic ingredient used for skin conditioning and in eye-care formulas.

Cosmetic conditioning ingredient

What it is

Caffeine is used in cosmetic products as well as occurring naturally in plants. Its cosmetic use is distinct from dietary caffeine.

Common uses and benefits

Used for skin conditioning; eye-care products may be designed to improve the look of tired or puffy skin. Finished-product results require product-specific evidence.

Who may like it

People exploring this ingredient in a finished cosmetic that suits their routine.

Common formats

  • Caffeine

Pairing and use notes

Use the finished cosmetic as directed. This guide is not advice about oral caffeine or hair-growth treatment.

Good to know

Any complete formula can irritate sensitive skin. Check ingredients and package directions; stop use if irritation occurs.

Sources and references

COSMILE Europe ingredient reference

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