Caffeine
Good
Official INCI name
An antioxidant that can temporarily tighten and de-puff, often used in eye products.
What it does
Active. Does something to the skin: exfoliating acids, retinoids, vitamins, peptides, soothing agents.
“Caffeine” is its name in the EU glossary of common ingredient names (no. 4857), the names labels in the EU must use. © European Union, EUR-Lex.