Caffeine: K-beauty ingredient guide 카페인
⏱ 1 min read
⚡ Quick answer: The workhorse of eye products. Caffeine constricts surface vessels temporarily, which softens the look of puffiness and shadow for a few hours — a real, genuinely short-lived effect, which is why it belongs in your morning routine.
The workhorse of eye products. Caffeine constricts surface vessels temporarily, which softens the look of puffiness and shadow for a few hours — a real, genuinely short-lived effect, which is why it belongs in your morning routine.
What Caffeine does for your skin
- Used in eye formulas for the look of puffiness and shadow
- Also acts as a mild antioxidant on skin
Best for
🌌 Caffeine compatibility map
Tap any ingredient to open its guide. ━ pairs well · ┈ use with care.
🤰 Pregnancy: Generally considered fine — confirm with your doctor. · ⏰ Use: AM
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✍️ Written & reviewed by the KoreaPlus Editorial team — dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed: 2026-08-23.
General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.