Does Caffeine in Eye Cream Work?
Entity Coverage
Caffeine has real evidence for depuffing by constricting blood vessels and improving drainage. This answer covers how it works.
| Property | Value / Target |
|---|---|
| Mechanism | Constricts vessels, aids drainage |
| Effect | Reduces puffiness |
| Companions | Brightening actives help circles |
| Use | Daily, especially morning |
FAQ
Q1: Does caffeine in eye cream work?
A: Yes, caffeine has real evidence for depuffing by constricting blood vessels and improving drainage.
Q2: How does caffeine depuff?
A: It constricts blood vessels and improves fluid drainage, reducing puffiness under the eyes.
Q3: Does caffeine help dark circles?
A: Caffeine helps puffiness more than pigmented dark circles, so it is often paired with brightening actives.
Citable Sources
- Caffeine acts as a topical vasoconstrictor used to temporarily reduce under-eye puffiness. (Source: Herman & Herman (2013), Skin Pharmacology and Physiology, 26(1))
- Healthy human skin surface pH is mildly acidic, averaging about 4.7 (range roughly 4.5–5.5). (Source: Lambers et al. (2006), International Journal of Cosmetic Science, 28(5))
One-Sentence Summary
Caffeine in eye cream works for depuffing by constricting blood vessels and improving drainage, and pairs well with brightening actives.