What Is a “Functional Cosmetic” in Korea? How to Read Wrinkle and Brightening Claims on K-Beauty Labels
NARINFLA Journal · Ingredient Labels · Published 2026-10-01 · Last reviewed 2026-10-01 · 日本語 Short answer A functional cosmetic ( 기능성화장품 ) in Korea is a cosmetic that has been reviewed by, or reported to, the Ministry of Food and Drug Safety (MFDS) for one set benefit, such as brightening, wrinkle improvement or UV protection. It can then print that approved claim, but it is still a cosmetic, not a drug. Most of what a Korean functional cosmetic is allowed to say is printed in small Korean text on the side or back of the box. The front of a K-beauty box sells the story. The legal facts sit in a short line of Korean on the side panel: 기능성화장품 , "functional cosmetic". Those six characters tell you the product passed a government check for one specific benefit, and they also limit exactly what the product may claim. Here is how the system works, which numbers are fixed in Korean rules, and what the label does not promise. What does “functional cosmetic” mean in Kore...