Olive Young & Pharmacy Derma Skincare: Sunscreens, Patches

bttr's 펩타이듀 카페인 아이 리프레시 패치 7매 sells for 22,500 KRW on the brand's official store, checked 2026-09-19, and it is one clear example of why browsing Korean pharmacies and Olive Young while traveling pays off for two categories in particular: eye patches and sunscreen, where pharmacy-brand pricing beats duty-free markup. Its individually wrapped patches pack into a carry-on with no liquid-volume limit. The deciding factor before buying anything on this list is skin type and trip length: oily or combination skin tolerates most Olive Young best-seller sunscreens without issue, dry or sensitive skin does better with a cica or PDRN-based formula, and carry-on-only travelers should favor sheet-format patches over jars or pump bottles. VT Cosmetics, Rejuall, Biodance, Medihal and Tocobo all sit on Olive Young or pharmacy shelves alongside bttr, and the three sections below line up prices, formats and fit against that axis. On the tax side, purchases from a single Olive Young or pharmacy receipt totaling at least 30,000 won typically qualify for the standard tourist tax refund, with on-site refund kiosks at Incheon and Gimpo handling smaller receipts before departure.

VT Cosmetics Caffeine Eye Patch (60-count)

VT Cosmetics' Caffeine Eye Patch, a 60-count pack, sells for 26,000 KRW on Musinsa, checked 2026-09-19. The formula's full ingredient list is published on VT Cosmetics' official site, with caffeine listed as the lead active ingredient rather than a peptide or hyaluronic acid blend. Caffeine-based patches such as this one work by temporarily constricting blood vessels under the eyes to drain pooled fluid, suiting a traveler who wants puffiness addressed with a single documented active.

• Pro: the 60-count pack lowers the per-patch cost for a multi-week trip.
• Con: the single-caffeine formula skips the added peptide complex some other patches in this category include.

bttr 펩타이듀 카페인 아이 리프레시 패치 7매

bttr's 펩타이듀 카페인 아이 리프레시 패치 7매 sells for 22,500 KRW on the brand's official store, checked 2026-09-19, and a single-patch pack of the same item runs 5,000 KRW for a traveler who wants to try it before committing to the larger pack. The brand's product page lists caffeine at 3,000ppm and a six-peptide complex as the formula's two headline ingredients. Caffeine at that concentration is formulated to constrict surface vessels and drain overnight puffiness after a long-haul flight, and the six-peptide complex is formulated to support under-eye firmness through several early departures in a row. Each patch ships individually wrapped, so the pack fits a carry-on without triggering the liquid-volume rule that applies to sunscreen or cleanser bottles. Applying an eye patch immediately after a retinoid step can sting the thin under-eye skin, so leaving a few minutes between the two steps is worth building into a travel routine.

• Individually wrapped patches avoid carry-on liquid limits entirely.
• The 3,000ppm caffeine dose targets morning puffiness from cabin pressure and short sleep.
• The six-peptide complex is aimed at under-eye firmness across a multi-day trip.
• The 7-count pack lowers the per-patch price against the single 5,000 KRW pack.

A weekend trip gets more value from the single 5,000 KRW patch, while a week of early flights and late check-ins matches better with the 7-count pack's lower per-unit price.

Rejuall Cicaid Sunscreen

Rejuall's Cicaid Sunscreen sits in the sun-care range of Dr. Reju-All, a pharmacist- and doctor-founded Korean skincare brand sold through its official site at drrejuall.kr. A separately documented item in the same range, the PDRN Calming Sun Serum, is rated SPF 50+ PA++++ and lists Ethylhexyl Triazone as a UV filter, per the ingredient breakdown published on Skinsort. A cica-labeled sunscreen in this range is built for a traveler who wants sun protection layered under makeup while also getting a soothing finish, the property the cica naming signals across Korean skincare. Because several Korean brands sell cica-labeled sunscreens side by side on the same pharmacy shelves, comparing the actual texture and finish in person before buying is worth the extra few minutes.

• Pro: sold directly through the brand's official site, which lists ingredients for its documented sun serum line.
• Con: the Cicaid line sits alongside several other pharmacy-brand cica sunscreens, so an in-store ingredient check is needed to match it to a specific skin concern.