Research digest — K-Beauty Library
All 6 research digest guides.
Centella / Madecassoside Research Digest: The Direction of the Evidence 센텔라 아시아티카 (시카) / 마데카소사이드Niacinamide Research Digest: The Direction of the Evidence 나이아신아마이드 (비타민 B3)PDRN Research Digest: The Direction of the Evidence PDRN (폴리디옥시리보뉴클레오타이드)Retinal Research Digest: The Direction of the Evidence 레티날 (레티날데하이드)Snail Mucin Research Digest: The Direction of the Evidence 달팽이 점액 여과물 (스네일 뮤신)Vitamin C Research Digest: The Direction of the Evidence 비타민 C (아스코르빅애씨드)
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✍️ Written & reviewed by the KoreaPlus Editorial team — dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed 2026-06-21.
General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.