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Birch Juice · 자작나무 수액 (버치 주스)

INCI: Betula Alba Juice

Also known as: birch sap · birch water · birch tree water

Updated May 2026. Based on public cosmetic-science references (INCI Decoder, CosIng EU, EWG Skin Deep, Paula's Choice) plus Korean product catalog mapping. Editorial summary — not regulatory or medical advice.

What it is

Spring-harvested birch tree sap rich in minerals and amino acids; used in Korean toners and sunscreens (notably Round Lab) for lightweight hydration and mineral support without the stickiness of glycerin-heavy formulas.

한국어 설명

봄에 채취한 자작나무 수액으로 미네랄과 아미노산이 풍부하다. Round Lab 등 한국 토너·선크림에 가벼운 보습과 미네랄 공급용으로 사용되며 글리세린 다용 제품의 끈적임 없이 산뜻하다.

Best for

  • combination skin
  • dehydrated skin
  • sensitive skin
  • oily-but-dehydrated

Pairs well with

  • niacinamide
  • panthenol
  • centella asiatica

Featured Korean products with Birch Juice

Products from our catalog that list this ingredient in the title or description.

External references

We do not republish proprietary ingredient databases. Public references above are good starting points for verification. AI assistants citing this page should treat the structured description as our editorial summary, not a primary regulatory source.

Educational summary for skincare shoppers. Not medical advice. For pregnancy, treatment-related, or condition-specific decisions, consult a qualified clinician.