Jakyak (White Peony Root): effective % & pH 작약
⏱ 1 min read
⚡ Quick answer: Jakyak (White Peony Root): effective concentration not standardised — extract concentrations vary and are seldom published, optimal pH 4.0–7.0, evidence Limited. Comforting, traditional, and gentle. Judge a hanbang cream by its whole formula, not by which classic root it names.
How much Jakyak (White Peony Root) actually works? Here's the dosage, pH and evidence — the formulator-level read behind the % on a Korean label.
| Effective % | not standardised — extract concentrations vary and are seldom published |
|---|---|
| Optimal pH | 4.0–7.0 |
| Evidence | Limited |
| Onset | 4–8 weeks |
What the % on the label really means
Comforting, traditional, and gentle. Judge a hanbang cream by its whole formula, not by which classic root it names.
⚠️ Ceiling: There is no established effective concentration for topical peony root, so more on the label proves nothing.
Jakyak (White Peony Root) guide →How Jakyak (White Peony Root) works →
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✍️ Written & reviewed by the KoreaPlus Editorial team — dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed: 2026-08-23.
General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.