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Silica: effective % & pH 실리카

⏱ 1 min read
Quick answer: Silica: effective concentration 1–10% in primers and mattifying formulas, optimal pH tolerant across the usual range, evidence Moderate. Buys you a few hours of less shine. Reapplying or blotting does the same job — this simply delays the need.

How much Silica actually works? Here's the dosage, pH and evidence — the formulator-level read behind the % on a Korean label.

Effective %1–10% in primers and mattifying formulas
Optimal pHtolerant across the usual range
EvidenceModerate
Onsetimmediate (optical)

What the % on the label really means

Buys you a few hours of less shine. Reapplying or blotting does the same job — this simply delays the need.

⚠️ Ceiling: High levels give a chalky, dry finish that can look powdery on dry skin and emphasise flaking.

Silica guide →How Silica works →

Sources: PubMed — Silica & skin ↗ · AAD skin-care basics ↗

Related K-beauty guides

⚪ Silica

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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.