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Deep Sea Water: effective % & pH 해양심층수

⏱ 1 min read
Quick answer: Deep Sea Water: effective concentration used as the water phase, so often the highest-listed ingredient, optimal pH matches the finished formula, usually 4.5–6.5, evidence Limited. A sourcing story, not a strength claim. What matters is what was dissolved into it.

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

Effective %used as the water phase, so often the highest-listed ingredient
Optimal pHmatches the finished formula, usually 4.5–6.5
EvidenceLimited
Onsetimmediate (feel)

What the % on the label really means

A sourcing story, not a strength claim. What matters is what was dissolved into it.

⚠️ Ceiling: Being listed first says only that it replaced purified water. There is no dose to increase.

Deep Sea Water guide →How Deep Sea Water works →

Sources: PubMed — Deep Sea Water & skin ↗ · AAD skin-care basics ↗

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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.