Laminaria japonica extract
AKA “Kombu Extract, Japanese Kelp Extract, Ma Kombu Extract”
Extract
Ingredient Facts
Laminaria japonica extract
AKA: Kombu Extract, Japanese Kelp Extract, Ma Kombu Extract
Extract · Skin Protecting · EWG: 4
Plant-Derived
Barrier Support
Marine
Extract
Not Clean
Laminaria Japonica Extract is an extract of the Japan Kelp/Seaweed, Laminaria japonica, Laminariaceae
Family
Laminariaceae (Brown Algae)
Plant Part
Thallus
CAS #
223751-72-2, 92128-82-0
Form
Liquid
See origin →
Functions
Skin Protecting
Helps rebuild and strengthen your skin barrier — the invisible shield that keeps moisture in and irritants out. Essential after over-exfoliating or harsh weather.
Nourishes & Protects
Traditional Use
Laminaria Japonica is a kelp widely used in Traditional Chinese Medicine and Japanese skincare for over a thousand years. Valued for its iodine, minerals, and skin-conditioning properties in East Asian beauty traditions.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Verified Jun 2026
Data: CosIng · EWG · CIR