Behind the Trust of 1,000 Clinics: 24 Years of Ingredient Integrity and Purpose
In a fast-evolving skincare industry, COSDAN has chosen to walk a steady path—offering only what’s truly beneficial to the skin.
For 24 years, COSDAN has partnered with over 1,000 clinics and aesthetic medical institutions across Taiwan. At our core lies a skincare philosophy rooted in ingredient innovation and trusted quality—a philosophy the professional market recognizes and relies on.

This philosophy takes shape in our signature 5+1 Core Skincare System:

🔹 True Water Series
Free from synthetic thickeners, these lightweight serums absorb easily, making them the foundation for calming and deep delivery care.

🔹 Premium Oil Series
Crafted from carefully selected natural and organic plant oils, this range nurtures the skin’s barrier and restores a healthy oil-water balance.

🔹 Ester Cream Series
Formulated with over 30% plant-derived oils and esters, these creams offer a soft, rich texture that deeply hydrates and repairs the skin.

🔹 Defense Series
Comprehensive protection against EMFs, blue light, pollution particles, UV, and IR—fortifying the skin’s daily resilience.

🔹 Functional Series
Targeted solutions for brightening, anti-aging, and repair—including eye, lip, and body care for full-spectrum protection.

🔹 Microbiome-Friendly Approach
Every formula supports the skin’s microbiome, preserving its natural balance without interference—helping skin recover and thrive.

COSDAN doesn't chase trends.
We build skincare standards that are meant to be trusted—for the long term, and for what truly matters.

This time, we invite you to experience our 24-year journey in person—witness the unwavering dedication behind COSDAN.