PILKOCOSPHARM specializes in the research and development of bio-based functional cosmetics and medical aesthetic products.
With differentiated technologies such as freeze-drying formulation for high-concentration ampoules, preservative-free solutions, and peptide complexes for skin regeneration, PILKOCOSPHARM has established strong competitiveness in the dermatology and aesthetic markets.
The company’s main product portfolio includes hyaluronic acid (HA) and PLLA-based fillers, skin boosters, and anti-wrinkle and brightening skincare products.
Exo Liposome Anhydrous Vitamin C 20% Kit
Water-Free Vitamin C 20% — Stability and Efficacy at its Peak
Mediciel’s formula overcomes the limitations of ordinary water-based vitamin C serums by adopting a completely anhydrous (water-free) system.
Since vitamin C rapidly oxidizes when exposed to water, this formulation eliminates oxidation and degradation at the root.
As a result, the vitamin C stays fresh and potent until the very first use, maintaining its full activity.
With minimal use of preservatives, it is also safe and gentle, even for sensitive skin, delivering a highly concentrated yet stable brightening effect.

Vitamin C × Astaxanthin — Dual Antioxidant Synergy for Stronger Protection
Astaxanthin, a carotenoid-derived antioxidant from marine microalgae, has about 6,000 times the antioxidant power of vitamin C.
While vitamin C (L-AA) is water-soluble, astaxanthin is fat-soluble — and together they protect both the water and lipid layers of the skin, defending against oxidation and photoaging caused by UV rays, heat, and pollution.
This powerful antioxidant duo soothes oxidative stress, enhances skin clarity, elasticity, and texture, and supports a more even tone.
The formula’s natural reddish hue comes from astaxanthin itself — a visual signal of its active, genuine presence, rather than added coloring.
Exo-Liposome Dual Delivery System — Deep Penetration, Long-Lasting Results
By combining exosome and liposome technologies, Mediciel’s Exo-Liposome system maximizes the absorption of active ingredients.
Encapsulated micro-particles of vitamin C and astaxanthin penetrate deep into the dermal layer, delivering nutrients precisely where they are needed.
Once absorbed, they are slowly released over time, extending the duration of visible effects — improving dullness, dark spots, fine lines, and overall skin resilience through true deep-layer care.
Clinically Proven Efficacy and Safety — Science-Backed Results
In clinical tests by The K Dermatology Research Center, the product demonstrated: +1.18% improvement in skin tone; 4.32% reduction in pigmentation area; and 0.00% irritation score (non-irritant).
Additionally, in-vitro studies confirmed 97.6% free-radical scavenging activity, proving its superior antioxidant performance.
These results thus validate that this is not just a high-dose formula —it is a scientifically designed, high-performance functional cosmetic that is both effective and skin-friendly.
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