With Korea

**With Korea** is a company specializing in the development of cosmetic ingredients. **Nareion VC-Lock** is a polymer-based complex stabilizing ingredient developed to improve the stability of pure Vitamin C. In our internal testing, **≥94% of Vitamin C remained after two months of storage at 45°C.** **Nareion RC 20** is a naturally derived polyphenol antioxidant that helps reduce the skin irritation burden associated with pure Vitamin C and, when used together with **Nareion VC-Lock**, helps f…