Pyunkang Yul Moisture Serum in N/A - Beauty: NA. Size all. Pyunkang Yul Moisture Serum delivers deep hydration and radiant skin with just one drop. Formulated with Astragalus root extract instead of purified water, it enhances moisture, elasticity, and skin vitality while maintaining a healthy oil-moisture balance. With only 15 essential ingredients, this fragrance- and color-free serum is certified zero-irritation and perfect for dry, combination, and troubled skin. Its lightweight, non-sticky texture absorbs effortlessly, leaving the skin refreshed and nourished.. Vegan and cruelty-free Free of parabens, sulfates, alcohol, and silicones. Helps with dryness, flakiness, damaged skin barrier, fine lines and wrinkles. 3.38 oz. After cleansing, prepare the skin texture with toner, then apply an appropriate amount.. After moistening a cotton pad, apply it on the face for 5~10 minutes to use as a face mask. PYUR-WU2. PKY106.