Korean Skin Care Mixed Molecular Weight. Benefits: THIS KOREAN HYALURONIC acid serum contains 5 different molecular weights of hyaluronic acid. Each weight ranges from high to medium to low. This formula is also 98% Naturally derived & 31% Organic.. IT'S ALSO A CENTELLA SERUM - Centella Asiatica, also known as Cica, Gotu Kola or Tiger Grass. Proven to help reduce skin irritation, help boost collagen synthesis, increase skin moisture, fights free radicals and calms irritated or sensitive skin.. IT'S ALSO A PROPOLIS SERUM - Propolis is often referred to as "bee gold" and is proven to provide skin healing properties, it can help soothe irritated skin and reduce redness. It's also rich in antioxidants and protects the skin from damage by free radicals and environmental stressors.. OUR PROMISE TO YOU - When you use this HA serum as part of a daily Seoul Ceuticals K beauty routine, your skin will appear more youthful, healthy and vibrant within the first 2 weeks of use.. CLEAN K BEAUTY: All our Korean skin care products are formulated with highly effective, skin-friendly ingredients that are proven to work without irritating your skin. Always Cruelty FREE, Parabens-FREE, Sulfates-FREE, Phthalates-FREE. Key Ingredients: Hyaluronic Acid Powerhouse hydrator penetrates deeply to plump the skin. Centella Asiatica -Reduces redness, boosts healing, and protects the skin barrier. Korean Ginseng A robust antioxidant that revitalizes and brightens skin I. Aloe Vera - Soothes, hydrates, and calms irritated skin. Formulated Without: Paraben. Fragrance. Phthalate. Artificial Color. Alcohol.