SHIRUONI Salmon PDRN Pink Collagen Bubble Serum – 100ml Large Size. The core ingredient is medical-grade PDRN (salmon-derived DNA active ingredient), combined with niacinamide, hyaluronic acid, ceramide + panthenol, collagen, and vitamin E. Six-dimensional synergistic effects: deep repair and regeneration, intensive hydration and plumping, anti-wrinkle and stabilizing, brightening skin tone, anti-oxidation, and strengthening the skin barrier. Soft bubble texture, skin-friendly and easily absorbed, suitable for all skin types. High-purity formula, gentle and non-irritating.