APLB's Ferulic Acid Vitamin C Ampoule Serum means mild ingredients with best results. Infused with 46.7% Ferul Vita Cen, the formula uses ferulic acid, vitamin C, and Centella Asiatica leaf water. Together, these ingredients may help with moisturizing, brightening, tightening, soothing, and calming the skin. It also contains Nelumbo Nucifera extract, Artemisia Annua extract, and Oryza Sativa (rice) extract.