HiFibroXLTM Fibroblast Expansion Medium is a reduced serum medium used for in vitro cultivation and expansion of Human Adult Dermal Fibroblasts (HADF) and Human Dermal Fibroblasts from Juvenile Foreskin. It contains basal medium (Part A) and fibroblast growth supplement (Part B). HiFibroXLTM Fibroblast Expansion Medium is a reduced serum medium used for in vitro cultivation and expansion of Human Adult Dermal Fibroblasts (HADF) and Human Dermal Fibroblasts from Juvenile Foreskin. It contains basal medium (Part A) and fibroblast growth supplement (Part B). Part A consists of inorganic, organic salts, amino acids, vitamins and sodium bicarbonate. Part B consists of growth factors and nutrients necessary for growth of fibroblasts. This medium and supplement is devoid of antibiotics and antimycotics.