Set of Healing Accelerator Serum & Cellular Renewal Serum Cellular Renewal Serum – MD Strength supports cellular renewal and has potent regenerating properties which may improve skin firmness, elasticity, and tone. Fine lines and wrinkles may diminish over time, and skin may look and feel brighter, more luminous, and healthy. Healing Accelerator Serum – MD Strength contains powerful moisturizers, revitalizing actives and stem cytokines. It also provides a lipophilic barrier to seal in hydrophilic serum ingredients, further enhancing their pro-healing anti-inflammatory effect. ProCell’s full line of serums contain a unique formulation of growth factors derived from stem cells found in human bone marrow. These growth factors are naturally anti-inflammatory, making them superior to other sources of growth factors such as adipose tissue stem cells or fibroblasts. ProCell’s growth-factor serums promote more youthful-appearing skin, and lead to quicker recovery times from procedures.