08/19/2026
Exosomes are tiny extracellular vesicles released by cells that carry proteins, growth factors, and signaling molecules to communicate with other cells. In aesthetics, they’re often derived from stem cells and applied topically after treatments like Morpheus8 or microneedling — the theory is they help stimulate collagen production, accelerate healing, and enhance skin repair by “signaling” surrounding cells to regenerate.