These Will Be the Biggest Skin-Care Trends of 2024

Elevai and Angela Caglia source the exosomes in their serums from labs that use extensively pre-screened donors' stem cells to conduct medical research. In these instances, the stem cells are donated and then proliferated, or grown, in the lab before they go on to clinical trials. While they are being grown in the lab, they naturally secrete a regenerative treasure trove that includes exosomes, but also things like cytokines and growth factors. These leftover secretions, called stem cell-conditioned media, are what’s going into these skin-care serums. So they can be seen as making use of a valuable byproduct of medical research, whose donors are both consenting and extensively screened according to FDA standards.

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