LA Times Studios may earn commission from purchases made through our links. If you continually chase every so-called “miracle” ingredient (retinol, vitamin C, hyaluronic acid), you’re not alone.

Add Yahoo as a preferred source to see more of our stories on Google. When looking for products to mitigate the physical signs of aging, experts recommend adding a growth factor serum to your routine.

Cultivated meat needs growth factors in order for its cells to grow. These are usually added to the cell culture media at considerable expense, impacting potential for commercialisation. New research, ...