The main criteria for great skincare marketing is that it makes the product sound scientific and cool. Plus the skin care companies want to sell a product that probably won’t hurt you, and they want one that’s cheap to manufacture – often a rice or soybean source.
Phyto just means derived from plants. Ceramides are fatty, waxy substance present everywhere (animals, human & plants) but mostly in cell membranes. They are already present in skin.
There is no proof (that I can find) that these supplements do anything that would be visible to the human eye. I can almost guarantee you won’t look like you’ve had a face lift!