Topical Application of Ceramides Work Modestly.
Researchers have already investigated the effectiveness of topically applying ceramides to the skin surface. They discover this did help improve moisture barrier function, but it was not perfect.
Topical ceramide application does not go deep enough, and can't match the supply of ceramides that come from the natural young people
It turns out that plants produce ceramides, so there was no need to harvest animals for it. These are called phytoceramides.
Topically Applied Ceramide Accumulates in Skin Glyphs
Ceramides are a mainstay of Elizabeth Arden products, but these are very expensive. Lots of product feature ceramides as the main ingredient, but with something expensive like Elizabeth Arden the quality is guaranteed if you can afford it.