I generally thought that lotion is to ... keep your skin from drying out. To soften it. That is the same idea with using it before you sleep?

[Well, that help would explain why Jasper's face looks so soft and youthful. He would be tempted to say pretty if he didn't think it would be construed as odd and possibly insulting.

Jasper may be a pretty man, but Hendrik finds it difficult to think he wants to simply be known as a pretty man.]