It's not sticky at all. Try it~ (googled for some random info for extra convincing): https://www.tatcha.com/tatcha-institute/colloidal-oatmeal-benefits-for-the-skin/ Try it~
I think people find it weird to what extents the JP go for a bath in a typical novel, not about liking it. I like baths too, will I topple a nation for a bath? I'd say no...
Oh. orz Nevermind then. ... While I was trying to find info, I found other sites talking about how you can use it for acne and rashes and such, without a bathtub. Want links?
http://www.stylecraze.com/articles/amazing-health-benefits-of-oats/ The skin tips start at number 11. (I haven't tried anything besides the bath though, so I don't know how well they work.)