I remember that I really liked the smell of a particular body shampoo, it just reminds me of childhood, I think I always like any smell that reminds me the time when I was a little baby. However, I can never remember smells, it's like aphantasia, but with smells, not sure if it is a common thing.
Lately, I have been purchasing hand soap, body wash or any fragrant products that are lavender-flavoured, so as to experiment if long time exposures of this smell can make me remember it. But alas, after using them, I still can't remember its smell.
As to why I picked lavender, let's just say I like making up fictional characters, and one of them shares the same name as this flower...