have been using the Ceremonia Weightless Hydration Hair Shampoo with its coordinating conditioner for a few weeks now. I have seen an increase in the volume/texture of my hair, and am liking the product so far. The price point is very reasonable too.
Weightless Hydration Shampoo for Fine/Thin Hair
Super voluminous and makes my hair incredibly shiny and smooth. My scalp isn't oily on second or too oily third day. It also smells like Rockets (if you're from Canada, you know the candy) which is a plus