For anyone who uses aloe vera juice (as opposed to the gel) on hair or scalp, what sort of dilution do you use?

Thanks very much.
Sarah.

Based in the UK. 2-something (2b?) hair. Very porous, fine and brittle/fragile

Hair loves: Drip drying, glycerine, shea butter, oils
Hair hates: Plopping, any kind of gel, most conditioners (scalp issues).