In a sense, yes. None of the ingredients I had you combine were magical, but they're all natural contributors to healthy hair and scalp. The only magic is making it so that the brush applies them in a way that doesn't make the hair feel heavy or slick with the oil. It also shouldn't need to be "refilled" unless something interferes with the spell.

[Tohsaka watches him as he works. Impressed by how diligent and precise he is. She shouldn't be surprised, considering, but she appreciates it nonetheless. If only he weren't on "the wrong side," she might ask him to be her only employee. He'd fit right in.

Bit by bit the solution soaks into the wood of the brush. It gives the scorched indent a lovely sheen and the bristles take on the fresh scent of tea tree oil and rosemary.]