Top 10 Weirdest Liquids to Use In a Spa / Bath

I searched it on Google, apparently it's "strangely satisfying" and sticky.

Beer Spa exists in Czech Republic, it's one of the tourist attractions.

Wine Spa is a tourist attraction also in Czech Republic.

Red wine spa is also very popular in Japan.

Cleopatra, the Egypt pharaoh, required 700 lactating donkeys in order to supply the milk for her daily bathing regime.

She was said to bathe in donkey milk to keep her skin soft and beautiful.

Similarly to donkey milk, it's used to keep skin beautiful.

These are my ideas, product of my imagination, and I have no idea if they exist:
Orange Juice, Tea, Coffee, Apple Juice, Whiskey, Vodka.

Pretty sure that would be unpleasant. I imagine orange juice would be a bit sticky.

It would make me want to drink my bath water.

It must smell very good!

I'd probably drink it all.