>>375507Your ass is probably not as dirty as you think. I don't even bring toilet paper, it feels like littering and I don't need it. I use moist moss ideally, but rocks, clumps of grass, and wide leaves also work fine.
Bring TP if you want, but getting so paranoid over wiping your ass is ridiculous. Especially if you are wiping with toilet paper, there is no reason to worry about it.
Pic related, one of hundreds of beautiful bathrooms and all natural wiping materials I've used