As it was explained to me, the soap people made themselves in the old days was so much better than today's, a bath could last you weeks, or even months.
This modern stuff you can buy barely lasts a day.
This modern stuff you can buy barely lasts a day.
Need me to mail some for you?
It’s trivially easy to find ancient soap recipes and revert them at hope. Or one can buy Aleppo soap, or Castilian soap from specialty markets.
It’s not like there’s some lost secret, or extinct ingredients - it’s soap, and it’s been a pretty simple thing to make for thousands of years.