Ok, but why not, for example, wood, straw? Them are mostly inert and even somewhat healthy. I don’t know about clay specifically but eating pebbles exposes you to high levels of toxic minerals.
People who are soo poor they’ve resorted to eating clay to feel full may not be in a position to know the healthiest way to temporarily the body into thinking it’s not hungry.
Ok, but why not, for example, wood, straw? Them are mostly inert and even somewhat healthy. I don’t know about clay specifically but eating pebbles exposes you to high levels of toxic minerals.
Availability, ease of mastication, ease of swallowing.
If you had sawdust spices and and water you might have a decent shot, but that’s not all that easy to make without tools.
Clay, sand and soil are pretty easy to get to.
People who are soo poor they’ve resorted to eating clay to feel full may not be in a position to know the healthiest way to temporarily the body into thinking it’s not hungry.