However, it absolutely shouldn't be used in a recreational setting as it currently is, served in kratom bars (though they like to use the name "Kava" in an attempt to fly under the radar).
See /r/quittingkratom
But I never said people sell kava as kratom. Selling Kratom in bars is against the law. Instead they set up “kava” bars in which they sell kratom and kava.
Society has "agreed" that while those substances are dangerous, it is up to the individual to determine how they are consumed.
So this then becomes an argument of "I don't like your vice and I'm going to decide whether or not you can partake".
Unless you're under a certan age, or driving a car, or piloting a plane the next day, or etc etc.
And there is strong societal pressure against pregnant women drinking any alcohol at all despite there being no evidence that small amounts of alcohol are harmful during pregnancy.
At some point we need to draw a line.
And I agree it would be awful if they did. Kratom is certainly not without addiction risk, but if you believe in harm reduction, it’s far better to have people taking it versus prescription opioids or heroin.
disclaimer: yes, it's a reddit post but it seems to capture the essence of the situation and I'm too lazy for other citations at the moment.