Artemisin is derived from a different herb, Artemisia annua.
Most people here use Artemisia absinthium.
There is not much research on A. absinthium.
It was used heavily in 19thC and was outlawed in the beginning
of 20thC. Absinthium is a cruder herb with psychoactive qualities.
Infused in alcohol, it can be addictive, that's why it was