Re: Wich licorice root is better? Chinese or American?

Beware wishful thinking.

Go ahead and test. Make sure to learn as much as you can — if you just look for an easy answer, you are going to be disappointed. Solving your problem will probably require you understand.

Go ahead and test. Chinese and "American" licorice both contain glycyrrhizin. That's the substance that matters. Why? Because it slows the breakdown of cortisol. Why does that matter? Because many "Adrenal Fatigue" sufferers are in a state of "cortisol shunt":

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