Why Was Kavinace Ultra PM Discontinued? Any Good Substitutes?

In case you missed the news, Kavinace Ultra PM has been discontinued after the FDA send out a warning letter (1) to the manufacturer, NeuroScience, demanding that they remove one of the ingredients from the supplement. The problematic ingredient is 4-amino-3-phenylbutyric acid HCl, which is more commonly known as phenibut. The FDA has stated that […]

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