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A schematic graph of the frequency of use of the ingredients in the respective quarters in the period from the first quarter of 2012 to the fourth quarter of 2021. The star denotes the moment of publication of a scientific opinion or a resolution concerning the ingredient. The height of placement of the symbol reflects the level of use of the ingredient. (a): Yohimbine (Figure A35); (b): Beta-alanine (Figure A36).
