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. 2017 Jun 12;32(5):1585–1593. doi: 10.1007/s11011-017-0045-x

Fig. 2.

Fig. 2

Comparison of obtained results in both study groups. In these pie charts it is evident how about one half of the investigated patients decreased levels of tryptophan excretion following a vitamin B and Mg++ supplementation diet (left), while the prevention of this diet intake and the reduction of vitamin B and magnesium assumption with nutrients, caused an increase in Trp urine content (right)