Fig. 4

Box plots of the subjective scores for each drunkenness symptoms reported by the participants after the ingestion of control and AFT (median and quantiles, n = 15). The control and AFT groups are represented by an open and closed square, respectively a) Temporal changes of the sum of seven stimulant scores (elated, energized, excited, stimulated, talkative, up, and vigorous). b Temporal changes of the sum of the seven sedative scores (difficulty concentrating, down, heavy head, inactive, sedated, slow thoughts, and sluggish). c Temporal changes of each sedative score at 6:00. Asterisks indicate significant differences between the control and AFT groups; *p < 0.05, Wilcoxon signed-rank test. AFT alanine-fortified tomato