Side effects
According to the data reported in Table 9, no major negative effects
were reported during the trial in the celery group compared to the
placebo group (P>0.05). Celery also had some positive side
effects, reported by the patients during celery treatment, such as
improved sleep quality, a sense of relaxation and freshness during the
day, better breathing, and less dizziness, which were significant in
comparison with the placebo group (P<0.05). Moreover, no
patient was withdrawn from the clinical trial due to adverse events.