Both dietary intervention groups successfully increased their fruit and vegetable intake. However, the juice and smoothie group showed an additional benefit: depression scores fell by 2.52 points on a 27-point scale compared with the control group. Importantly, no adverse changes in metabolic health markers were detected in the juice and smoothie group during the four-week study. However, the study was small and short-term, hence, the results cannot prove that fruit juice directly reduces depression or establish long-term health effects. ; Including fruit juice and smoothies within 5-a-day fruit and vegetable intake recommendations: a randomised controlled trial investigating impact on levels of intake, mood and markers of health.