slightly significantp = 0.049
Only one double-blind trial [ 67 ], recently studied the effect of melatonin supplementation (10 or 20 mg/day) on QoL and reported a better meanadjusted QoL score (FACT-L) with a slightly significant better score (2.69 points, CI 0.01–5.38, p = 0.049) found for social wellbeing.