MDS-UPDRS total score

Nicotinamide riboside did not improve early Parkinson disease

In a 52-week randomised trial, disease rating scores rose by 2.45 points with the supplement compared with a 0.27-point fall with placebo.In a 52-week randomised trial, disease rating scores rose by 2.45 points with the supplement compared with a 0.27-point fall with placebo.