L-Arginine and Vitamin C Supplementation Improves Physical Performance, Endothelial Function and Fatigue in Adults with Long COVID

Written by Taylor Woosley, Staff Writer. 28-day supplementation of a combination of 1.66 g L-arginine plus 500 mg liposomal vitamin C significantly increased the distance walked on the 6 min walk test (p=0.001), improved handgrip strength (p=0.03) and flow-mediated dilation (p=0.03) compared to placebo.  (more…)