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All Studies   Meta Analysis   Recent: 
0 0.5 1 1.5 2+ Recovery 41% Improvement Relative Risk Recovery (b) 68% c19early.com/c Izzo et al. Vitamin C for COVID-19 LONG COVID Favors vitamin C Favors Vitamin B1, ..
Izzo, 1,390 patient vitamin C long COVID study: 41% improved recovery [p<0.0001] https://c19p.org/izzo
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Combining L-Arginine with Vitamin C Improves Long-COVID Symptoms: The Nationwide Multicenter LINCOLN Study
Izzo et al., Pharmacological Research, doi:10.1016/j.phrs.2022.106360
19 Jul 2022    Source   PDF   Share   Tweet
Long COVID trial comparing L-arginine + vitamin C with multivitamin treatment (vitamin B1, B2, B6, B12, nicotinamide, folic acid, pantothenic acid), showing significant improvement in symptoms with L-arginine + vitamin C treatment.
relative recovery, 41.4% better, RR 0.59, p < 0.001, treatment mean 8.15 (±1.3) n=869, control mean 13.9 (±2.3) n=521, relative symptom score.
relative recovery, 67.5% better, RR 0.33, p < 0.001, treatment 869, control 521, relative Borg score.
Effect extraction follows pre-specified rules prioritizing more serious outcomes. Submit updates
Izzo et al., 19 Jul 2022, prospective, Italy, peer-reviewed, 21 authors, this trial compares with another treatment - results may be better when compared to placebo, this trial uses multiple treatments in the treatment arm (combined with L-arginine) - results of individual treatments may vary.
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Late treatment
is less effective
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