Sense of smell
Published human studies that measured the sense of smell, mostly after COVID-19. Most tested palmitoylethanolamide combined with luteolin.
This page lists published studies. It reports what the authors did and found, with the limits of each study. It is not advice.
7 studies listed, newest first.
- Persistent COVID-19 parosmia and olfactory loss post olfactory training: randomized clinical trial comparing central and peripheral-acting therapeuticsRandomised controlled trialHumansWith luteolin; alpha-lipoic acid in two arms
- Palmitoylethanolamide and Luteolin for Postinfectious Olfactory Disorders: How Clinically Meaningful Is Its Effect?Randomised controlled trialHumansWith luteolin
- Efficacy of Palmitoylethanolamide and Luteolin Association on Post-Covid Olfactory Dysfunction: A Systematic Review and Meta-Analysis of Clinical StudiesMeta-analysisHumansWith luteolin
- Treatment of COVID-19 olfactory dysfunction with olfactory training, palmitoylethanolamide with luteolin, or combined therapy: a blinded controlled multicenter randomized trialRandomised controlled trialHumansWith luteolin
- Effect of Ultra-Micronized Palmitoylethanolamide and Luteolin on Olfaction and Memory in Patients with Long COVID: Results of a Longitudinal StudyOpen-label, no control groupHumansWith luteolin
- Ultramicronized Palmitoylethanolamide and Luteolin Supplement Combined with Olfactory Training to Treat Post-COVID-19 Olfactory Impairment: A Multi-Center Double-Blinded Randomized Placebo-Controlled Clinical TrialRandomised controlled trialHumansWith luteolin
- Randomized clinical trial "olfactory dysfunction after COVID-19: olfactory rehabilitation therapy vs. intervention treatment with Palmitoylethanolamide and Luteolin": preliminary resultsRandomised controlled trialHumansWith luteolin