Food science and COVID-19

Theories proposing a role of specific dietary components or food supplements in the prevention or treatment of COVID-19 have received extensive social media coverage.A multitude of scientific publications have also pointed to the importance of food and nutrition in combating the COVID-19 pandemic. T...

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Main Author: Klaus W. Lange
Format: Article
Language:English
Published: Tsinghua University Press 2021-01-01
Series:Food Science and Human Wellness
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2213453020301890
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author Klaus W. Lange
author_facet Klaus W. Lange
author_sort Klaus W. Lange
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description Theories proposing a role of specific dietary components or food supplements in the prevention or treatment of COVID-19 have received extensive social media coverage.A multitude of scientific publications have also pointed to the importance of food and nutrition in combating the COVID-19 pandemic. The present perspective critically addresses the question of what food science can actually contribute in this context.Animal studies suggest that micronutrients, food bioactives or functional foods may carry the potential to augment viral defense. However, the specific roles of food components in viral infectious diseases in humans remain unclear. Rigorous research assessing the efficacy of food compounds in counteracting infections would require long-term randomized controlled trials in large samples. While no foods, single nutrients or dietary supplements are capable of preventing infection with COVID-19, a balanced diet containing sufficient amounts of macronutrients and diverse micronutrients is a prerequisite of an optimally functioning immune system. High-energy diets and obesity are major risk factors for a more severe course of COVID-19.Therefore, population-wide body weight control and weight reduction in overweight people are important preventive measures. Diet may play a beneficial role in maintaining a healthy body weight and preventing non-communicable conditions.
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spelling doaj.art-5e0082612c944a0495ec5f2f467418132023-09-02T09:29:51ZengTsinghua University PressFood Science and Human Wellness2213-45302021-01-0110115Food science and COVID-19Klaus W. Lange0Correspondence to: Institute of Psychology, University of Regensburg, 93040, Regensburg, Germany.; Department of Experimental Psychology, University of Regensburg, Regensburg, GermanyTheories proposing a role of specific dietary components or food supplements in the prevention or treatment of COVID-19 have received extensive social media coverage.A multitude of scientific publications have also pointed to the importance of food and nutrition in combating the COVID-19 pandemic. The present perspective critically addresses the question of what food science can actually contribute in this context.Animal studies suggest that micronutrients, food bioactives or functional foods may carry the potential to augment viral defense. However, the specific roles of food components in viral infectious diseases in humans remain unclear. Rigorous research assessing the efficacy of food compounds in counteracting infections would require long-term randomized controlled trials in large samples. While no foods, single nutrients or dietary supplements are capable of preventing infection with COVID-19, a balanced diet containing sufficient amounts of macronutrients and diverse micronutrients is a prerequisite of an optimally functioning immune system. High-energy diets and obesity are major risk factors for a more severe course of COVID-19.Therefore, population-wide body weight control and weight reduction in overweight people are important preventive measures. Diet may play a beneficial role in maintaining a healthy body weight and preventing non-communicable conditions.http://www.sciencedirect.com/science/article/pii/S2213453020301890COVID-19Food scienceMicronutrientsFunctional foodsObesity
spellingShingle Klaus W. Lange
Food science and COVID-19
Food Science and Human Wellness
COVID-19
Food science
Micronutrients
Functional foods
Obesity
title Food science and COVID-19
title_full Food science and COVID-19
title_fullStr Food science and COVID-19
title_full_unstemmed Food science and COVID-19
title_short Food science and COVID-19
title_sort food science and covid 19
topic COVID-19
Food science
Micronutrients
Functional foods
Obesity
url http://www.sciencedirect.com/science/article/pii/S2213453020301890
work_keys_str_mv AT klauswlange foodscienceandcovid19