Risk factors for severe and critically ill COVID‐19 patients: a review

Y Gao, M Ding, X Dong, J Zhang, A Kursat Azkur… - Allergy, 2021 - Wiley Online Library
The pandemic of coronavirus disease 2019 (COVID‐19), caused by the severe acute
respiratory syndrome coronavirus 2 (SARS‐CoV‐2), has caused an unprecedented global …

Vitamin D status and SARS-CoV-2 infection and COVID-19 clinical outcomes

I Chiodini, D Gatti, D Soranna, D Merlotti… - Frontiers in Public …, 2021 - frontiersin.org
Background: Several studies suggest an association between serum 25-hydroxyvitamin D
(25OHD) and the outcomes of Severe Acute Respiratory Syndrome Corona-Virus-2 (SARS …

[HTML][HTML] The link between COVID-19 and VItamin D (VIVID): A systematic review and meta-analysis

A Bassatne, M Basbous, M Chakhtoura, O El Zein… - Metabolism, 2021 - Elsevier
Background Disease severity and mortality rates due to COVID-19 infection are greater in
the elderly and chronically ill patients, populations at high risk for vitamin D deficiency …

Oxidative stress and hyper-inflammation as major drivers of severe COVID-19 and long COVID: implications for the benefit of high-dose intravenous vitamin C

C Vollbracht, K Kraft - Frontiers in Pharmacology, 2022 - frontiersin.org
Oxidative stress is a pivotal point in the pathophysiology of COVID-19 and presumably also
in Long-COVID. Inflammation and oxidative stress are mutually reinforcing each other, thus …

Dietary supplements during COVID-19 outbreak. Results of google trends analysis supported by PLifeCOVID-19 online studies

J Hamulka, M Jeruszka-Bielak, M Górnicka… - Nutrients, 2020 - mdpi.com
The use of dietary supplements (DSs) has been steadily increasing all over the world and
additionally, the sales of DSs have dynamical increased in the wake of coronavirus disease …

The emerging role of vitamin C in the prevention and treatment of COVID-19

AC Carr, S Rowe - Nutrients, 2020 - mdpi.com
Investigation into the role of vitamin C in the prevention and treatment of pneumonia and
sepsis has been underway for many decades. This research has laid a strong foundation for …

Deficiency of antioxidants and increased oxidative stress in COVID-19 patients: A cross-sectional comparative study in Jigawa, Northwestern Nigeria

Y Muhammad, YA Kani, S Iliya… - SAGE open …, 2021 - journals.sagepub.com
Introduction: The COVID-19 is a pandemic caused by SARS-CoV-2 which has infected over
74 million people, killing more than 1,600,000 million people around the world as of 17th …

A global overview of dietary supplements: regulation, market trends, usage during the COVID-19 pandemic, and health effects

O Djaoudene, A Romano, YD Bradai, F Zebiri… - Nutrients, 2023 - mdpi.com
Over the last 20 years, the use of dietary supplements (DS) has continued to grow in many
countries. Due to the public health crisis brought on by the COVID-19 pandemic and amidst …

Vitamin C—An adjunctive therapy for respiratory infection, sepsis and COVID-19

P Holford, AC Carr, TH Jovic, SR Ali, IS Whitaker… - Nutrients, 2020 - mdpi.com
There are limited proven therapies for COVID-19. Vitamin C's antioxidant, anti-inflammatory
and immunomodulating effects make it a potential therapeutic candidate, both for the …

Feasibility of vitamin C in the treatment of post viral fatigue with focus on long COVID, based on a systematic review of IV vitamin C on fatigue

C Vollbracht, K Kraft - Nutrients, 2021 - mdpi.com
Fatigue is common not only in cancer patients but also after viral and other infections.
Effective treatment options are still very rare. Therefore, the present knowledge on the …