The following is a list of research papers exploring the role of natural health products (NHPs) in the prevention, management or treatment of COVID and/or vaccine-related topics during the 2020-2022 pandemic:

Benskin L.L. A Basic Review of the Preliminary Evidence that COVID-19 Risk and Severity is Increased in Vitamin D Deficiency. 2020. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/A_Basic_Review_of_the_Preliminary_Eviden.pdf

Subedi L, Tchen S, Gaire B.P, Hu B, Hu K. Adjunctive Nutraceutical Therapies for COVID-19. International Journal of Molecular Sciences, 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Adjunctive_Nutraceutical_Therapies_for_C-2.pdf

James P.T, Ali Z, Armitage A.E, Bonell A, Cerami C, Drakesmith H, Jobe M, Jones K.S, Liew Z, Moore S.E, Morales-Berstein F, Nabwera H.M, Nadjm B, Pasricha S-R, Scheelbeek P, Silver M.J, Teh M.R, Prentice A.M. Could nutrition modulate COVID-19 susceptibility and severity of disease? A systematic review. The Journal of Nutrition, 2020. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Could_nutrition_modulate_COVID_19_suscep-1.pdf

Cavezzi A, Troiani E, Corrao S. COVID-19: hemoglobin, iron, and hypoxia beyond inflammation. A narrative review. Clinics and Practice, 2020. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/COVID_19_hemoglobin_iron_and_hypoxia_bey.pdf

Samad N, Dutta S, Sodunke T.E, Fairuz A, Sapkota A, Miftah Z.F, Jahan I, Sharma P, Abubakar A.R, Rowaiye A.B, Oli A.N, Charan J, Islam S, Haque M. Fat-Soluble Vitamins and the Current Global Pandemic of COVID-19: Evidence-Based Efficacy from Literature Review. Journal of Inflammation Research, 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Fat_Soluble_Vitamins_and_the_Current_Glo.pdf

Castle R.D, Williams M.A, Bushell W.C, Rindfleisch J.A, Peterson C.T, Marzolf J, Brouwer K, Mills P.J. Implications for Systemic Approaches to COVID-19: Effect Sizes of Remdesivir, Tocilizumab, Melatonin, Vitamin D3, and Meditation. Journal of Inflammation Research, 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Implications_for_Systemic_Approaches_to.pdf

Espinola M.S.B, Bertelli M, Bizzarri M, Unfer V, Lagana A.S, Visconti B, Aragona C. Inositol and vitamin D may naturally protect human reproduction and women undergoing assisted reproduction from Covid-19 risk. Journal of Reproductive Immunology, 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Inositol_and_vitamin_D_may_naturally_pro.pdf

Ratiani L, Gabunia L, Khetsuriani S, Gamkrelidze N, Gumbaridze L, Varazi E. Interplay of Different Parameters in COVID‐19 Infection and Novel Results of Possible Prevention and Treatment (Review of the Literature). International Journal of Progressive Sciences and Technologies (IJPSAT), 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Interplay_of_Different_Parameters_in_COV.pdf

Shchetinin E, Baturin V, Arushanyan E, Bolatchiev A, Bobryshev D. Potential and Possible Therapeutic Effects of Melatonin on SARS-CoV-2 Infection. Antioxidants, 2022. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Potential_and_Possible_Therapeutic_Effec.pdf

Inchingolo A.D, Inchingolo A.M, Bordea I.R, Malcangi G, Xhajanka E, Scarano A, Lorusso F, Farronato M, Tartaglia G.M, Isacco C.G, Marinelli G, D’Oria M.T, Hazballa D, Santacroce L, Ballini A, Contaldo M, Inchingolo F, Dipalma G. SARS-CoV-2 Disease Adjuvant Therapies and Supplements Breakthrough for the Infection Prevention. Microorganisms, 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/SARS_CoV_2_Disease_Adjuvant_Therapies_an.pdf

Miranda-Massari J.R, Toro A.P, Loh D, Rodriguez J.R, Borges R.M, Marcial-Vega V, Olalde J, Berdiel M.J, Riordan N.H, Martinez J.M, Gil A, Gonzalez M.J. The Effects of Vitamin C on the Multiple Pathophysiological Stages of COVID-19. Life, 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/The_Effects_of_Vitamin_C_on_the_Multiple.pdf

Cárdenas-Rodríguez N, Bandala C, Vanoye-Carlo A, Ignacio-Mejía I, Gómez-Manzo S, Hernández-Cruz E.Y, Pedraza-Chaverri J, Carmona-Aparicio L, Hernández-Ochoa B. Use of Antioxidants for the Neuro-Therapeutic Management of COVID-19. Antioxidants, 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Use_of_Antioxidants_for_the_Neuro_Therap.pdf

Alhazmi H.A, Najmi A, Javed S.A, Sultana S, Al Bratty M, Makeen H.A, Meraya A.M, Ahsan W, Mohan S, Taha M.M.E, Khalid A. Medicinal Plants and Isolated Molecules Demonstrating Immunomodulation Activity as Potential Alternative Therapies for Viral Diseases Including COVID-19. Frontiers in Immunology. 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Medicinal_Plants_and_Isolated_Molecules.pdf

Beltrán-García J, Osca-Verdegal R, Pallardó F.V, Ferreres J, Rodríguez M, Mulet S, Sanchis-Gomar F, Carbonell N, García-Giménez J.L. Oxidative Stress and Inflammation in COVID-19-Associated Sepsis: The Potential Role of Anti-Oxidant Therapy in Avoiding Disease Progression. Antioxidants. 2020. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Oxidative_Stress_and_Inflammation_in_COV-1.pdf

Qazi A.S, Akhtar N, Khalil A.A.K, Ahmed M.S, Mumtaz S. A Possible Role of Medicinal Plants in finding a Cure for Covid-19. Life & Science. 2020. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/A_Possible_Role_of_Medicinal_Plants_in_f.pdf

Naser M, Mohamed MN, Shehata L.H. Advanced Strategies Against COVID‑19 Review. International Journal of Progressive Sciences and Technologies (IJPSAT). 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Advanced_Strategies_Against_COVID_19_Rev.pdf

Bousquet J, Anto J.M, Czarlewski W, Haahtela T, Fonseca S.C, Iaccarino G, Blain H, Vidal A, Sheikh A, Akdis CA, Zuberbier T, ARIA group. Cabbage and fermented vegetables: from death rate heterogeneity in countries to candidates for mitigation strategies of severe COVID-19. Allergy. 2021. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/Cabbage_and_fermented_vegetables_From_de.pdf

Silveira D, Prieto-Garcia J.M, Boylan F, Estrada O, Fonseca-Bazzo Y.M, Jamal C.M, Magalhães P.O, Pereira E.O, Tomczyk M, Heinrich M. COVID-19: Is There Evidence for the Use of Herbal Medicines as Adjuvant Symptomatic Therapy? Frontiers in Pharmacology. 2020. https://worldnaturopathicfederation.org/wp-content/uploads/2022/03/COVID_19_Is_There_Evidence_for_the_Use_o.pdf