Chambial, S., Dwivedi, S., Shukla, K. K., John, P. J., & Sharma, P. (2013). Vitamin C in disease prevention and cure: an overview. Indian journal of clinical biochemistry : IJCB, 28(4), 314–328. https://doi.org/10.1007/s12291-013-0375-3
Gromova, O.A., Torshin, I.Y., Pronin, A.V. et al. Synergistic Application of Zinc and Vitamin C to Support Memory and Attention and to Decrease the Risk of Developing Nervous System Diseases. Neurosci Behav Physi 49, 357–364 (2019). https://doi.org/10.1007/s11055-019-00740-0
Gunville, C. F., Mourani, P. M., & Ginde, A. A. (2013). The role of vitamin D in prevention and treatment of infection. Inflammation & allergy drug targets, 12(4), 239–245. https://doi.org/10.2174/18715281113129990046
Hemilä H. (2017). Vitamin C and Infections. Nutrients, 9(4), 339. https://doi.org/10.3390/nu9040339
Kocot, J.; Luchowska-Kocot, D.; Kiełczykowska, M.; Musik, I.; Kurzepa, J. Does Vitamin C Influence Neurodegenerative Diseases and Psychiatric Disorders? Nutrients 2017, 9, 659. https://doi.org/10.3390/nu9070659
Murdaca, G., Tonacci, A., Negrini, S., Greco, M., Borro, M., Puppo, F., & Gangemi, S. (2019). Emerging role of vitamin D in autoimmune diseases: An update on evidence and therapeutic implications. Autoimmunity reviews, 18(9), 102350. https://doi.org/10.1016/j.autrev.2019.102350
Name, J. J., Souza, A., Vasconcelos, A. R., Prado, P. S., & Pereira, C. (2020). Zinc, Vitamin D and Vitamin C: Perspectives for COVID-19 With a Focus on Physical Tissue Barrier Integrity. Frontiers in nutrition, 7, 606398. https://doi.org/10.3389/fnut.2020.606398
Nieman, D. C., & Wentz, L. M. (2019). The compelling link between physical activity and the body's defense system. Journal of sport and health science, 8(3), 201–217. https://doi.org/10.1016/j.jshs.2018.09.009
Ohashi, W., & Fukada, T. (2019). Contribution of Zinc and Zinc Transporters in the Pathogenesis of Inflammatory Bowel Diseases. Journal of immunology research, 2019, 8396878. https://doi.org/10.1155/2019/8396878
Prietl, B., Treiber, G., Pieber, T. R., & Amrein, K. (2013). Vitamin D and immune function. Nutrients, 5(7), 2502–2521. https://doi.org/10.3390/nu5072502
Read, S. A., Obeid, S., Ahlenstiel, C., & Ahlenstiel, G. (2019). The Role of Zinc in Antiviral Immunity. Advances in nutrition (Bethesda, Md.), 10(4), 696–710. https://doi.org/10.1093/advances/nmz013
Rathe, M., Müller, K., Sangild, P. T., & Husby, S. (2014). Clinical applications of bovine colostrum therapy: a systematic review. Nutrition reviews, 72(4), 237–254. https://doi.org/10.1111/nure.12089
Sánchez Segura, Miriam, González García, René Marcos, Cos Padrón, Yanelkys, & Macías Abraham, Consuelo. (2007). Estrés y sistema inmune. Revista Cubana de Hematología, Inmunología y Hemoterapia, 23(2)San Mauro-Martín, I., & Garicano Vilar, E. (2015). Papel de la vitamina C y los β-glucanos sobre el sistema inmunitario: revisión. Revista Española De Nutrición Humana Y Dietética, 19(4), 238. doi: 10.14306/renhyd.19.4.173Simpson, R. J., Campbell, J. P., Gleeson, M., Krüger, K., Nieman, D. C., Pyne, D. B., Turner, J. E., & Walsh, N. P. (2020). Can exercise affect immune function to increase susceptibility to infection?. Exercise immunology review, 26, 8–22.The power of vitamins in athletics | Training & Conditioning. (2015). Retrieved 1 March 2021, from https://training-conditioning.com/article/the-power-of-vitamins/Vorilhon, P., Arpajou, B., Vaillant Roussel, H. et al. Efficacy of vitamin C for the prevention and treatment of upper respiratory tract infection. A meta-analysis in children. Eur J Clin Pharmacol 75, 303–311 (2019). https://doi.org/10.1007/s00228-018-2601-7