Dietician
Karolina Dobrowolska-Zrałka
The body's immunity is a complex defense system that protects us against infections, diseases and other external threats. In order for the immune system to function at the highest level, it needs adequate support in the form of important nutrients, including vitamins. Vitamins play an important role in the regulation of immune functions, supporting both the innate and acquired immunity of the body. In the article below, we will look at the most important vitamins that are worth incorporating in your daily diet to strengthen your immunity and provide the body with effective protection against diseases.
What vitamins are worth taking?
Vitamins are necessary for the proper functioning of the immune system. It is worth paying attention to several ingredients that play a particularly important role in immune processes.- Vitamin C: It is probably the most famous vitamin when it comes to support for immunity. Vitamin C acts as a strong antioxidant, neutralizing free radicals and protecting the cells of the immune system against damage. It supports the production of white blood cells, which are important in the fight against infections. Regular consumption of vitamin C can shorten the time of colds and reduce its symptoms.
- Vitamin D: It is not only necessary for bone health, but also plays an important role in the modulation of the immune response. Vitamin D supports the activation of immune cells such as T lymphocytes, which play an important role in combating pathogens. Vitamin D deficiency is associated with increased susceptibility to infections, especially in the autumn and winter.
- Vitamin A: Known primarily as a vitamin supporting skin and sight health, vitamin A also plays an important role in the functioning of the immune system. It is necessary for the production and function of epithelial cells, which are the first line of defense against infections. Vitamin A also supports the production of antibodies that are important in the fight against pathogens.
- Vitamin E: This strong antioxidant protects cells from oxidative stress and supports immune functions, especially in the elderly. Vitamin E supports the functioning of B and T lymphocytes, which are important in immune response.
- B group vitamins: These vitamins play a role in the production and functioning of immune cells. Vitamin B6, for example, is necessary for the production of antibodies, while vitamin B12 supports the production of white blood cells and the general functioning of the immune system.
Vitamins to immunity for children - what is the most important for their health?
Children, due to the developing immune system, require special care for the supply of appropriate vitamins and nutrients to support their natural immunity and protect against frequent infections. Vitamin C plays an important role here, which supports the production of white blood cells and helps in faster combating infection, and its sources include citrus, strawberry, kiwi and broccoli. Vitamin D, often deficit in children due to limited time spent in the open air, is necessary for both bone health and for the proper functioning of the immune system, which means that supplementation of this vitamin, especially in winter, is often recommended by pediatricians. Vitamin A supports the development of the immune system and skin health, which is the first line of defense against infections, which makes it particularly important for preschool and school children. Vitamin E, which supports the development of immune cells and protects against oxidative stress, is equally important, and its good sources are nuts, seeds and green leafy vegetables.The best vitamins for immunity - selection of supplements and their properties
Choosing the right vitamin supplements can play an important role in supporting immunity, especially during periods of increased risk of illness. It is important to choose high-quality preparations that provide appropriate doses of vitamins while avoiding unnecessary additives. Vitamin C supplements, available in various forms, such as tablets, powders or syrups, may be especially helpful during intense physical exercise or stress, when the need for this vitamin increases. Vitamin D preparations, especially those containing vitamin D3, which is more bioavailable than vitamin D2, are recommended especially in the autumn and winter, when the natural synthesis of this vitamin in the skin is limited. Supplements containing B vitamin complexes are useful for people exposed to long-term stress, supporting both the nervous and immune systems. For those who have difficulty getting the right amount of vitamins through their diet, multivitamin preparations can be a valuable support, provided that they come from reputable manufacturers, which guarantees their adequate bioavailability and effectiveness.Natural vitamins for immunity - healthy sources of nutrients
Natural sources of vitamins are always the best choice because they provide not only essential nutrients, but also fiber, minerals and phytonutrients that support overall health. Citrus fruits such as oranges, lemons and grapefruits are an excellent source of vitamin C, which is important for immune support. Oily fish such as salmon, mackerel and sardines provide vitamin D and omega-3 fatty acids, which support the functioning of the immune system. Nuts and seeds, rich in vitamin E, protect cells from oxidative stress and support the health of the skin and immune system. Green leafy vegetables such as spinach, kale and broccoli provide vitamins A, C and E, as well as fiber, supporting gut health, an important part of a strong immune system.Strengthen your immunity with vitamins - an overview of the most important ingredients
To provide the body with the best protection against infections, it is worth focusing on providing vitamins that support the immune system. Regularly consuming adequate amounts of vitamins, both from your diet and in the form of supplements, can significantly improve your body's ability to fight pathogens and stay healthy all year round.Summary
Vitamins play an invaluable role in maintaining a healthy and strong immune system. Both fat-soluble and water-soluble vitamins have their place in comprehensive immune support. It is important to provide them in appropriate quantities, preferably from natural sources, and, if necessary, support yourself with high-quality supplements. Including vitamins in your daily diet is an investment in your health that brings long-term benefits.Source
- Gombart, A. F., Pierre, A., & Maggini, S. (2020). A Review of Micronutrients and the Immune System–Working in Harmony to Reduce the Risk of Infection. Nutrients, 12(1), 236.
- Martineau, A. R., Jolliffe, D. A., Hooper, R. L., Greenberg, L., Aloia, J. F., Bergman, P., & Griffiths, C. J. (2017). Vitamin D supplementation to prevent acute respiratory infections: systematic review and meta-analysis of individual participant data. BMJ, 356, i6583.
- Calder, P. C. (2020). Nutrition, immunity and COVID-19. BMJ Nutrition, Prevention & Health, 3(1), 74-92.
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