Journal of Nutrition and Human Health

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Opinion Article - Journal of Nutrition and Human Health (2023) Volume 7, Issue 3

Strengthening your body's defence system with the role of micro nutrients in immune support

Masa Hachiya*

Department of Pediatrics, Tokyo Metropolitan Fuchu Medical Center for the Disabled, Musashi-dai, Fuchu-shi, Tokyo, Japan

Corresponding Author:
Masa Hachiya
Department of Pediatrics
Tokyo Metropolitan Fuchu Medical Center for the Disabled
Musashi-dai, Fuchu-shi, Tokyo, Japan

Received: 03-Jun-2023, Manuscript No. AAJNHH-23-107173; Editor assigned: 06-Jun-2023, Pre QC No. AAJNHH-23-107173(PQ); Reviewed: 21-Jun-2023, QC No. AAJNHH-23-107173; Revised: 23-Jun-2023, Manuscript No. AAJNHH-23-107173(R); Published: 28-Jun-2023, DOI: 10.35841/aajnhh-7.3.153

Citation: Hachiya M. Strengthening your body's defence system with the role of micronutrients in immune support. J Nutr Hum Health.2023;7(3):153

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For the body to be protected against illnesses and infections, a strong immune system is essential. Proper nutrition is just as important to immunological health as lifestyle factors like consistent exercise and enough sleep. Micronutrients, such as vitamins and minerals, are crucial for boosting the immune system's functionality and increasing its capacity to fend off infections. This article will investigate the link between micronutrients and immunological support, highlighting the essential vitamins and minerals that are crucial for boosting your body's defences [1].

The role of micronutrients in immune support: Vitamin C is a strong antioxidant that promotes immune system health. It aids in promoting the development of white blood cells, which are essential for battling infections. Additionally, vitamin C improves immune cells' resistance to oxidative stress and increases their capacity to eradicate infections. Vitamin D: Vitamin D is essential for immune system control. It supports immune cell activation and improves immune cells' capacity to identify and eliminate infections. A higher risk of autoimmune disorders and respiratory infections has also been linked to vitamin D deficiency. Vitamin A is necessary to preserve the health of the skin and mucous membranes, which serve as physical barriers against pathogens. Additionally, it promotes immune cell growth and improves their performance. Antioxidant vitamin E: vitamin E helps shield immune cells from oxidative damage. It is essential for boosting immunity and encouraging immune cell activation.

Zinc: Zinc is essential for the growth and operation of immune cells as well as a number of immunological activities. It is important for wound healing and aids in immune response regulation. Selenium: A powerful antioxidant, selenium promotes immune cell functioning while shielding it from oxidative stress. In addition, it supports the development of antibodies and aids in controlling inflammation. While micronutrients are essential for immune support, it's important to remember that they work in conjunction with a healthy lifestyle. Regular physical activity, adequate sleep, stress management, and proper hygiene practices also contribute to a strong immune system. A holistic approach that combines a nutrient-rich diet, regular exercise, and healthy habits is key to strengthening your body's defence system [2].

The immune system is a complex network of cells, tissues, and organs that work together to protect our bodies from infections, diseases, and other foreign invaders. It acts as a defence mechanism, identifying and neutralizing harmful pathogens while also promoting the healing and recovery process. A well-functioning immune system is crucial for overall well-being and vitality. Micronutrients play a crucial role in supporting and enhancing various aspects of immune function. For instance, vitamin C is known for its antioxidant properties and its ability to boost the production of white blood cells, which are essential for fighting off infections. Vitamin D helps regulate immune responses and promotes the production of antimicrobial proteins. Zinc is involved in immune cell development and function, while vitamin E acts as an antioxidant, protecting immune cells from damage [3].

Many micronutrients, such as vitamins A, C, and E, along with minerals like selenium and zinc, possess powerful antioxidant properties. Antioxidants help neutralize harmful free radicals in the body, which can cause oxidative stress and weaken the immune system. By reducing oxidative stress, these micronutrients help maintain the integrity and functionality of immune cells, thus enhancing the body's defence system. Micronutrients also play a role in modulating immune responses. For example, vitamin A helps regulate the immune system's inflammatory responses, promoting a balanced immune reaction. B vitamins, particularly B6, B9 (folate), and B12, are essential for the production and function of immune cells, including antibodies and T-cells. These nutrients support the body's ability to mount an effective immune response when faced with infections or diseases [4].

Certain micronutrients have specific roles in supporting immune function and protecting against particular infections. For instance, vitamin A is crucial for maintaining the health of mucosal surfaces, such as the respiratory and gastrointestinal tracts, which are common entry points for pathogens. Vitamin E has been associated with improved respiratory immune function, making it important for respiratory health. Selenium, a trace element, supports the production of enzymes that help regulate immune responses. A well-balanced diet rich in fruits, vegetables, whole grains, lean proteins, and healthy fats is the best way to obtain micronutrients for immune support. Colourful fruits and vegetables, in particular, are abundant sources of vitamins and minerals. However, in some cases, dietary intake may not be sufficient, especially for individuals with specific dietary restrictions or those with higher nutrient requirements. In such cases, supplements can be used under the guidance of healthcare professionals to fill nutritional gaps [5].


Maintaining general health and wellbeing requires supporting your immune system through appropriate nutrition. Your body's defence system is significantly strengthened by micronutrients, which include vitamins and minerals. You can make sure you get enough of these vital micronutrients by include a range of nutrient-rich foods in your diet. To customise your diet to your unique needs and maximise your immune support, remember to speak with a healthcare practitioner or trained dietitian. committing to a healthy, balanced diet. Micronutrients play a crucial role in supporting and strengthening our body's defense system by enhancing immune function, providing antioxidants, and supporting specific immune responses. A well-balanced diet, rich in fruits, vegetables, and whole foods, is the foundation for obtaining these essential nutrients.


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