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TYPES, SOURCES, AND ROLES OF VITAMINS IN THE HUMAN BODY

Authors

  • Ilkhom Isroilov a student of Kokand University, Andijan Branch

Keywords:

Vitamins; Nutrition; Fat-soluble; Water-soluble; Micronutrients; Deficiency; Dietary intake; Human health; Metabolism; Supplementation

Abstract

 This article explores the classification, dietary sources, and physiological functions of vitamins—vital micronutrients required in small amounts for maintaining human health. Vitamins are broadly categorized as fat-soluble (A, D, E, K) and water-soluble (B-complex and C), each with distinct roles in metabolism, immune regulation, tissue repair, and neurological function. The paper highlights how deficiencies in these nutrients may result in various disorders, such as rickets, anemia, scurvy, and neural tube defects. It also emphasizes the importance of a balanced diet, nutritional awareness, and the risks of unsupervised supplementation. The synthesis of literature presented aims to provide a foundational understanding for both students and health professionals regarding the essential role of vitamins in preventive health and clinical nutrition.

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References

Gropper, S. S., & Smith, J. L. (2013). Advanced Nutrition and Human Metabolism (6th ed.). Wadsworth Cengage Learning.

Mason, J. B. (2020). Vitamins and minerals. In M. E. Shils et al. (Eds.), Modern Nutrition in Health and Disease (11th ed.). Wolters Kluwer.

National Institutes of Health (NIH). (2022). Vitamin and Mineral Supplement Fact Sheets. Office of Dietary Supplements. Retrieved from https://ods.od.nih.gov

Nair, R., & Maseeh, A. (2012). Vitamin D: The “sunshine” vitamin. Journal of Pharmacology & Pharmacotherapeutics, 3(2), 118–126. https://doi.org/10.4103/0976-500X.95506

Whitney, E., & Rolfes, S. R. (2019). Understanding Nutrition (15th ed.). Cengage Learning.

World Health Organization (WHO). (2021). Micronutrient deficiencies. Retrieved from https://www.who.int/health-topics/micronutrients

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Published

2025-07-24

Versions

How to Cite

Ilkhom Isroilov. (2025). TYPES, SOURCES, AND ROLES OF VITAMINS IN THE HUMAN BODY. International Multidisciplinary Journal for Research & Development, 12(07), 267–272. Retrieved from https://www.ijmrd.in/index.php/imjrd/article/view/3578