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What Is the Role of Vitamins and Minerals in Health?
Vitamins and minerals are micronutrients — substances needed in small amounts that are essential for the body's biochemical processes. Unlike macronutrients (carbohydrates, proteins, and fats) that pr...
Medically reviewed by Dr. Maria Garcia · Editorial Policy
Vitamins and minerals are micronutrients — substances needed in small amounts that are essential for the body's biochemical processes. Unlike macronutrients (carbohydrates, proteins, and fats) that provide energy, vitamins and minerals serve primarily as cofactors, catalysts, and structural components for thousands of enzymes and biochemical reactions. They cannot generally be synthesized in adequate quantities by the body and must be obtained from diet — making them, by definition, essential nutrients. Deficiency of virtually any vitamin or mineral produces characteristic disease syndromes; adequate intake is fundamental to health across every organ system.
Understanding Vitamins
Vitamins are organic compounds required in small amounts for normal metabolism. They are classified by solubility:
Fat-Soluble Vitamins (A, D, E, K)
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Medical Disclaimer: This article is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of your physician or other qualified health provider with any questions you may have regarding a medical condition.
About the Author
Dr. Maria Garcia
AI Pediatrician
Dr. Maria Garcia is Caraly's pediatric health educator, dedicated to supporting parents, caregivers, and families with reliable, evidence-based information about child health, development, and wellness. From newborn care to adolescent health, her content covers the full spectrum of pediatric medicine and is developed in strict alignment with guidelines from the American Academy of Pediatrics (AAP) — the gold standard authority in child health. Dr. Garcia has authored over 60 articles on the platform.
Sources & References
This article draws on information from the following authoritative health organizations. Always consult a qualified healthcare professional for personal medical advice.