
Vitamin | Definition, Types, & Facts | Britannica
Nov 22, 2025 · What are vitamins? Vitamins are any of several organic substances that are necessary in small quantities for normal health and growth in higher forms of animal life. They …
Vitamin - Wikipedia
Vitamins are organic molecules (or a set of closely related molecules called vitamers) that are essential to an organism in small quantities for proper metabolic function. These essential …
What Are Vitamins? - Healthline
Nov 29, 2023 · Vitamins are nutrients that are found in the foods we eat. They’re needed for functions such as growth, metabolism, and nervous system activities. Often, a health …
What To Know About Vitamins and Minerals - Cleveland Clinic …
Sep 16, 2024 · Vitamins are made by plants and animals, while minerals come from the soil and water — both of which are essential for our bodies.
What Are Vitamins, and Why Are They Important? - Verywell Health
Sep 4, 2025 · Vitamins are essential nutrients that you must obtain through your diet. The two types of vitamins, fat-soluble and water-soluble, are needed for many vital bodily processes, …
Vitamins: What are they, and what do they do? - Medical News Today
Oct 5, 2023 · Vitamins are essential nutrients that mainly come from foods. Each performs various roles in the body, and deficiencies of different vitamins can harm health in different ways.
Vitamins – Definition, Functions, and Importance
Sep 23, 2025 · Vitamins are organic compounds that living organisms require in small amounts for the normal growth, metabolism, and health. Unlike carbohydrates, proteins, and fats, …
Vitamins and Minerals - The Nutrition Source
Vitamins and minerals are micronutrients required by the body to carry out a range of normal functions. However, these micronutrients are not produced in our bodies and must be derived …
10 Most Important Vitamins and What They Do for Your Body
Oct 5, 2025 · In this article, we will explore the 10 most important vitamins, their functions, their sources, and why they are so critical for survival. Along the way, we’ll uncover how these …
Vitamins: MedlinePlus Medical Encyclopedia
Jan 21, 2025 · There are 13 essential vitamins. This means that these vitamins are required for the body to work properly. They are: Vitamins are grouped into two categories: Fat-soluble …