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  1. Listing of vitamins - Harvard Health

    WebAug 31, 2020 · The recommendations in this vitamins chart are based largely on guidelines from the Institute of Medicine. Recommended amounts of different types of vitamins may be expressed in milligrams (mg), micrograms (mcg), or international units (IU), depending on the nutrient. Unless specified, values represent those for adults ages 19 and older.

  2. Vitamins: What are they, and what do they do? - Medical News …

    WebDec 16, 2020 · A vitamin is an organic compound, which means that it contains carbon. It is also an essential nutrient that the body may need to get from food. There are currently 13 recognized vitamins....

  3. Vitamins: MedlinePlus

    WebApr 2, 2015 · Vitamins are substances that your body needs to grow and develop normally. There are 13 vitamins your body needs. They are: Vitamin A B vitamins (thiamine, riboflavin, niacin, pantothenic acid, biotin, vitamin B-6, vitamin B-12 and folate) Vitamin C Vitamin D Vitamin E Vitamin K You can usually get all your vitamins from the foods you eat.

  4. Vitamin | Definition, Types, & Facts | Britannica

    WebDec 9, 2022 · vitamin, any of several organic substances that are necessary in small quantities for normal health and growth in higher forms of animal life. Vitamins are distinct in several ways from other biologically important compounds such as …

  5. Vitamins: MedlinePlus Medical Encyclopedia

    WebVitamins are a group of substances that are needed for normal cell function, growth, and development. There are 13 essential vitamins. This means that these vitamins are required for the body to work properly. They are: Vitamin A; Vitamin C; Vitamin D; Vitamin E; Vitamin K; Vitamin B1 ; Vitamin B2 ; Vitamin B3 ; Vitamin B6 (pyridoxine)

  6. 9 Vitamins and Minerals You Should Take Daily - Cleveland Clinic

    WebNov 4, 2021 · Sources of vitamin E include vegetable oils, avocados, spinach, seeds and nuts, and whole grains. “Vitamin E has the antioxidant benefits of keeping your immune system strong, but also can help with dilating blood vessels and preventing blood clots,” says Patton. Vitamin E benefits: Protects cells from …

  7. Vitamins and Minerals - The Nutrition Source

    WebVitamins 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 from the food we eat. Vitamins are organic substances that are generally classified as either fat soluble or water soluble.

  8. 16 best vitamin brands for 2023: What to look for - Medical News …

    WebDec 15, 2022 · Nature Made offers vitamins and supplements with USP verification. It offers a mix of capsules, softgels, gummies, and fizzy drink mix sticks. The range includes: multivitamins; prenatal vitamins

  9. 15 Best Vitamin Brands of 2022: A Dietitian’s Picks - Healthline

    WebNov 14, 2022 · Types of vitamins available: multivitamins, probiotics, and single nutrients Price: $–$$ Llama Naturals offers a selection of flavored gummy vitamins specifically for children, including...

  10. Vitamin - Wikipedia

    WebVitamins have diverse biochemical functions. Vitamin A acts as a regulator of cell and tissue growth and differentiation. Vitamin D provides a hormone-like function, regulating mineral metabolism for bones and other organs. The B complex vitamins function as enzyme cofactors (coenzymes) or the precursors for them.