Types of Vitamins and Nutrients

Give Your Teen's Iron a Boost

Adolescent girls are commonly considered at risk for iron deficiency — and girls from food-insecure households are at greatest risk. Find out how to get more iron in your teen's diet.

Learn about the vitamins and nutrients that are essential to a healthful eating.

More on This Topic

  • Types of Vitamins and Nutrients

    What are Omega-3 Fatty Acids?

    Sharon Denny, MS, RDN

    Research shows that eating two 4-ounce servings of seafood per week reduces the risk of heart disease and related deaths. But, omega-3s are not limited to fish. Read More

  • Types of Vitamins and Nutrients

    Do Kids Need Omega-3 Fats?

    In recent years, omega-3 fatty acids have become something of a nutrition star. But what are they and what can they do for a growing child's body? Read More

  • Nutrient-Rich Foods

    Vitamin D Deficiency in Kids

    Vitamin D deficiency can lead to rickets or defective bone growth. Make sure your child is getting enough vitamin D each day by including milk with most meals. Read More

  • Types of Vitamins and Nutrients

    Antioxidants - Protecting Healthy Cells

    Wendy Marcason, RDN

    Antioxidants — such as vitamins C and E and carotenoids, which include beta-carotene, lycopene and lutein — help protect healthy cells from damage caused by free radicals. Read More

  • Vegetarian and Special Diets

    Vegetarian Sources of Protein

    Rachel Begun, MS, RDN

    Not only is it possible to get enough protein from plant sources, there are other nutrition benefits of eating plant-based foods. Read More

  • Nutrient-Rich Foods

    24-Carrot Health

    Did you know that feathery fresh carrot tops were worn to adorn hair in Shakespeare's day? Today, it's carrots' vibrant orange pigment, known as carotene, that's getting attention. Read More

  • Types of Vitamins and Nutrients

    The Roles of Vitamin A

    Marisa Moore, MBA, RDN, LD

    Vitamin A is a fat-soluble vitamin that plays a role in immunity, the body's development and maintenance of major organs. Available in two sources, vitamin A is derived from animals and from plants. Read More

  • Types of Vitamins and Nutrients

    What Is Phosphorus?

    Marisa Moore, MBA, RDN, LD

    While it doesn't get as much attention as calcium, phosphorus plays an important role. It's a building block for bones and teeth and is a key nutrient in helping the body use and store energy. Read More

  • Dietary Guidelines and MyPlate

    Iron and Your Teen

    Poor food choices or restricting food to lose weight are two common reasons many teens don't consume enough iron when they need it the most. Read More

  • Tips for Weight Loss

    Want to Get Lean? Eat Fat!

    Susan Moores, MS, RD

    "Fat" used to be a bad word when it came to eating well. But times have changed. If you want a lean, mean, fighting-machine body, best to put some fat on your plate. Read More

  • Types of Vitamins and Nutrients

    Vitamins and Nutrients

    Eat a variety of nutrient-rich foods to give your body the nutrition it needs every day to help protect against illness and reduce your risk of chronic disease. Read More

  • Types of Vitamins and Nutrients

    Vitamin Needs of Athletes

    Sharon Denny, MS, RDN

    Although some research suggests the high activity levels of athletes may increase their vitamin needs, at present, there are not specific vitamin recommendations specific to athletes. Here's a view of the role vitamins play. Read More

  • Vegetarian and Special Diets

    Vegetarian Glossary of Terms

    A vegetarian diet can include foods that may be unfamiliar to you. This glossary outlines terms that are a common part of a vegetarian diet. Read More

  • Types of Vitamins and Nutrients

    What Is Potassium?

    Jill Kohn, MS, RDN, LDN

    Potassium is a mineral that, among other things, helps muscles contract, helps regulate fluids and mineral balance in and out of body cells, and helps maintain normal blood pressure by blunting the effect of sodium. Read More

  • Types of Vitamins and Nutrients

    What Is Magnesium?

    Magnesium is an important part of the more than 300 enzymes found in your body that help regulate many bodily functions, including the production of energy, body protein and muscle contractions. Read More

  • Types of Vitamins and Nutrients

    What Is Iron?

    Even though iron is widely available in food, many people still don't get the amount they need on a daily basis. How much iron do you need? Read More

  • Types of Vitamins and Nutrients

    What Is Calcium?

    Calcium is perhaps the most essential nutrient when it comes to bone health. Keep your bones healthy with these tips. Read More

  • Dietary Supplements

    Does My Child Need A Supplement?

    If your child eats a variety of foods, supplements may not be needed. However, if you're unsure about your child's nutrient intake, get expert advice. Read More