Do You Need More Vitamin D?

Do You Need More Vitamin D? (3:14)

Dr. Oz explains why you might not be getting enough vitamin D from sunlight and how to determine if you have a vitamin D deficiency.

Vitamins

The Easy Way to Get More Vitamin D

2:29

The New Supplement That’s More Than Just a Multivitamin

4:27

The Symptoms of a Vitamin B12 Deficiency

3:18
The Key Nutrient You Need If You’re Fatigued

2:32

How to Pick the Right Vitamins

2:24

The Best Ways to Boost Your Vitamin B12

2:13
Why Your Body Needs Vitamin B12

2:33

3 Vitamins Worth Taking

2:00

Boost Your Vitamin B12 Levels With This Fruit

2:20
The Importance of Micronutrients

3:03

Is This Nutrient Deficiency Giving You Anxiety?

2:47

Now Playing

Do You Need More Vitamin D?

3:14
How Much Vitamin D Should You Take?

3:22

Best Time to Take Your Calcium Supplement

1:17

Load Up on Magnesium to Lower Blood Sugar

1:03
What Makes a Fish Oil Supplement Effective

2:33

Where to Store Your Vitamins

1:04

Daylight Savings Time Change Increases Vitamin D Deficiency

1:24
What's the Deal With Gummy Vitamins?

3:33

4 Things to Know Before Taking Herbal Remedies

1:15

Are You Getting Enough Zinc?

1:08
Does a Multivitamin Make Sense for You? It Depends

1:37

Take Your Vitamin D at This Time

1:23

Will Supplements or Vitamins Help Fight Heart Disease?

1:25
Get Your B Vitamins to Boost Memory and Prevent Alzheimer's

1:18

Get Smart About Herbal Supplements

1:10

What Vitamins Should a Woman Over 50 Be Taking?

2:19
Not All Fish Oil Is Created Equal

1:10

What Is an International Unit?

0:46

Are Multivitamins Safe?

3:17
Should I Take My Vitamin Supplements In Liquid, Powder, or Tablet Form?

1:00

Why Do Some Vitamins Make Me Nauseous?

0:50

What Vitamins Should I Take to Slow Aging?

0:44
What Vitamins Might Help with Memory?

1:09

Is the Blood Level of Vitamin D in the Body Related to Cancer Risk?

0:40

Vitamin C for Stronger Eyes

1:05
How Can I Lift My Mood?

4:06

Can Vitamin Therapy Help Treat ADHD?

0:37

Which Vitamins and Minerals Can Help Me Sleep Better?

1:17
How Much Calcium Do I Need Every Day?

1:04

Are B12 Shots Better Than B12 Supplements?

4:41

What Vitamins Can I Take to Boost My Energy?

1:47
How Much Iron Do I Need In My Diet Each Day?

1:50

If I Could Only Have One Vitamin, Which One Should I Take?

1:06

Why Should I Consume Vitamin D If I Want to Lose Weight?

1:06
Get Vitamin E from Food, Not Dietary Supplements

1:13

Which Vitamins Are Most Important for Healthy Skin?

0:36

Can I Get Enough Vitamin D Through Exposure to Sunlight?

0:50
How Much Vitamin D Should I Take Each Day?

0:46

Can Vitamin D Prevent Alzheimer's Disease?

0:49

What Are the Symptoms of Vitamin B12 Deficiency?

0:35
Which Food Can Help Make Up a Vitamin E Shortfall In My Diet?

2:00

Does Vitamin D Reduce the Risk of Heart Disease?

1:02

Which Foods Are High In Vitamin K?

0:55
How Much Sun Is Needed to Keep Healthy Vitamin D Levels?

1:18

What Are Health Benefits of Vitamin D?

0:37

What Are the Health Benefits of Vitamin Supplements?

0:27
How Does Where I Live Affect How Much Vitamin D I Get?

0:19

How Is Vitamin B12 Deficiency Treated?

2:49

Why Is It Important for Children and Preteens to Get Enough Vitamin D?

0:46
Will a Vitamin D Deficiency During Pregnancy Hurt My Baby?

0:27

How Can I Make My Skin Glow?

1:37
What Is the Recommended Dietary Allowance (RDA) of Vitamin B12?

0:38
How Important Is It for Me to Take Prenatal Vitamins During Pregnancy?

0:41
Can You Take Too Much of a Vitamin or Mineral?

1:03

See All

About Vitamins

Our experts agree it’s best to get vitamins and other nutrients from your diet, not dietary supplements. But sometimes it makes sense to take a vitamin, especially if you're deficient in vitamin D, omega-3 fatty acids and certain minerals.

See All Health Topics A-Z

Recommended

See All

Ask The Expert

Frances Largeman-Roth, RD

Your Expert Guide to
Diet & Nutrition