Friday, August 28, 2009

Are You Getting Enough Vitamin D?

I'd like to start this post by thanking everyone for your comments on my last post. I knew it was an intense issue and I appreciated hearing all of your own thoughts and observations. You are all so wonderful! I would also like to thank The Candid Blogger for helping me upload my resume onto my blog!! Check out his blog, which presents another side to many of the stories we see on the news, including a lot of eye opening information about the health care debate.

Vitamin D, Are You are Getting Enough?

My mother, a registered nurse who works as a school nurse, is my inspiration for everything. She is also the one who taught me how to eat healthy and enjoy it. I've always considered my mother a healthy person, as she eats well, exercises regularly, and has no addictions (although I know I got my sweet tooth from her!). The other day I was surprised to find out her doctor had told her that her Vitamin D levels were low. I was shocked. After all, she drinks milk, eats yogurt, rides bikes and gardens outside (sun!), and takes a multivitamin. Right away I turned into her personal dietitian:

Me: "Mom, how often are you outside?"

Mom: "I'm outside a lot, but I always put sunscreen all over my body"

Me: "Mom, don't you take a vitamin, and a Viactiv everyday?"

Mom: "Umm, when I remember!"

Me: "Mom, don't you drink three glasses of milk, or eat yogurt everyday?"

Mom: "I use milk on my cereal, but that's about it, plus I am sick of yogurt and haven't really been eating much of it lately".

Me: "Ok, I get it, no wonder you are low in Vitamin D!"

Ever since I began to study nutrition I have learned more and more about Vitamin D and it seems as though it's the one vitamin that keeps proving to be more and more important. Heck, my mom's doctor measured her Vitamin D as a routine test! Why is Vitamin D so important? The following is from MSNBC.com:

"Patients with the lowest blood levels of vitamin D were about two times more likely to die from any cause during the next eight years than those with the highest levels, the study found. The link with heart-related deaths was particularly strong in those with low vitamin D levels."

Research suggests that Vitamin D might play a role in preventing and/or treating:

Type 1 Diabetes

Type 2 Diabetes

Hypertension

Multiple Sclerosis

Glucose Intolerance (sort of like pre-diabetes)

Depression

Pain

Kidney Disease

Heart Disease

The following are some excerpts from an article from StatesmanJournal.com:

Where and How Do You Get Vitamin D?

"When it comes to getting D, the best source is the sun. Vitamin D can be synthesized when the sun hits our skin."

"an expanding number of clinical studies show that much of the American population is at risk for D deficiency and unable to gain enough sun exposure to cure the problem."

"Dermatologists admit most folks can handle 15 minutes a day of sunlight exposure needed to keep D stores up. But, vitamin D expert Dr. Michael Holick has documented the fact that most Americans don't get enough D this way. In Oregon, there's little guarantee we'll get enough sunny days for the sun to do its job."

From the Office of Dietary Supplements: "It has been suggested by some vitamin D researchers, for example, that approximately 5-30 minutes of sun exposure between 10 AM and 3 PM at least twice a week to the face, arms, legs, or back without sunscreen usually lead to sufficient vitamin D synthesis and that the moderate use of commercial tanning beds that emit 2-6% UVB radiation is also effective"

"Vitamin D is found in fortified milk products, fatty fish, liver and eggs. It's a fat-soluble vitamin, meaning fat is required for its absorption; it can accumulate and be stored in the body; and toxicity is an issue if you're mega dosing without medical monitoring. If you've latched onto low-fat eating, given up liver and onions along with eggs, rely on fat-free milk and live in Oregon, you may be at risk for D deficiency."

How Much Should You Consume?

Ages 14-18 men and women: 200 IU or 5 mcg, although the American Academy of Pediatrics recommends 400 IU, based on clinical studies.

Ages 19-50 men and women: 200 IU or 5 mcg

Ages 51-70 men and women (my mom!): 400 IU or 10 mcg

How Do I (Gina) Get My Vitamin D?

It's very hard to get too much Vitamin D, but it can happen, as it's fat soluble and is thus stored in the body. 2000 IU is too much, but you're likely never going to reach that number. Keep in mind most milks are fortified with Vitamin D, but if you are drinking fat free milk you need to make sure you are drinking it with something that has fat in it (like oatmeal with butter, or a granola cereal, or a peanut butter and jelly sandwich). Also, very few yogurts have Vitamin D in them, for a list of Vitamin D fortified yogurts, click here.

Question
: Are you getting enough Vitamin D? Are you surprised by all of the benefits of Vitamin D?

Thanks for reading!

21 comments:

Priyanka said...

That is a really eye opening post mostly because I have to interview my Mom in the very same way!

She is one MVs but I think I'll assess about the other factors too! Thanks so much Gina!

lessonstolearn said...

Seems Vitamin D had been in the news more and more as they learn more about it. Living in the Northeast, I definitely should be paying more attention.

I love that you take Flinstone's Vitamins!

insideiamdancing said...

Interesting stuff... It's something I think about, but only because of the link with calcium absorbtion. I am outside a lot (several hours a day) and take a calcium supplement fortified with vitamin D. BUT, most of my dairy is from Fage yogurt which isn't fortified, and my fat intake is...um, well below recommended. Do you need a certain level of fat overall to absorb vitamin D or can a small amount with the source (ie, supplement or fortified dairy) be sufficient? How do you know if you have a deficiency?

angiesappetite said...

Great post Gina!

Have a good weekend!

MelindaRD said...

Great post and review of current lit. I do not think this is going to go away anytime soon and I think we are gearing up for a long heated debate about this topic. It has gained so much attention recently and for good reason with all the links to chronic diseases. The one that I find really interesting is the link to MS. Higher incidence of disease the further you get from the equator. It really makes you wonder what else plays a role in disease that we do NOT know about. Research is essential.

Nutritious is Delicious said...

That is so interesting!

Kelly said...

I really want to try those popsicles!
I think I get my vitamin D- I always have to go outside with the kiddos even in the winter so any day that it's sunny I get my vitamin D. I know I SHOULD put on sunscreen but I never do because its usually only 15-20 minutes :)

Linda - one scoop at a time said...

Very informative post.

I have never been tested for vitamin deficiencies but it sounds like something I should ask my doctor about.

I'm a HUGE connoisseur of mushrooms and I've read that fungi is loaded with vitamin D.

Have a great weekend Gina!

Jess (Fit Chick in the City) said...

I struggle with getting enough vitamin D in the winter months. I also tend to get the winter blues and def. think its related to the lack of sunshine in NYC.

I'm not surprised by their benefit. I should probably take a supplement though.

Andrea@WellnessNotes said...

Great topic!

I try to get enough Vitamin D by drinking fortified milk, getting some sun exposure, and taking a Viactiv (when I remember - I could so relate to your mom!). Great reminder to be even more vigilant about how much Vitamin D I'm getting!

Have a great weekend!

wholebodylove said...

I get my Vitamin D from yogurt and non-dairy milk.

Thinspired said...

I've been thinking I might be D-deficient for a while now. Thanks for bringing up the issue. I do eat a good amount of dairy, but since moving to the UK, I hardly see the sun!

balancejoyanddelicias said...

Great informative post again Gina! I've read about vitamin D, how to get it and potential benefits of it, but never thought that someone like your mom (healthy conscious person) could be deficient on it. It really makes me wonder if I am deficient of it too.
Thanks for reminding us!!! I'll definitely be more aware of taking enough sun and/or food enriched with vitamin D.

Gina said...

Well, I'm going to go spend most of my day outside!!! I do need to watch my Vitamin D though, most definitely. I pretty much get none from my diet, and I only take a vitamin a few times a week.

Emily said...

Eek, not really sure how much vitamin D I get. I wonder if you can still synthesize it after 3 pm? I do drink Almond Breeze, though. I should probably be taking a supplement.

Sweta said...

When I started out as a Dietitian back in India,we hardly ever thought about Vit D-we all got more than our fair share(FYI,the milk in India isn't fortified with Vit D,cause most Indians get it naturally).
When I worked in the corporate sector,I started coming across youngsters who were working night-shifts and that's when Vit D came into the picture and also became an important question during our counselings.
I'm not sure how much Vit D helps in preventing Diabetes,cause India is fast becoming the Diabetes capital of the world even with all the abundant vit.D that it gets!!
When we first came here to Oregon,the first thing I noticed was the fortification of the milk(understandably,this IS Oregon)!I hope we are getting our fair share of Vit D-great post Gina!!

Sweta said...

P.S:
I don't personally use the USDA site but yes,according to it,half of the 195cals can be in the from visible fat,and the rest can be in the form of sugar. There are no 'perfect' formulas to calculate such things,but it's a good 'guesstimate'!!

Sweta said...

P.P.S:
Hey Gina,a friend just told me that they tried Trader Joe's Butter Chicken and rice(an Indian dish) and that it was good!!We don't have a TJ's here,so I really can't check it out. Why don't you try it out-Nick might like it too.
I searched online and found one review-
Check out:http://onefoodguy.blogspot.com/2009/08/triumphant-return-of-tuesdays-tastings.html

Astra Libris said...

Oh wow, Gina, thank you for this very important post!! Zach was really excited about this post too - he's always making sure I'm taking my vitamin D supplement... :-)

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moretolifethanlettuce said...

so funny that you posted about this! i JUST met with a dietitian on friday and the #1 thing she wanted to send me home to work on was getting more vitamin d! i am not vegan but rarely consume dairy, and she was horrified that i wasn't really doing anything to supplement. since then i've bought soy milk that is fortified with it and also invested in some supplements in pill form. thanks for the information!