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Interests => Health & Fitness => Topic started by: franksolich on April 23, 2009, 07:11:06 AM

Title: can one have too much Vitamin D?
Post by: franksolich on April 23, 2009, 07:11:06 AM
Yesterday (Wednesday) I did some work outdoors, out under the sun.  I wasn't paying attention, and was beat upon by the sun for about forty-five minutes.

No sunburn; I really don't start getting tanned until August, and because I limit my exposure to the sun, burned skin is hardly, if ever, a problem.

Anyway.

So I got done, and as the day wore on, I got iller and iller. 

A vague unease, tiredness even though I had done nothing strenuous, loss of appetite, the attention span of a primitive, general irritation.

Then I thought about something.  The sun of course provides Vitamin D.

As does milk, of which I drink two-thirds of a gallon of the whole stuff every day (i.e., two gallons every three days).

I have to avoid the sun because of melanoma, which was licked a long time ago (11 years ago), but for some odd reason always wants to come back.  The only thing that keeps it at bay is my following George Bush's policy of pre-emptive action, zapping something while it's a microscopic problem, before it can become a major problem (or at least wanting to zap it; as we all know, George Bush because of obstructionists and negativists and primitives, didn't get his way all the time).

So.....with this sun, and this milk, might I be overdoing it with Vitamin D, causing, as yesterday, this blah, tired, no-attention-span, feeling?
Title: Re: can one have too much Vitamin D?
Post by: Toastedturningtidelegs on April 23, 2009, 07:24:37 AM
That almost sounds like slight heat exhaustion or dehydration? Did you have any water with your 2/3 of a gallon of milk Frank?
Title: Re: can one have too much Vitamin D?
Post by: franksolich on April 23, 2009, 11:09:39 AM
That almost sounds like slight heat exhaustion or dehydration? Did you have any water with your 2/3 of a gallon of milk Frank?

During the summer (as with yesterday), ice.

I've always consumed a lot of ice, and ice being water, well, there's no harm in it even if one consumes oceans of it.

If I'm ambitious (which I wasn't yesterday), I even put the milk and ice into a blender and chop it all up.  (Also I do that with coffee, tomato juice, vegetable juice, orange juice, this ice-and-other thing.)  If I don't do that, I just dump in ice-cubes.

I thought about all that I had consumed yesterday, which included a half-gallon of pure orange juice (again, with ice cubes), and four pieces of whole wheat toast with butter (real butter) and sour cream, and half an 8-ounce block of pure cheddar cheese.

And ooops, that was it; that was the entire menu all day (which included coffee and cigarettes, not previously mentioned).

That's NOT the regular diet, only parts of it, as during hot weather I dine on less, which makes sense.  Being stuffed makes one hotter.

This is NOT a well-rounded diet, but excresence happens.  However, all of these things are robustly healthy foods, so I can't figure out the problems with it.

Oh well, one lives and learns, or tries to learn.
Title: Re: can one have too much Vitamin D?
Post by: Inga on April 24, 2009, 07:43:49 AM
Frank, of you have any mint to make mint tea or ice tea with mint, or mint juleps. This will lower the body temperature.That did sound like a slight bit of heat exhaustion. Don't for get to take extra potassium,or maybe packets of Emerg'-C in water and replenish your electrolytes, minerals, Vitamin B and C.Get it at Wal Mart. Northern ducks like you need to take a little extra time getting use to the sun and the bright lights.

You can get to much Vitamin D, with supplements it's about 20,000IU. The sun will burn you up or skin cancers will develop before you get to much. Milk you could swim in it, but could release parasites first or develop gallstones.

Watch that sun, I was out in it the other day and my lips burnt and peeled. Good luck Frank.
Title: Re: can one have too much Vitamin D?
Post by: debk on April 24, 2009, 08:01:25 AM
I agree with the others that it sounds more like heat exhaustion or dehydration, rather than overdoing the Vitamin D. I know that you can overdo C and A, but I'm not sure that you can D.

Might want to keep some Gatorade or Powerade around the house. It has a long shelf life.

Title: Re: can one have too much Vitamin D?
Post by: Wineslob on April 24, 2009, 02:23:34 PM
Quote
can one have too much Vitamin D?
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Yes:

Quote
There is a high health risk associated with consuming too much vitamin D. Vitamin D toxicity can cause nausea, vomiting, poor appetite, constipation, weakness, and weight loss. It can also raise blood levels of calcium, causing mental status changes such as confusion. High blood levels of calcium also can cause heart rhythm abnormalities. Calcinosis, the deposition of calcium and phosphate in soft tissues like the kidney can be caused by vitamin D toxicity.
Consuming too much vitamin D through diet alone is not likely unless you routinely consume large amounts of cod liver oil. It is much more likely to occur from high intakes of vitamin D in supplements. The Food and Nutrition Board of the Institute of Medicine considers an intake of 1,000 IU for infants up to 12 months of age and 2,000 IU for children, adults, pregnant, and lactating women to be the tolerable upper intake level. Daily intake above this level increases the risk of adverse health effects and is not advised.


from here: http://healthlink.mcw.edu/article/982088787.html