Cranberries
Cranberries by liz west (CC BY)

Surprising Things You Didn't Know About Cranberries

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Picking cranberries
Picking cranberries by Aivar Ruukel (CC BY)

Berry Interesting

Whether it’s canned, cooked, or just ignored by the kids, the small by mighty cranberry is as much a part of Thanksgiving dinner as well, you know what. But there’s actually a lot to know about this tart part of the meal. These facts about cranberries make great Thanksgiving dinner fodder when you’ve tired of talking about politics.


Related: Facts About Apples That Will Take You by Surprise

Glass with fresh organic cranberry juice.
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Young woman during a dental check-up
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They’re Good For Different Parts of Your Body, Including Teeth

Chances are, you’ve heard that cranberries are good for preventing UTIs. Cranberries can prevent the binding of E. Coli in the bladder, keeping an infection from happening. But they also may halt cavities. The berries contain a-type proanthocyanidins, which not only helps prevent those UTIs, but also may prevent bacteria from forming in the mouth.


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Cranberries
Cranberries by JLS Photography - Alaska (CC BY-NC-ND)

They Are One Of North America’s Few Native Fruits

Cranberries grow wild everywhere from the mountains of Georgia to Minnesota to the Pacific Northwest. They were first cultivated in Cape Cod in the early 1800’s, and became a major industry in Maine in the last century.

Canned Cranberries
Canned Cranberries by Mr.TinMD (CC BY-ND)

Cranberries as a Business Nearly Disappeared

The cranberry industry nearly disappeared from Maine around 100 years ago. There wasn’t yet the right technology to protect against frost, disease and pests destroying the crop. During World War I, the demand for fresh cranberries went down as canned cranberry sauce became popular. In fact, cranberry production in Maine didn’t really become a major industry with commercial producers until the late 1980’s. 


Picking cranberries
Picking cranberries by Aivar Ruukel (CC BY)

A Cranberry Crisis May Affect Thanksgiving Dinner

There could be a cranberry shortage this year. Due to summer drought conditions in Massachusetts, a major cranberry producer, saw crops suffering.The delicate fruit requires just the right amount of water to thrive — too much rain also is bad. Luckily, the growing season goes until Thanksgiving, so there’s still time to make up lost crops.


Related: 13 Things You Didn't Know About Turkeys

Monitors Show EEG Reading and Graphical Brain Model. In the Background Laboratory Man Wearing Brainwave Scanning Headset Sits in a Chair with Closed Eyes. In the Modern Brain Study Research Laboratory
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They Have a Connection to Alzheimer’s

Another surprising benefit of the mighty cranberry is that they may protect against Alzheimer’s. A study published in The Journal of the American Medical Association found that eating a large amount of antioxidants such as Vitamin C, which cranberries have high amounts of, could lower the incidence of Alzheimer’s. 


Harvesting Cranberries
Harvesting Cranberries by -jkb- (CC BY)

There’s a Misconception About How Cranberries Grow

The berries do not grow on trees, bushes, or under water. The American cranberry grows on a plant with horizontal stems. Water is used for easier harvesting of the fruit, and cranberries are floated on water in the winter to keep them from freezing and being destroyed.

Kidney Stone
Kidney Stone by dfaulder (CC BY)

Be Careful With Cranberries If You Have Kidney Stones

The berry has a multitude of healthy components, but there’s one thing the berry is high in that isn’t necessarily great for everyone. It’s full of oxalate, while kidney stones are made of calcium oxalate. Additionally, cranberries should be eaten with caution if you take blood thinners.

Cranberries
Cranberries by Arthur T. LaBar (CC BY-NC)

Cranberries Can Be Kept For a Long Time

If you’re truly concerned about how next year’s cranberry crop will look and the berry is an integral part of your Thanksgiving meal, the berries freeze well. Seal them in an airtight container and they can keep for about a year.


Related: How to Freeze Vegetables and Fruits for Winter

Homemade Thanksgiving Cranberry Sauce
bhofack2/istockphoto

Cranberries Might Beat Bacterial Infections

Cranberry extract was found to disrupt how bacteria communicate to spread infection, according to one study.  With more research, that means it’s possible cranberries could help with infections in the same way antibiotics do.

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The Real Reason Cranberries Became a Thanksgiving Food Is Surprising

It’s assumed that pilgrims ate cranberries at the first Thanksgiving due to its regional abundance, but there’s no proof. Cranberry sauce is said to have become an official Thanksgiving dish when General Ulysses S. Grant ordered cranberries to be served to soldiers as a part of their holiday meal in 1864.