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Ask the Expert

How many calories are in fresh fruit and vegetables?

Friday, January 15th, 2016
 

Q. I need a caloric count for fresh fruit and vegetables?

 

A. Our fruit and vegetable nutrition database has nutrition facts labels available (including calorie content) on over  Read More

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Are fruits and vegetables less nutritious than 50 years ago due to soil depletion?

Thursday, January 14th, 2016
 

Q. A colleague tells me we cannot get enough vitamins from our foods anymore, no matter how well we eat, because our soils are depleted.   Read More

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Is the sugar in fruit safe to eat?

Tuesday, January 12th, 2016
 

Q. Is the sugar in fruit safe?

 

A. It is a common misconception that the sugar in fruits is “bad”. While fruit does contain sugar, it is a naturally occurring sugar and is  Read More

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What is the difference between a sweet potato and a yam?

Monday, January 11th, 2016
 

Q. What is the difference between yams and sweet potatoes? Where can I get a 7 foot yam?

 

A. Sweet potatoes and yams are constantly confused for one another, but the truth is what  Read More

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What type of acid do Clementines contain?

Saturday, January 9th, 2016
 

Q. Do Clementines contain citric acid or ascorbic acid version of Vitamin C? I am anaphylactic allergic to citric acid. I know I can’t eat lemons, limes, oranges, and grapefruits, but I  Read More

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Are nutrients lost to oxidation when fruits or vegetables are blended?

Monday, January 4th, 2016
 

Q. I have a NutraBullet to encourage more fruit consumption. I blend fruit and kale or spinach leaves for breakfast. If I blend for less than 15 seconds am I losing  Read More

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My daughter is weak, does she need vitamins?

Tuesday, December 29th, 2015
 

Q. Dr. I don’t understand why sometimes my daughter feels weak (she’s very slim) even when she eats a lot. Could it be the lack of any vitamin? Could you please advise me on  Read More

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What is the best way to store oranges?

Monday, December 28th, 2015
 

Q. How should I store fresh oranges when buying a bunch on vacation? Cool? Dry? At what temperature or do you just eat fast?

 

A. Oranges can be kept at room temperature for 1-2  Read More

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What vegetable is pink and white inside?

Friday, December 18th, 2015
 

Q. What vegetable is pink and white inside?

 

A. It is hard to say what vegetable you have without looking at it. Different varieties of radishes, beets, and carrots can have pink and white  Read More

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How many calories should I eat to lose weight?

Tuesday, December 8th, 2015
 

Q. I am not sure how many calories I need on a daily basis. I am trying to lose weight and have lost 5 pounds with low fat, low salt, no bread, and very little butter.

 

A. Daily  Read More

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The Expert: Dr. Elizabeth Pivonka, a mother of two and a registered dietitian, shares years of experience in getting people to eat more fruits and veggies.
Read her full bio >>

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The Expert: Dr. Elizabeth Pivonka, a mother of two and a registered dietitian, shares years of experience in getting people to eat more fruits and veggies.Read Her Full Bio

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