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Doctor insights on: Frozen Foods Vs Fresh Or Canned

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Why do I have a food allergy to fresh fish, but not to frozen fillets or canned fish?

Why do I have a food allergy to fresh fish, but not to frozen fillets or canned fish?

Allergen varies: Different species of fish have different allergy proteins (tuna vs. salmon etc.). You may react to one species but not others. Within the same species, processing meat can denature (unravel) proteins so that they are no longer recognized by the immune system and no longer cause allergy. This can be done by heat (cooking) or by the chemicals used in processing. ...Read more

Freezing (Definition)

Freezing is to mean turning liquid into solid form by lowering the temperature. Water begins to freeze at 32 degree f or 0 degree celsius. Freezing reduces the movement of the substance/object--solid. Also commonly used in daily communication--police says to a perpetraitor "freeze" and hopefully the bad boy/girl stays solid/still (just for fun :-)). Have ...Read more


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Is frozen food as healthy as fresh?

Is frozen food as healthy as fresh?

No, but close: Just froze a bunch of my cherries, and am looking forward to their taste and nutrition. Fresh food is higher in nutritional value, but if you freeze food while it's fresh, the values will be very close on most nutrients! ...Read more

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Is baby food as healthy frozen as it is fresh?

For the most part: Yes. In a perfect world everything would be made and consumed fresh to optimize nutrition. But in this day and age, food comes from all over the world, and if it isn't frozen it would spoil or lose a significant amount of nutrient in transit. ...Read more

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Are canned and frozen vegetables just as good for you as fresh. And is there a more nutritious value between fresh and can ?

Are canned and frozen vegetables just as good for you as fresh. And is there a more nutritious value between fresh and can ?

Depends: As long as frozen veggies have not been in your freezer for more than a couple months, they may be the most "nutritious" of the 3 because they are harvested and frozen almost immediately, whereas fresh veggies can take weeks to arrive at your market. But buying locally grown farmer's market fresh veggies is probably your best bet. Canned veggies rate last of the 3 in nutritional value. ...Read more

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Dementia pt on pureed food but now can eat regular food. But can not eat fresh fruit unless pureed and thickened. why? He ate whole canned fruit.

Dementia pt on pureed food but now can eat regular food.  But can not eat fresh fruit unless pureed and thickened.  why? 
He ate whole canned fruit.

Difficulty w/ swallo: Somebody must have thought the person your concerned about has difficulty with chewing and or swallowing his food. Then he might get food into his lungs and get an aspiration pneumonia. So he is being fed like a child. I don't know if he has dentures yet but that would be another consideration in feeding issues. Reminds of the old riddle: what walks on 4 ft, then 2 ft, then 3 ft. ...Read more

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What is the healthiest frozen food?

What is the healthiest frozen food?

Read labels: I may be missing your question, but i think if you read the labels on your prepared frozen foods you'll find a considerable amount of both salt and calories (often from fat) in those products. Added salt and empty calories are not part of a healthy diet--which should otherwise include moderation, small portion sizes, lean meats, whole grains, and (preferrably) fresh fruits and vegetables. ...Read more

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Hi docs, would germs in food die when frozen?

Mostly no: Most germs survive freezing nicely and are activated when the food warms up. This is way cooking to higher temperatures is recommended. ...Read more

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What are the benefits of local fresh food?

What are the benefits of local fresh food?

LowerCarbonFootprint: One of the main benefits is that it takes less oil and gas to deliver locally grown produce compared to supermarkets and non local produce. Another benefit is you can know the source of your food, even check how they grow it! and lastly, local food supports your local economy! ...Read more