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An advantage that frozen vegetables have over canned is that many brands contain little or no added salt because the freezing process by itself is able to stop bacterial growth. However, many canned vegetable brands with little or no sodium have become available and many frozen brands do have salt added for more flavour. [10]
Studies that have been performed are inconclusive. One study found an 18% vitamin loss in green vegetables, while another found a 4% loss. [19] It is commonly accepted that the loss of Riboflavin has to do with the preparation for freezing rather than the freezing process itself.
Frozen meals “can be detrimental to your health goals and weight management,” White says, as oftentimes they contain “high sodium and high-fat content with preservatives,” he explains.
Foods have varying degrees of natural protection against spoilage and may require that the final step occurs in a pressure cooker. High-acid fruits like strawberries require no preservatives to can and only a short boiling cycle, whereas marginal vegetables such as carrots require longer boiling and the addition of other acidic elements. Low ...
Myth No. 3: All canned foods are loaded with salt and preservatives This one might come from the idea that anything long-lasting must have some Frankenstein science keeping it alive.
Once you decide which type is best for you, shop for canned and frozen vegetables that have the least amount of added ingredients. That includes salt, sugar, sauces and preservatives—herbs or ...
Home drying of vegetables, fruit and meat can be carried out with electrical dehydrators (household appliance) or by sun-drying or by wind. [5] Preservatives such as potassium metabisulfite, BHA, or BHT may be used, but are not required. However, dried products without these preservatives may require refrigeration or freezing to ensure safe ...
Susan Silberstein, Ph.D., a health and nutrition educator from the Center for Advancement in Cancer Education, dishes on how healthy canned and frozen fruits and vegetables really are. Check out ...