Updated

Updated · Slurrp · Jun 16

Frozen and Canned Produce Match Fresh Nutrition as 2-and-5 Daily Serves Stay the Goal

Updated

Updated · Slurrp · Jun 16

Frozen and Canned Produce Match Fresh Nutrition as 2-and-5 Daily Serves Stay the Goal

Q: Could new food tech make preserved vegetables even healthier than what's fresh at the store?

Yes—sometimes preserved vegetables can be as healthy as, or even healthier than, “fresh” produce at the store, and newer food technology is making that more likely. The key reason is timing. Frozen and canned vegetables are often processed soon after harvest, at peak ripeness, while fresh produce may spend days or weeks in transport and storage, losing some nutrients over time. Modern freezing methods such as individually quick frozen (IQF) technology create very small ice crystals, helping protect texture and nutrients better than older freezing methods. Some processing can also improve how the body uses nutrients. Canning tomatoes, for example, increases the bioavailability of lycopene, and heat processing can boost access to some carotenoids in vegetables such as pumpkin. Experts note that while canning can reduce some water-soluble vitamins and freezing can affect structure, advances in processing have significantly limited those losses. That does not mean preserved is always better. Added salt, sugar, or heavy syrups can reduce the health advantage, so shoppers should choose canned vegetables with “no added salt,” rinse them, and pick fruit packed in juice or with no added sugar. BPA-free cans are also a sensible choice. The broader expert view is practical: fresh, frozen, canned and dried all count. For many households, especially during a cost-of-living squeeze, the healthiest vegetables are often the ones people can afford, store safely, and eat regularly.

3 articles · Updated · Slurrp · Jun 16

Frozen and canned fruit and vegetables generally deliver nutrition comparable to fresh produce, while costing less and lasting longer during a cost-of-living squeeze.
Research cited by nutrition lecturer Margaret Murray says preserved produce can equal fresh items kept in the fridge for a week, and some frozen foods such as apricots may even retain more vitamin C.
Freezing and canning still have trade-offs: freezing can damage texture and, if food is thawed and refrozen, reduce nutrients; canned foods can lose some water-soluble vitamins through heat processing.
Consumers are advised to choose canned vegetables with no added salt or lower sodium, rinse them before eating, and pick canned fruit in juice rather than syrup to limit added sugar.
The analysis says adults should still aim for 2 serves of fruit and 5 serves of vegetables a day, with frozen and canned options counting toward those targets.