So both canned and freshly cooked will have lost some of their nutritional value, but canned veggies are not as less nutritious as many people think (taste is a different argument). And if you overcook (long time and/or very high heat) fresh veggies they can become less nutritious than canned...
Just wondering all of you saying canned is less nutritious or worse than fresh, what do you base your conclusions on? Actually, when you cook fresh veggies they lose a significant amount of their nutritional value and could easily become less nutritious than ready-to-eat canned veggies. Check...