Here is the short list.
Shelf life: Freeze drying can preserve food for a longer period (20-25 years) than dehydrating (5-15 years) Texture: Freeze drying produces a crunchy texture, while dehydrating can produce a chewy or crispy texture Water content: Freeze drying removes ~99% of water content, Dehydrating removes ~70-90%
Thanks, good to know. Do you know If the nutritional values basically stay the same for both methods? Not so much that it retains its initial nutritional value, but that if there is any degradation of nutrition, is it about the same for both methods? Additionally, can’t you pretty much rehydrate freeze dried? Of course, I can go find the answers myself, but am being lazy lol.
I would have to look into it but I believe that both preserving methods leave nutritional value untouched all you are doing is removing the water. Everything else left behind is the good stuff.
As for rehydrating, yes, that is basically what every one of those campsite meals / mre's / "survival" food bins are.
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