Suggests 2–4 foods (common + your recipes) to match what you have left vs phase goals. Aim = tight, slight under, or slight over.
Barcode data from Open Food Facts — verify the label. The camera only works when you open the app over HTTPS (see Scan barcode if you use http://).
Export saves all your data as a JSON file. Import restores it — if today's date exists it loads automatically.
Export first, then wipe to start a fresh phase.