Stoat Led Grouply Smugly Finding Snipe...
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No best answer has yet been selected by electricblue. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.Hi leccy - Salt is a mineral. It can be stored indefinitely without going stale, but best to use it up if it has been opened as there will be some deterioration compared to a new pack, if it has got moisture into it.
Food labelling requires a date - as you state, it is a 'sell by' - note it isn't a 'use by' or 'best before'....