Grey salt is now very much on the menu.

As nutritionistJessica Shandexplains, it contains trace minerals.

Does grey salt help our hormones?

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Micha Pawlitzki

Celtic sea salt can also be used to boostelectrolytes.

Too much salt can put you at risk of high blood pressure and heart disease in later life.

Less refined salts contain trace minerals, but still have the same basic nutritional value as regular table salt.