This is because the Dead Sea contains 33 per cent salt and ... Flotation tanks and pools and sea skin care products can be found at the Nirvana Spa in Berkshire (0118 9771777) and Apotheke 20-20 ...

Products are independently selected by our editors. We may earn an affiliate commission from links. We take it for granted, but salt is one of the most important minerals in the world. Throughout ...