Your search for "magnesium" revealed the following:

Sale price £56.50 Regular price £70.00 Sale
Sale price £29.79 Regular price £40.00 Sale
On Sale from £46.40 Regular price £70.00 Sale
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Sale price £65.25 Regular price £70.00 Sale
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On Sale from £33.49 Regular price £40.00 Sale
Sale price £68.45 Regular price £90.00 Sale
Sale price £44.79 Regular price £60.00 Sale