, high strength calcium & magnesium, at levels not found in other mineral complexes, essential minerals, relevant levels of all the trace minerals, great for trace minerals, selenium chromium iron iodinemega mineral complex contains a useful combination of all the most important minerals including relevant amounts of the two mega minerals calcium & magnesium that are so often included in supplements at just token levels. mega mineral complex is therefore in a class of its own in terms of the minerals when compared to other mineral multis available in shops. in fact this product provides more calcium & magnesium than most bone health formulas.this product can be taken on its own or with megavit® our high potency vitamin formula to create a high potency supplement regime. a good alternative to this combination is our high potency formula multi-max® complete as this product contains a fantastic spread of all the key nutrients in a 2-a-day formula for just 30p a day.