While I agree that drug-nutrient interactions are complex, with much yet to be learned, I feel that Alternatives (WDDTY vol 14 no 4) did not provide a balanced view. It could even provide more ammunition to the anti-food-supplement lobby.
Re bowel disease (WDDTY vol 15 no 1), almost everyone with IBS, colitis or cancer of the gut is hypersensitive to aluminium. The main sources are cooking utensils,