There are many factors which influence bioavailability including the compound form of the mineral or trace element.
The nutrient composition of Suma shows it especially high in the trace element germanium, very important for proper immune system function.
We are interested in the essential trace element molybdenum, which is required as a component of the cofactors of various redox enzymes.
Diets based mainly on silage could be deficient in vitamin E and the trace element selenium.
These alpha particles were caused by the decay of thorium, a trace element in the silicon substrate.