48% of Americans are magnesium deficient. From googling, the hard to absorb inorganic ones are magnesium oxide and magnesium chloride. The easy to absorb organic salts include magnesium citrate, lactate, aspartate, and glycinate.
I also found when I eat eggs, I crave chocolate less. I think it’s the fat content.
(But I expect many just like the sugar.)
I think they can probably dose things differently. And you can also blend things, the one I have has 3 types