OP encourages bile flow. Google 'magnesium deficiency' and you will see how common it is in crops, i.e., our food source. Yet, according to several medical websites, magnesium deficiency is uncommon. As you know, magnesium deficiency is widespread in the average Western World diet. It is such an influencial chemical that its deficiency can lead to deficiency of calcium and potassium, two other essential chemicals.
Gallstones are, oddly, a valuable by-product of meat processing, fetching up to $900 US an ounce in their use as a purported aphrodisiac in the herbal medicine of some cultures. The finest Gallstones tend to be sourced from old dairy cows. Much as in the manner of diamond mines, slaughterhouses carefully scrutinise offal department workers for gallstone theft. [1]