If we don't get enough of it, we risk not burning as many calories as well as potentially consuming more—not the ideal combo for weight loss.
B12 might be difficult to get enough of if you participant in a mostly plant-based diet.
The thyroid gland also needs zinc to help produce hormones, which is important in metabolism.
Magnesium has been becoming more and more popular as of late, due in part by its connection to relaxation and sleep.
Interestingly enough, processed foods typically contain iodized salt, so its uncommon to be deficient in iodine if you consume processed foods.
It can also be found in seafood like tuna, oysters, and shrimp, seaweed, eggs, and milk.