You specifically need the Molybdenum Amino Acid Chelate and I am unsure if vitamin shoppe sells this type of molybdenum specifically or not. I’ve seen some other stuff at my local store.
I looked on their website and this is likely the right stuff:
I had these die-off symptoms pretty bad for about 2 weeks and it slowly improved. You should start to feel better every single day and you likely will see your anxiety improve or go away completely as you heal with the diet. Brain fog and other symptoms should improve quickly as well.