Oxalate stimulates the immune system, damaging circulating immune cells and making them less effective at fighting infection.

“activated activated oxalate is a great stimulator of the immune system so that's the whole other set of symptoms anything inflammatory and immune related can be this literal acid damaging the circulating immune cells and one study done at the University of Birmingham of Alabama um showed 40 minutes after a spinach smoothie that had 720 milligrams of oxalate that the circulating immune cells were damaged and putting out pro-inflammatory cytokines and we're less equipped to handle their real jobs to go deal with infection”