What must I stay clear of when taking glutathione? Stay clear of using glutathione when pregnant or nursing. There's not ample info to show that it's Safe and sound throughout these instances. Primal Defense—an entire food items mixture of 12 probiotics with HSOs to assist promote balanced digestive balance.† From https://glutathionepure43086.wikitidings.com/5727513/detailed_notes_on_probiotic_defense