They all contain immune-damaging trans-fats, free radicals, synthetic vitamins, nickel and aluminium (heavy metals), emulsifier and preservatives, hexane and other solvents, bleach, artificial flavors, soy protein isolate (contributes to thyroid dysfunction, digestive disorders and other health problems), and sterols which are associated with endocrine problems. Therefore, do not touch them and choose your fats and oils wisely.