A FEW crystals of vitamin K (2-hydroxy-3-methyl-1,4-naphthoquinone) and of cysteine (chorhydrate) are added to a solution containing 7–20 µgm./ml. of vitamin E (sodium phosphate of alpha ...
Foods which contain edible oils will spoil once exposed to oxygen from the air ... that this is an oxidation reaction, showing that as an antioxidant, vitamin C is itself oxidised.