To assist with over acidity of the blood, gastric disorders, heartburn and rheumatic tendency. Nat. Phos. is an acid neutraliser. It is the principal remedy for the wide group of ailments arising from an acid condition of the blood. This tissue salt is also of importance for the proper functioning of the digestive organs. The assimilation of fats and other nutrients is dependent on the action of this remedy. A deficiency of Nat. Phos. allows uric acid to form salts which become deposited around the joints and tissues giving rise to stiffness and swelling, and other painful rheumatic symptoms. Nat. Phos. is indicated whenever symptoms of acidity are present. Contains Lactose, biotin, Sodium Phosphate.