| abstract |
A pharmaceutical product comprises the use of a combination of tyrosine and iron for separate, sequential or simultaneous administration for the treatment of Parkinson's disease or depression. In a preferred embodiment the product also contains at least one of a vitamin B6 (e.g. pyridoxine), a folate (e.g. folic acid), a vitamin B3 (e.g. nicotinamide), or zinc. The product enables the natural biosynthesis, secretion, transport and action of dopamine. |