lpa tyrosine and tryptophan relative to neurological health and a general sense of well being as a counter to depression has been well documented accordingly tryptophan tyrosine and lpa comprises the most effective known combination of amino acids for the combat of depression this in distinction to the use or neuroactive prescription drugs of the type suggested by loder above the b vitamins as a group and specifically niacin folic acid and b 12 have an inherently beneficial effect upon the central and peripheral nervous system injections of vitamin b 12 have long been used in the treatment of neurological disorders inclusive of ms alzheimers lou gehrig 39 s disease and other memory related conditions further and of particular significance relative to the immune response theory of ms is the fact that individuals with demyelinating diseases do not properly metabolize vitamin b 12 thereby leaving them more vulnerable to nerve damage further when b 12 is not properly metabolized a higher than average level of homocysteine will appear which it has been established is a characteristic of an auto immune malfunction in ms victims b 12 is also known to work in combination with folic acid to control homocysteine levels to thereby decrease the risk not only of ms but as well heart disease and osteoporosis it is thereby to be appreciated that the present inventive regimen is of value not only with specific reference to ms but as well to a broad spectrum of.