Figure 1

Cofactor vitamins and minerals in relationship to catecholamine biochemistry. DOPA – dihydroxyphenylalanine, BH4 - tetrahydrobiopterin BH2 – dihydrobiopterin, MTHFR- Methylenetetrahydrofolate reductase, MAT - Methionine adenosyltransferase, SAMe - S-Adenosylmethionine, MT - Methyltransferase, SAH- S-Adenosylhomocysteine, SAHH - S-Adenosylhomocysteine-hydrolase, CBS - Cystathione Beta Synthetase, BHMT - Betainehomocysteine methyltrasferase, DMG - Dimethylglycine, TMG - Trimethylglycine, MSR - Methionine sulphoxide reductase, MS - Methionine synthase, 5HIAA – 5-hydroxyondolacetic acid, HVA – homovanillic acid, MAO- monoamineoxidase., MHMA - 3-methoxy-4-hydroxymandelic acid = VMA-Vanillylmandelic acid, FAD - flavin adenine dinucleotide, MHPG -4-hydroxy-3-methoxyphenylglycol, DOPAL – dihydroxyphenylacetaldehyde, DOPAC - dihydroxyphenylacetic acid, DOPEGAL – dihydroxyphenylglycolaldehyde, DOMA – dihydroxymandelic acid DHPG – dihydroxyphenylglycal, COMT- catechol-o-methyl-transferase.