The preparation of GSH Since 1938, the first patent for the use of yeast GSH has been published, and a large number of patent applications have since been published.In general, the preparation methods of GSH are solvent extraction, enzymatic, fermentation and chemical synthesis of four.At present, mainly from the cultivation of high content GSH yeast extract, domestic manufacturers have Shanghai yeast plant and a number of institutions, research units are being developed, foreign manufacturers are BDH, Fluka, J.T.Baker, E.Merck, Haen Riedel-de, Siqma and Japan and the light of the public.The extraction method and enzyme method are mostly wheat germ as raw material, by adding appropriate solvent or combined with amylase, protease treatment, and then by centrifugal, separation and purification
References Lau, D
Research on HCG monotherapy shows effectiveness at various doses, but most protocols settle around 1500 to 3000 IU weekly, divided into multiple injections
"Folate and cobalamin in psychiatric illness"
Starting too high Enthusiasm leads many to begin at maximum doses
But it does so much more than that