At present, there are many methods for the determination of L-Glutathione Reduced, such as: colorimetry, iodometry, fluorescence method, enzyme cycle method, capillary electrophoresis, etc., which also includes the most commonly used high-performance liqu
L-Glutathione Reduced was first discovered in yeast by French scientist Rey-Pailhade in 1888 and was named "philothion". Then Hopkins discovered in 1921 that it was self-oxidizing and contained glutamic acid and cysteine, and changed its name to "L-Glutat
COSROMA® always believes in the power of cooperation, so cooperating with local distributors in each market has become the most important sales stragety for us. We look forward to building up a gloal distribution network for our brand COSROMA® and the other brands exclusively operated by us.
COSROMA® adopts exclusive distribution policy, once you were appointed as our distributor, you will be the only one who could sell our products in your country or region.
COSROMA® is also very flexible in the distribution, you may choose to distribute for a whole brand, or a category, or even single product.
Feel free to contact us if you have any interest in acting as our distributor.