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Some studies have explored glutathione skin whitening effects, though it's important to note that any skin tone changes result from reduced melanin production rather than actual "whitening." Did You Know
10.1007/s10875-013-9926-x 97 PatuzziR
GAA is methylated in the liver by the action of the enzyme guanidinoacetate-N-methyltransferase to form creatine (Khajali et al., 2020)
pmid:22358245 2
10.1016/j.jep.2020.112913 22 JrgensenP
