glutathione skin whitening research Injections For Whitening: A Complete Guide Glutathione Benefits for Skin: Brightening,
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doi: 10.1113/jphysiol.1997.sp021855

Research suggests that glutathione has three modes of action on hyperpigmentation: Inhibition of tyrosinase activity Tyrosinase inhibition is the major mechanism by which glutathione lowers dark spots, patches, and uneven skin tone

Some scientific evidence suggests that consumption of selenium may reduce the risk of certain forms of cancer

Then the animals received an intraperitoneal injection of saline (100 mL/kg) and were placed in individual cages for recovery
I personally had some arm pain that took a few days to go away
