These are also injections delivering glutathione to your body, but rather than going into a vein, it goes beneath the skin
People take L-glutathione supplements for their potential ability to support the immune system, play a role in aging, the liver, and oxidative stress.* Research has been looking on how oral supplements could play a role on the levels of L-Glutathione in the body, leading to potential antioxidant defense.* In one study, daily doses of 250 or 1000 mg of L-Glutathione were found to potentially play a role in how the body stores the antioxidant for some specific individuals
doi: 10.1016/j.jtcme.2014.10.005
As the "thione" in the name glutathione suggests, this molecule naturally contains sulfur, which inevitably leads to a distinctive smell and taste
However, injections require proper administration and are usually given by healthcare professionals, which can make them less convenient for everyday use