The quest for a systemic skin-whitening agent ensues. Oral antioxidants, such as vitamin C, vitamin E, tranexamic acid, flavonoids, and various botanical extracts have been tried in melasma and disorders of hyperpigmentation, IT has proven to provide an overall skin lightening effect
Glutathione contains amino acids in abundance. The best part about this antioxidant is that it is very safe and doesn't have any free radicals or toxins that could ruin your skin. ... Although there is a large number of products that help whiten your skin permanently, it is best to go natural!
Glutathione is an effective antioxidant. The main effect in using it for skin whitening is most likely a side effect of making the skin lighter as it protects the cells from free radicals responsible for skin pigmentation and blemishes.
It can take up to six months to see the benefits of glutathione and the results vary for each individual according to their body constitution. Glutathione for skin whitening procedure depends on the metabolic response of individuals. Some might see the result in as early as two weeks, while some may take longer.