IV Glutathione is NOT FDA approved for skin lightening What To Avoid While Taking Glutathione Dermatologists on Monday warned the public that IV Glutathione is not approved by the Food and Drug Administration (FDA) for skin whitening. Click the link in the comments for the full story. # The Food and Drug Administration (FDA) warns the public on the dangers associated with the use of injectable lightening agents such as glutathione and Vitamin C. In the Philippines, several health and