do glutathione iv drips work IV: Before and After Skin Lightening IV Infusion Therapy

I am not sure if adequate evidence is available for Acetyl Glutathione as references mentioned are not relevant to state any comparative study against L Glutathione or thevpilot study mentioned

It was first studied in Honduras as a treatment for psoriasis [134]

If not, on what basis are you recommending off-label use

Not a substitute for whole fruits and vegetables The company markets AG1 as having the same antioxidant content as 12 servings of fruits and vegetables

doi: 10.1016/j.pt.2004.06.006 80 McKerrowJJ

And this has led researchers to conclude that dietary glutathione is NOT a major determinant of circulating glutathione