Role of Oral Glutathione in Skin Whitening

Glutathione as an Oral Whitening Agent: a Randomized, Double-blind, Placebo-controlled Study

Oral and intravenous glutathione have been used widely to whiten the skin. The investigators tested this hypothesis by giving oral glutathione for 4 weeks to medical students.

Inclusion Criteria:

• Healthy medical students

Exclusion Criteria:

• history of skin cancer, especially melanoma
• consumption of any preparations containing glutathione within 1 month of enrollment
• pigmentary disorders or any dermatoses