Glutathione injections are taken once a week for 6 weeks. They reduce melanin production and make skin lighter. The cost is 5000 per sitting for double dose glutathione with Vitamin c, b Are Glutathione Injections Safe for Skin? The New You Glutathione Skin Whitening Injection: Benefits, Dosage & Results The Side Effects of Glutathione in Skin Whitening: What You Need to Know Rasaderm Glutathione Injection: Cost, Benefits, and Side Effects