There are several use cases where a course of IV glutathione can help support pigmentation treatments, different clinics have different protocols based on what worked for them. Even within RENDER, What happens when you stop taking glutathione? Understanding How Much IV Glutathione To Take For Skin Whitening How to Take Glutathione Effectively: Dosage & Tips Glutathione Injection Cost, Benefits, Side Effects Understanding Glutathione Deficiency Invigor Medical