what is the dosage of glutathione for skin whitening Whitening: Uses, Results & Best Supplements Evaluating Oral Glutathione Plus Ascorbic

No specific precautions are required for the use of this product under normal and reasonably foreseeable conditions

Glutathione is a small molecule made by your body

The AAFPs evidence-based clinical review states directly: Oral administration of high-dose vitamin B12 (1 to 2 mg daily) is as effective as intramuscular administration for correcting anemia and neurologic symptoms in patients with B12 deficiency (Langan RC, Goodbred AJ, American Family Physician, 2017)

Most important takeaway point is in first paragraph (regarding Martyn Hooper OBE) me thinks

The goal of any effective hair loss intervention is to extend anagen, prevent miniaturization, or ideally both