Sonthalia, Sidharth, et al. “Glutathione for Skin Lightning: A Regnant Myth or Evidence-Based Verity”. Dermatology Practical & Conceptual, vol. 8, no. 1, Jan. 2018, https://dpcj.org/index.php/dpc/article/view/dermatol-pract-concept-articleid-dp0801a04.