deepika padukone glutathione in 2007 vs now. I don't think she does skin lightening. It's a mattter of better makeup, better quality camera and her beong more diligent with sunscreen/SPF imo : r/BollyBlindsNGossip Are people really trying this

How to determine the efficacy of a glutathione supplement formulation

Materials and methods The study protocol was approved by the ethics committee of the Central Clinical Hospital of the Ministry of the Interior in Warsaw (permission number 134/2017)

Glutathione is a bit more subtle as a reducing agent let me explain what I mean by that

Boosts angiogenesis and tissue regeneration for better joint function and reduced scarring

Observed outcomes include specific cellular and molecular endpoints such as: Enhanced fibroblast migration capacity Increased collagen and elastin deposition Modulation of pro-inflammatory and antioxidant mediators Altered transcriptional profiles related to tissue homeostasis, repair signaling, and stress response All reported observations derive exclusively from preclinical laboratory and animal studies and remain model-specific