toner glutathione PURCELL L-Glutathione Vitamin Boosting (150ml) No.5 Vitamin Boosting Essential Toner

Combined analysis of transcription and metabolism shows that blue and red-light affect the glutathione metabolism through three transcription signaling pathways

IV therapy delivers 2-6 times higher doses directly to liver tissue, potentially providing even greater benefits

Once cells are growing, the pH will drop (due to metabolic accumulation of lactic acid)

Vogel F

Mechanism of Action Inhibits tyrosinase activity Neutralizes free radicals Boosts collagen production Effectiveness Compared to Glutathione Vitamin C works faster on surface dullness, while glutathione works deeper at the cellular level

So maybe increase function if you took it early or maybe increase energy levels