aurora nutrascience liposomal glutathione Nano-Liposomal®, Glutathione, Drink Mix, 30 Packets, 0.32 oz (9 g) Each Aurora Nutrascience Nano-Liposomal Glutathione Drink

Neurotoxicology 28 931937

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[7-Day Dark Spot Care] High-performance serum that delivers noticeable results on discoloration in just one week [Triple-Action Targeting] Formulated with Nano-Glutathione, Niacinamide, and NAG to prevent, block, and visibly fade hyperpigmentation [Exclusive Nano-Solution] Active ingredients are 6,024x smaller than pores for rapid, deep absorption to target hard-to-reach spots and blemishes [Radiance & Moisture Boost] Visibly improves uneven skin tone and dull skin while increasing moisture retention for a glass skin glow [Safe for All Skin Types] Non-comedogenic, fragrance-free formula with Panthenol and Ceramides for sensitive and acne-prone skin

From what I can see, dsip is perfectly safe

Minimizing air exposure Oxygen can accelerate the breakdown of glutathione in solution