US$ 27.22
does glutathione serum really work 3D Glow Skin – The Science Behind Radiant, Even-Tone – Elder-Mart Comment ‘GLOW’ for product link,
Description
It is the most abundant intracellular antioxidant in human cells and is often called the "master antioxidant" for its central role in redox homeostasis, enzymatic detoxification, and protection against oxidative damage
Stage III
Peptide-based drugs can be designed to mimic or block the activity of natural proteins, hormones, or enzymes

The term bacteriostatic means preventing bacterial growth (not killing bacteria)