Several outbreaks linked improper vial handling to dangerous viral infections
Water, Hamamelis Virginiana (Witch Hazel) Water, Glycerin, Aloe Barbadensis Leaf Juice, Copper Tripeptide-1, Palmitoyl Tripeptide-5, Palmitoyl Tripeptide-1, Palmitoyl Tripeptide-38, Palmitoyl Tetrapeptide-7, Acetyl Hexapeptide-8, Sodium Hyaluronate (Hyaluronic Acid), Salvia Hispanica (Chia) Seed Extract, Panax Ginseng Root Extract, Mel (Manuka Honey) Extract, Centella Asiatica Extract, Equisetum Arvense Extract, Geranium Maculatum Extract, Taraxacum Officinale (Dandelion) Root Extract, Simmondsia Chinensis (Jojoba) Seed Oil, Sodium PCA, Sodium Lactate, Arginine, Cassia Angustifolia Seed Polysaccharide, Aspartic Acid, Benzoic Acid, PCA, Glycine, Serine, Alanine, Isoleucine, Valine, Proline, Threonine, Histidine, Phenylalanine, Hydroxyethylcellulose, Carrageenan, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Butylene Glycol, Carbomer, Polysorbate 20, Ethylhexylglycerin, Phenoxyethanol

Other tiers you will see below: Moderate (one solid trial or a consistent real-world pattern), Emerging (early or contested signals), and Mechanistic Only (animal or lab work with no human data yet)
2006 Oct;12(10):601-9
Does NAC act as a provider of H 2 S and sulfane sulfur species
It wont give you better results and will only increase your risk of side effects