NADH consumption was detected at 340 nm, recorded in 1 min intervals over a period of 20 min
MZ: Writing review & editing, Methodology, Validation
Vit C is essential for collagen synthesis, L-carnitine biosynthesis, and the production of certain neurotransmitters
Future progress will require: (1) Parameter optimization studies: Systematic in vitro screening of DECLARATIONS Authors contribution Writing - original draft, investigation, conceptualization, and funding acquisition: Wang LY Writing - review and editing: Fan MY, Jiang XY, Bing KJ, Wang YJ, Zhang H Writing - review and editing, supervision: Wang KS, Huang YM Availability of data and materials Not applicable

Further information can be found in our blog under Social Engagement Ingredients per daily serving (1-2 capsules): Ingredients: S-Acetyl-L-Glutathione, capsule shell hydroxypropyl methylcellulose * * made from plant-based cellulose Purest Quality from Biotikon Pure substances without additives or fillers in the capsule filling Gluten-free, lactose-free and gelatine-free Information about residue control: please contact us Packaging made of PET, no plasticisers Without animal testing We deliver fresh products Recommended intake: Adults take 1 2 capsules on an empty stomach, approximately 30 minutes before or 2 hours after a meal with water (preferably no coffee, tea, milk, or fruit juice)