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Precision redox: the key for antioxidant pharmacology

This stability is attributed in part to the presence of proline residues, which help protect the peptide from enzymatic breakdown and support its potential as a research chemical in studies involving the gastrointestinal tract and other tissues

Solubility: Highly soluble due to acidic residues

Nat Rev Gastroenterol Hepatol 2015;12:231-242

In addition, Nair et al., [56] reported that vitamin C, -tocopherol, - and -carotenes, lutein and lycopene are exhausted in peptic ulcer patients irrespective of H.pylori status.Such micronutrient antioxidants are known to protect the gastroduodenal mucosa by scavenging ROS

Cortisol rhythms shifted toward normalization in stressed subjects (PMID 3923513)