While it is found in many foods, factors such as diet (especially vegan or vegetarian), stress, and digestive health can lead to a deficiency, often manifesting as fatigue, brain fog, and a dull complexion
This chemically defined oligopeptide analogue has been studied in preclinical models for its ability to influence c-Met receptor activity and intracellular signaling events associated with synaptic plasticity
Bocian-Ostrzycka KM, asica AM, Dunin-Horkawicz S, Grzeszczuk MJ, Drabik K, Dobosz AM, Godlewska R, Nowak E, Collet J-F, Jagusztyn-Krynicka EK (2015) Functional and evolutionary analyses of Helicobacter pylori HP0231 (DsbK) protein with strong oxidative and chaperone activity characterized by a highly diverged dimerization domain
Academics have noted that most experimental peptides have little scientific evidence to support the claims being made, and where studies do exist these are often in animals or cells