buthionine sulfoximine glutathione L-Buthionine Shown to improve the outcome of chemotherapy by lowering the levels of glutathione in cancer cells (IC50 = 1.9 Permeability-response to buthionine sulfoximine (BSO),

This can be done orally, topically, intravenously, intranasally, or in nebulised form

Insights into the use of C-reactive protein as a diagnostic index of disease severity in COVID-19 infections

This other test gives a lot more detail

Read the complete BPC-157 reference guide for the verified citation list, the four mechanistic threads (nitric oxide, angiogenesis, FAK-paxillin, GI cytoprotection), and the eight FAQ entries on sourcing and storage

Diurnal fluctuation and pharmacological alteration of mouse organ glutathione content

Concentrated solutions (10 mg/mL) require smaller injection volumes, which can be challenging to measure accurately with standard syringes