stomach ache after glutathione 9 Health Benefits of Collagen vs. Glutathione: Which Works

Biol Trace Elem Res 197(2):360

Although berberine has shown a wide range of therapeutic benefits, its oral use is clinically limited because of poor aqueous solubility and intestinal absorption, rapid metabolism by the first-pass effect in the liver and intestine, as well as short biological half-life, which cause low blood concentrations and poor bioavailability

Taking the supplement with a meal may reduce your risk of side effects

The approval was backed by data from the Phase II TRANSCEND FL study in which treatment with the CAR T cell therapy led to a 95.7% overall response rate, with a complete response rate of 73.4%