top of page

GI Sustain™ is designed to provide gastrointestinal nutritional support. The formula is uniquely designed to help promote the growth of beneficial bacteria by including prebiotic nutrients, combined with readily digestible macronutrients.*

GI Sustain features L-glutamine and prebiotic isomalto-oligosaccharides (IMOs) to promote gastrointestinal health.*

Nourishes the cells of the intestinal mucosa*

• Features rice protein concentrate supplemented with L-lysine and L-threonine for an naturally-derived amino acid profile*
• Formulated with rice syrup solids as a naturally-derived energy source*
• Features medium-chain triglycerides, a readily absorbed and metabolized lipid source*
• Features prebiotic IMOs to selectively nourish beneficial bacteria, including lactobacilli and bifidobacteria*
• Formulated with zinc and L-glutamine to nutritionally support gastrointestinal mucosa integrity*
• Features methylated vitamin B12 and calcium L-5 methyltetrahydrofolate, a bioavailable folate*

Metagenics GI Sustain

    bottom of page