glycine and l-glutathione Glutathione (L) - Tripeptide of Amino Acids Glycine, Glutamine & Cysteine, NAC + Glycine Powder
Description
This will lead to vitamin B12 malabsorption because the calcium-dependent binding of the IF-vitamin B12 complex to the ileal cubilin receptor is compromised[12]

N., Bawa, I., Agada, S

Guarini G, Huqi A, Morrone D, Capozza PFG, Marzilli M

10.1186/s12974-016-0738-9 27 DickerE.CederbaumA