I think it's on page 21
Vitamin B12 Overdose in a Vegan Diet Long-term implementation of the vegan diet without taking vitamin B12 supplements is strongly correlated with a deficiency
Homocysteine is a type of amino acid that populates your bloodstream, and vitamin B12 lowers this level
Frequently Asked Questions 1
Specifications: Contains: Water, glycerin, butylene glycol, AHK-Cu, ethylhexyl glycerin, phenoxyethanol, hydroxyethyl cellulose
Interference With Laboratory Tests Because of its deep red color, hydroxocobalamin has been found to interfere with colorimetric determination of certain laboratory parameters (e.g., clinical chemistry, hematology, coagulation, and urine parameters)