Dietary deficiency of Vitamin B12, occurring in strict vegetarians and in their breast-fed infants
C.DavidenkoI.TjulandinS.DeptalaA.HarrisonM.et al (2014)
The additives in pigment and gasoline, effluents of storage battery industries, melting and manufacturing factories, activities related to metal plating, and vehicle wastes are the potential sources for adding Pb to soils and environments (Figure 2) [19]
Cognitive decline and dementia in diabetessystematic overview of prospective observational studies
Without enough intrinsic factor, vitamin B12 cannot be properly absorbed, leading to deficiency
It delivers 100mg glutathione (an antioxidant), 50mg niacin (a NAD+ precursor that supports cellular energy), and 100mg inositol (supports mood and metabolic signaling) directly through the oral mucosa, bypassing the digestive breakdown that reduces absorption with capsules