This protein, called intrinsic factor, helps the body absorb vitamin B12
Dietary sources of B12 are almost exclusively animal-derived and include: Meat and poultry Fish and shellfish Dairy products and eggs Fortified foods such as certain breakfast cereals and plant-based milks B12 is absorbed in the small intestine with the help of a protein called intrinsic factor , produced by the stomach lining
16 mg bottle $125 A mitochondrial-derived peptide researched for neuroprotective, anti-aging, and cytoprotective properties, with potential benefits for longevity and cellular resilience
However, as we discuss, neither compound can be legally sold in the U.S
If your side effects are unpredictable, start with evening dosing for the first 4 to 6 weeks as you establish your dose