Other foods that contain vitamin B12 include fish (particularly oily fish like salmon, trout, mackeral) and seafood (like oysters, clams), and dairy products (milk, yoghurt, cheese) are good sources of vitamin B12, but it is important to note that content can vary based on degree of processing and fortification (or lack of fortification) (7-9)
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811 It is primarily composed of endothelial cells lining the blood vessels in the brain and is surrounded by additional support cells such as astrocytes
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Typically, patients with a deficiency might start with more frequent injections, often weekly, and then switch to monthly maintenance doses once levels stabilize