all plant-based products contain added B12.
How Is Vitamin B12 Deficiency Diagnosed?
Symptoms alone cannot confirm a vitamin B12 deficiency.
A healthcare professional may recommend a blood test to measure vitamin B12 levels, alongside a complete blood count and other tests when appropriate.
If the results are unclear, additional testing, such as methylmalonic acid (MMA), may help identify a deficiency.
It is also important to investigate why the deficiency developed. The solution may involve dietary changes, oral supplements, or B12 injections, depending on the underlying cause and severity.
Avoid taking high-dose supplements simply because you recognize one or two symptoms
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