More on this: Vegan and vegetarian sources of B12 To diagnose a vitamin B12 deficiency, doctors A doctor may order blood tests if they suspect a person has a vitamin B12 deficiency, including a complete blood count and tests to check levels of B12 and folate in the blood
Oral formulations: Investigated in capsule form, though bioavailability and efficacy are less well established
[38] Other nutrient deficiencies that could contribute to increased joint discomfort include vitamin C, which supports collagen production, and zinc, which modulates inflammation and the immune system
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In fact, increased energy is one of the most promised benefits of B12
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