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Im not sure about what the levels should be at but you can be damn sure they have the them set low as they do with the b12
In fact, because the body doesnt store excess vitamin B12, supplementation is generally considered safe, even at large doses
If you are feeling fatigued this spring, B12 deficiency is one possible explanation worth investigating but so are thyroid dysfunction, iron deficiency, sleep disorders, and numerous other conditions
Bennet Harry, a blogger, went through a similar experience when they tried to lose weight by following a low-calorie diet plan and exercising regularly along with taking liposuction injections