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Vitamin D3 can be taken over-the-counter, whereas Vitamin B12 is best taken as a shot or IV infusion
IV Therapy Both options deliver nutrients directly into your bloodstream, but they differ in how theyre given
Preparing for an Injection Describe any symptoms you've been experiencing to your doctor, especially things like mental fogginess and overall fatigue, so your doctor can make an assessment
We welcome you to call the office at (407) 219-9682 or book a consultation
Olasupo Odunsi, MD, Medical Director Reviewed July 5, 2026 If you're constantly tired and your metabolism feels stuck, low B12 could be part of the problem
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