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When it is deficient, it can cause folic acid deficiency, which can lead to DNA synthesis obstacles and affect the development and maturation of red blood cells
Dosage, frequency, and formulation should be determined by a qualified provider based on individual health status
customers outside those jurisdictions should contact customer support before placing an order to confirm eligibility and any documentation requirements
B12 injections tend to be most useful for: Patients on GLP-1 medications (semaglutide, tirzepatide) who feel fatigue in early weeks Patients with low energy, brain fog, or mood symptoms Vegetarians or vegans (plant foods don't contain B12) Adults over 50 (B12 absorption drops with age) Patients who've had digestive surgeries (bariatric, gallbladder) that affect absorption They're generally safe B12 is water-soluble, so your body excretes what it doesn't use
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