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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
Bioinformatics 27 (21), 29572963
Draw 2.0 mL bacteriostatic water with a sterile syringe
People with low B12 may experience: Persistent fatigue or low energy Weakness Brain fog, concentration issues, or memory changes Low mood or irritability Pins and needles, numbness, or nerve-type sensations Mouth ulcers or a sore tongue Paleness or shortness of breath (if anaemia is present) Some symptoms can become more serious if deficiency is prolonged, particularly neurological symptoms
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