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Common signs include: Fatigue Weakness Anemia Pale or yellowish skin Numbness or tingling in the hands and feet Difficulty with balance Glossitis (a swollen, red tongue) Memory or concentration difficulties If you suspect you may have a vitamin B12 deficiency, consult your healthcare provider for appropriate testing and personalized recommendations
No form of injectable B12 is harvested directly from food
Vitamin B12 is a nutrient that your body doesn't make, so you have to get it from animal products, such as meats, dairy, and eggs, or from supplements
How to Choose Between Intramuscular or Subcutaneous Im often asked whats the best way to inject testosterone: intramuscular or subcutaneous
Then we can see if your vitamin B12 levels seem healthy and determine if injections are needed
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