Introduction
Vitamin B12 is essential for energy, nerve function, and red blood cell production. Despite its importance, B12 deficiency is often overlooked until symptoms become severe. This silent condition can impact anyone—especially vegetarians, older adults, and individuals with digestive disorders. Recognizing the early signs can help prevent long-term health complications. Here’s what you need to know.
« Ingredients » – Who’s Most at Risk?
People over age 50
Vegans and vegetarians
Individuals with digestive disorders (e.g., Crohn’s, celiac disease)
Those taking certain medications (e.g., metformin, proton pump inhibitors)
People who have had gastrointestinal surgery
Fatigue and Weakness: One of the earliest signs due to the role of B12 in energy metabolism.
Pale or Jaundiced Skin: A lack of red blood cells can cause a pale complexion or slight yellowing of the skin.
Tingling or Numbness: B12 is crucial for nerve health; deficiency may lead to « pins and needles » sensations in the hands or feet.
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