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Vitamin B12 Enhances Healthy Cells in Nails, Hair, and Skin Vitamin B12 is essential for healthy cell formation, and a deficiency can lead to a variety of dermatological problems like hyperpigmentation, nail discoloration, and irritated and cracked corners of your mouth

While commonly prescribed off-label (for an indication than what was approved by the FDA) as a weight loss drug, it is not FDA-approved for weight loss management

The American Diabetes Association publishes comprehensive guidelines on GLP-1 receptor agonist use for type 2 diabetes management

Kittens show lower serum cobalamin concentration during the first months of life