Below are possible Vitamin B12 deficiency symptoms: Weakness, tiredness, or lightheadedness Heart palpitations and shortness of breath Pale skin A smooth tongue Constipation, diarrhea, loss of appetite, or gas Nerve problems like numbness or tingling, muscle weakness, and problems walking Vision loss Mental problems like depression, memory loss, or behavioral changes You can also get vitamin B12 deficiency if you follow a vegan diet or you are a vegetarian who doesn't eat enough eggs or dairy products to meet your vitamin B12 needs
Rejuvenation of cerebromicrovascular function in aged mice through heterochronic parabiosis: insights into neurovascular coupling and the impact of young blood factors
Rotate injection sites as directed
Gastrointestinal side effects common with these medications, including nausea and reduced gastric acid production, can further impair iron absorption
B12 Injection: Pure methylcobalamin B12
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