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
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A common standard is adding 2ml of water to a 10mg vial, which creates a concentration where 0.5ml (50 units on a standard insulin syringe) equals a 2.5mg dose
Published clinical trial data describe weekly dose-escalation protocols ranging from sub-milligram to low-milligram levels in controlled study populations
Homocysteine and neural tube defects
This comprehensive effect explains the combinations enduring popularity despite the additional complexity and cost
