Ask Dr. Kiskila – What is Vitamin B12 and Why Is It Important?

Question: What is Vitamin B12?

Dr. Kiskila: Vitamin B12 is an essential nutrient that supports nerve function, red blood cell production, and DNA synthesis. It plays an important role in maintaining energy levels and overall brain health. It’s actually a vitamin your body doesn’t naturally produce, so this vitamin does wonders for the body.

Question: Why does the body need Vitamin B12?

Dr. Kiskila: Vitamin B12 helps your body produce and promote healthy red blood cells that carry oxygen throughout the body. Adequate levels are important for maintaining energy, focus, and proper nervous system function. This is why you feel more energized after, because you have more red blood cells carrying oxygen in your body.

Question: What are common symptoms of low Vitamin B12?

Dr. Kiskila: Symptoms can vary, but some individuals may experience fatigue, weakness, tingling or numbness in the hands and feet, difficulty concentrating, pale skin, or mood changes. These symptoms can sometimes develop gradually.

Question: Who may be at higher risk for Vitamin B12 deficiency?

Dr. Kiskila: Individuals at higher risk may include adults over age 50, vegetarians or vegans, those with certain gastrointestinal conditions, individuals taking medications that affect absorption, and those with limited intake of animal-based foods.

Question: What foods contain Vitamin B12?

Dr. Kiskila: Vitamin B12 is naturally found in animal-based foods such as fish, meat, poultry, eggs, and dairy products. Some cereals and plant-based products may also be fortified with Vitamin B12.

Question: How do you know if you have low Vitamin B12?

Dr. Kiskila: A medical provider can evaluate your symptoms and determine if laboratory testing is appropriate to assess your Vitamin B12 levels.

Question: How is Vitamin B12 deficiency treated?

Dr. Kiskila: Treatment depends on the individual and may include dietary changes, oral supplements, or other medical recommendations based on the underlying cause.

Question: When should someone consider visiting urgent care?

Dr. Kiskila: If you are experiencing persistent fatigue, weakness, or other concerning symptoms, it is important to seek evaluation to determine the cause and appropriate next steps.