Vitamin B12 Deficiency

Vitamin B12 is normally found in animal-based foods, like meat, egg, fish, milk, and dairy, so most vegetarians suffer from vitamin B12 deficiency. The symptoms are tiredness, feeling lightheaded, pale skin, tingling sensation, muscle weakness, etc.

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All the answers published in this website are written by Verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.

Why is there continuous period bleeding in a 11-year-old?

Query: Hello doctor, My daughter is 11 years old, her height is 5'2," and her weight is 45 kg. She started her periods eight months back. It was normal till two months back. After this, she got her periods twice with a gap of 10 days and a duration of 9 to 10 days. The same continued the next month also. ...  Read Full »


Dr. Richa Agarwal

Answer: Hello, Welcome to icliniq.com. I have gone through your history and understand your concern. As she is bleeding, we have to give progesterone to stop it because, at her age, most cycles are anovulatory, and deficiency of progesterone may cause bleeding. Do not worry much about weight gain.   Read Full »

I have vitamin B12 deficiency despite following a healthy lifestyle. Why so?

Query: Hi doctor, I am a 35-year-old male. Last week I went to the doctor for a regular check-up and found that I am deficient in vitamin B12. I eat meat and egg almost every day of the week. I am healthy, and I work hard. Also, I sleep well and eat well. I have attached my recent reports for your referenc...  Read Full »


Dr. Goswami Parth Rajendragiri

Answer: Hello, Welcome to icliniq.com. I went through your query and understood your concern. There are many causes for vitamin B12 deficiency. Please do not directly think about a cancerous condition. In stomach cancer, symptoms like chronic abdominal pain, nausea, or blood in the stool can be present. ...  Read Full »

I have a burning feeling in the lower back. Please check my MRI.

Query: Hello doctor, I have a burning feeling in the lower back, down the legs, and in the shoulders down to hands. Hips burning and near the rib cage. I have not seen the chiro for lower back for three weeks.  Read Full »


Dr. Sumit Chawla

Answer: Hello, Welcome to icliniq.com. I have gone through your history and the images attached here (attachment removed to protect patient identity). The history is usually suggestive of spinal etiology but the MRI images attached here do not show any gross abnormality. Mild indentation of the spinal col...  Read Full »

I have burning sensation on my arm. Does this sound like MS or anxiety?

Query: Hello doctor, Since yesterday I have had this burning sensation in a patch on the side of my left arm. It is not warm to touch but an internal warm sensation that feels like you put a warm cup of coffee against a patch of skin for a second or two and then it goes away. It appears in a wave-like patt...  Read Full »


Dr. Shivam Om Mittal

Answer: Hello, Welcome to icliniq.com. The intermittent burning sensation in your left arm could be due to several reasons. Most commonly, we see this if there is any cervical spondylosis with the nerve being pushed. This can lead to a certain area in the arm to be painful. Again, the pain can be intermit...  Read Full »

Why do I have brain fog, tiredness and fatigue?

Query: Hello doctor, I have a brain fog, tiredness, and fatigue. Kindly guide me.  Read Full »


Dr. Goswami Parth Rajendragiri

Answer: Hello, Welcome to icliniq.com. For your tiredness, you have investigated properly with liver, kidney, and thyroid profiles (attachment removed to protect patient identity). That reports are within range. So, liver, kidney, and thyroid illnesses are ruled out here. Your lymphocytes are slightly hig...  Read Full »

Why do I get symptoms like weight gain, fatigue and altered taste with negative HCG test?

Query: Hello doctor, I am a 25-year-old female. I have been experiencing worsening symptoms over the past three months. I was thinking pregnancy but that was tested negative with a gynecologist and PC, two blood labs for HCG and one CBC, as well as a thyroid and hormone test. My symptoms are: frequent ...  Read Full »


Dr. Sumit Srivastava

Answer: Hi, Welcome to icliniq.com. Your symptoms apart from migraines are due to nerve involvement causing parosmia (altered taste sensation) most probably due to Vitamin B12 deficiency. Methylcobalamine (or vitamin B12) supplement 1500 mcg per day for a few weeks is usually advised and you are already t...  Read Full »

Why is my daughter's hemoglobin level low?

Query: Hi doctor, My 3 years old daughter is diabetic since 1.5 years of age and she is also anemic. Sugar is not much a concern. Recently, we got her blood test done and her hemoglobin is 10 and serum ferritin is 1.71. I have given her Iron supplement for over eight months now. Since then, this is her thi...  Read Full »


Dr. Sirisha

Answer: Hi, Welcome to icliniq.com. Anemia can have many causes. Iron deficiency is one of them and very common. There can be other causes, which require some other investigations like peripheral smear and vitamin B12 levels. But, low ferritin points towards low iron as the cause. If she ever req...  Read Full »

Why has the color of my skin changed?

Query: Hello doctor, After working out at a gym for three months, the color of my skin has changed. It is darker now as compared to earlier. I want to know the reason behind this and the solution of this problem too. Thank you.  Read Full »


Dr. Ashwini. V. Swamy

Answer: Hello, Welcome to icliniq.com. I can understand your concern very well, but let me make it very clear to you that working out in the gym will not have any sort of effect on skin color. Going to the gym is a step closer to a healthy life. Skin color is determined by melanin, a color pigment which i...  Read Full »

Kindly evaluate the blood test report.

Query: Hello doctor, Kindly evaluate my mother's blood test report. The RDW is 14.6. How can we interpret the value of RDW? She is on Nebicart 5 mg, Matilda Forte, Calright, and Caat 20 mg.  Read Full »


Dr. Settipalli Saravan Pramod

Answer: Hello, Welcome to icliniq.com. RDW is nothing but red blood cell distribution width which signifies the size of red blood cells. Increase in RDW have two probable diagnosis and one is due to iron deficiency and the second is due to folate and B12 deficiency. Before to comment on diagnosis, I just ...  Read Full »

What are the causes of vitamin B12 deficiency in a non-vegetarian?

Query: Hi doctor, I have a vitamin B12 deficiency, even though I eat a lot of non-vegetarian food. A doctor prescribed me New Nervijen plus capsule. Is it safe to use?  Read Full »


Dr. Naresh Kumar Monigari

Answer: Hello, Welcome to icliniq.com. Having vitamin B12 deficiency in a non-vegetarian is unlikely. Why did you get your vitamin B12 levels checked? What is your hemoglobin level? Do you drink alcohol? You can use the Nervijen capsule (a combination of Benfotiamine, Folic acid, Methylcobalamin, Ni...  Read Full »

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