12 Early Warning Signs That You Have Not Enough Vitamin B12 – Never Ignore Them


It is a common story that it is necessary to take vitamins and minerals every day, but it is very difficult to keep track of all the types of them we need to stay healthy. One of the most frequently mentioned vitamins is vitamin B12, and a large number of people are not even aware of the lack of this vitamin. It is important because it helps a lot the human body.

Here are 9 health benefits of vitamin B12:

  • Helps with Red Blood Cell Formation and Anemia Prevention
  • May Support Bone Health and Prevent Osteoporosis
  • Prevent Major Birth Defects
  • Reduce Your Risk of Macular Degeneration
  • Benefit Your Brain by Preventing the Loss of Neurons
  • Improve Mood and Symptoms of Depression
  • Give You an Energy Boost
  • Supports Healthy Hair, Skin, and Nails
  • Improve Heart Health by Decreasing Homocysteine

As many of the signs for the deficiency of vitamin B12 can be confusing, we offer you 12 of them that can warn you early and should not be ignored.

Symptoms of Vitamin B12 deficiency include:

  • White spots on the skin
  • Heart palpitations
  • Itchy, tingly tongue
  • Constipation
  • Exhaustion
  • Muscle weakness
  • Irritability and depression
  • Reduced sense of taste
  • Mouth sores
  • Pins and needles (paresthesia)
  • Eye twitch
  • Symptoms such as confusion, poor concentration, and forgetfulness, which can lead to dementia

As some of those symptoms can be experienced even when is no deficiency of Vitamin B12, speaking to a doctor is necessary immediately when they occur.

White Spots as a Result of the Vitamin B12 Deficiency

One of the earliest warning signs in line with Vitamin B12 deficiency is the appearance of white spots on the skin. Their appearance can be noticed on the hand, but no part of the skin is completely protected, so they can appear anywhere. White spots can be the result of reduced melatonin, which is responsible for skin color, and after their appearance, they often dry and flake. These phenomena are often ignored because they appear on the forearm gradually and when there is enough Vitamin B12.

Neuropathy Because of the Vitamin B12 Deficiency

In case of Vitamin B12 deficiency, unpleasant sensations appear on the legs in the form of pins and needles, but this can also lead to numbness. This leads to a change in nerve connections, or a condition called neuropathy, which in some people can be directly painful.

Such a feeling can also appear in the hands, in the form of stabbing pain in the palms. The feet could feel vibrations and to reduce sensitivity to touch.

Vitamin B12 Deficiency and Mouth Symptoms

When symptoms such as itchy tongue and sores around the lips are felt, it can be a signal that the body is lacking Vitamin B12. The itching can be very frustrating which causes a constant need to scratch the area along the edge or tip of the tongue, and mouth sores usually appear at the corners of the mouth and are quite raw and uncomfortable.

Vitamin B12 Deficiency Reduced Sense of Taste

Vitamin B12 plays a key role in the formation of red blood cells, so when it is not present in sufficient quantities in the blood it can lead to anemia. This condition leads to a reduced sense of taste, and at the same time anemia develops symptoms such as muscle weakness, depression, paresthesia, diarrhea, mouth ulcers, impaired vision, and irritability.

Who Is at Risk of Vitamin B12 Deficiency?

  • Older adults
  • People with gastrointestinal disorders (Crohn’s disease or celiac disease)
  • Those who have had gastrointestinal surgeries (bowel resection surgery or bariatric surgery)
  • Those who take metformin for blood sugar control
  • People on a strict vegan diet
  • People with chronic heartburn and are taking proton pump inhibitors

Side Effects & Safety

Vitamin B12 is considered safe, even in large doses when taken by mouth, applied to the skin used appropriately, sprayed into the nose, or given as a shot.

Special Precautions & Warnings:

  • For pregnant women is recommended amount 2.6 mcg per day
  • The breastfeeding women should take no more than 2.8 mcg per day
  • Avoid using a combination of vitamin B12, vitamin B6, and folate after receiving a coronary stent, as this combination may increase the risk of blood vessel narrowing

Do not use vitamin B12 if you have these conditions too:

  • Leber disease because it can seriously harm the optic nerve, which might lead to blindness.
  • Abnormal red blood cells (megaloblastic anemia)
  • High numbers of red blood cells (polycythemia vera)


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