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Common Side Effects of Vitamin B Overdose
Vitamin B complex consumption is very common. When people don’t get enough vitamin B through their diet, they are prescribed to take a vitamin B complex .
Vitamin B is essential to maintain proper cell metabolism. It is a water-soluble vitamin that is broken down by the body through digestion to promote proper body functioning.
Vitamin B complex includes a class of 8 water-soluble vitamins that have multiple roles in cell metabolism. When a supplement contains all eight vitamins, it is referred to as a vitamin B complex.
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Get A Second OpinionUnderstanding Different Types of Vitamin B
- Vitamin B1 or Thiamine
- Vitamin B2 or Riboflavin
- Vitamin B3 or Niacin
- Vitamin B5 or Pantothenic acid
- Vitamin B6 or Pyridoxine
- Vitamin B7 or Biotin
- Vitamin B9 or Folic acid
- Vitamin B12
While getting the required amounts of Vitamin B helps maintain proper body functioning and other health benefits, an excessive intake of B complex vitamin supplements or high doses of any of the B vitamins can lead to serious health consequences.
An overdose of vitamin B can result in symptoms ranging from mild to severe. Some of the possible symptoms of vitamin B overdose are listed below.
Six Possible Side Effects of Vitamin B Overdose
- Skin rash
- Gastrointestinal Problems
- Insomnia
- Tingling sensation or Numbness
- Hypertension or Hypotension
- Mood Swings
1. Skin Rash
Too much vitamin B can cause a rash on the skin. It might look red and have small bumps all over. You might also feel itchy all over your body. How bad the rash is depends on how much vitamin B you take in.
2. Gastrointestinal Problems
Having too much vitamin B can upset your stomach. It might cause problems like feeling sick, having a tummy ache, or even diarrhoea. If you've had stomach issues before or you're older, it might affect you more.
3. Insomnia
Taking too much vitamin B can make it hard to sleep. If you take more than your body needs, it can mess up your sleep routine. Extra B vitamins, especially B12, can give you a lot of energy, making it tough to fall asleep.
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Book an Appointment4. Tingling sensation or Numbness
In rare cases, taking lots of vitamin B for a long time can make you feel very numb or tingly. Sometimes, this tingling is mostly on one side of the body. It's a sign that you might have had too much Vitamin B12.
5. Hypertension or Hypotension
Taking too much vitamin B can affect your blood pressure. Too much vitamin B1 (thiamine) might raise it (hypertension), while too much vitamin B2 (riboflavin) might lower it (hypotension). Both can have a lasting effect on your heart and blood vessels.
6. Mood Swings
Too much vitamin B can affect both your body and your mind. It might make you feel moody, restless, sad, or even have panic attacks. Due to the high doses of vitamin B complex, mood swings can worsen in people who suffer from paranoia, confusion, or mental fogginess.
Managing Vitamin B Overdosage
List of activities to follow in order to overcome vitamin B overdosage:
- Stop supplements immediately
- Consult a healthcare professional
- Stay hydrated
- Treat symptoms as advised
- Adjust diet cautiously
- Follow medical guidance strictly
Frequently Asked Questions
Even in large doses, consuming vitamin B-6 through food appears to be safe. Vitamin B-6 is probably safe when taken as a supplement in appropriate doses. Taking too much vitamin B-6 from supplements, on the other hand, can result in a lack of muscle control or voluntary movement coordination (ataxia).
The symptoms of a vitamin B complex overdose include excessive thirst, skin conditions, blurry vision, abdominal cramps, nausea, vomiting, increased urination, and diarrhoea.
Following are the signs of vitamin overdose -Pressure changes in the skull (intracranial hypertension), vision changes, nausea, dizziness, migraines, bone pain, coma, and death.
A high level of vitamin B-12 in your body could be an early sign of liver issues, diabetes, or certain blood cancers, like leukaemia. Doctors might check your vitamin B-12 levels to help diagnose what's wrong.
The main types of vitamin B are B1 (thiamine), B2 (riboflavin), B3(niacin), B6 (pyridoxine), and B12 (cyanocobalamin). Except for niacin in very high doses, there's no proof that these vitamins can harm your liver or cause jaundice, even if you take a lot.
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