Can you take too much vitamin B-12 complex?
When taken at appropriate doses, vitamin B-12 supplements are generally considered safe. While the recommended daily amount of vitamin B-12 for adults is 2.4 micrograms, higher doses have been found to be safe. Your body absorbs only as much as it needs, and any excess passes through your urine.
What are the side effects of vitamin B-12 complex?
What happens if you get too much vitamin B complex?
- excessive thirst.
- skin conditions.
- blurry vision.
- abdominal cramps.
- nausea.
- vomiting.
- increased urination.
- diarrhea.
Are high levels of B12 a problem?
High. An abnormally high vitamin B-12 status is anything over 900 pg/mL. This result may suggest liver or kidney problems, diabetes, or certain forms of leukemia.
What does B12 complex do for the body?
B12 (cobalamin): Perhaps the most well-known of all the B vitamins, B12 is vital for neurological function, DNA production and red blood cell development.
Can too much vitamin B be harmful?
There is no toxic dose established in humans. However, at doses higher than 50 mg per day, some side effects such as skin flushing can occur. Therapeutic doses of 1500 to 1600 mg per day can be given, but with a risk of liver toxicity, especially in the presence of pre-existing liver disease.
What happens when you take too little vitamin B complex?
The symptoms of a vitamin B deficiency vary depending on which B vitamin you’re deficient in. They can range from fatigue and confusion to anemia or a compromised immune system. Skin rashes also can occur.
What causes high B12?
The most common cause of high B12 in the blood is due to recent ingestion or injection of supplemental vitamin B12. We don’t worry about overdosing on B12 supplements because excess can be excreted in your urine. It could also be possibly from your diet if high in animal products such as meat, eggs, and shellfish.
How much B vitamins is too much?
How long does it take to get rid of excess B12?
Unlike most other vitamins, B12 is stored in substantial amounts, mainly in the liver, until it is needed by the body. If a person stops consuming the vitamin, the body’s stores of this vitamin usually take about 3 to 5 years to exhaust.
Do you have hypervitaminosis with vitamin B12?
Hypervitaminosis is reported only by a few people who take Vitamin B12. The phase IV clinical study analyzes which people take Vitamin b12 and have Hypervitaminosis. It is created by eHealthMe based on reports of 80,314 people who have side effects while taking Vitamin b12 from the FDA, and is updated regularly.
What causes a person to have hypervitaminosis A?
Cod liver oil, a potentially toxic source of Vitamin A. Hypervitaminosis A can result from ingestion of too much vitamin A from diet, supplements, or prescription medications. Hypervitaminosis A results from excessive intake of preformed vitamin A. A genetic variance in tolerance to vitamin A intake may occur.
What does it mean to have high vitamin B12 levels?
[Hypervitaminosis B12. Our experience and a review] High serum levels of vitamin B12 or cobalamin, also called hypervitaminemia B12, is a frequently underestimated biological abnormality. According to the literature, some of the entities related to this finding are solid neoplasia (primary or metastatic) and acute or chronic hematological diseases.
Can a vitamin B12 deficiency be underestimated?
Functional cobalamin deficiency can thus occur at any serum level. High serum cobalamin (vitamin B12) is a frequent and underestimated anomaly. Hypercobalaminemia can yield clinical signs indicating functional and qualitative vitamin B12 deficiency.