WebJun 17, 2024 · People with a severe deficiency of another B vitamin – vitamin B12 – can develop a type of anemia called pernicious anemia, and eventually they might have nervous system damage. If people with vitamin B12 deficiency receive high doses of folic acid, the folic acid supplementation can correct the anemia; however, the nervous system damage … WebHow much B12 should a woman take? Vitamin B12 is an essential nutrient. Fish, shellfish, meat, eggs, and dairy products are good sources of vitamin B12. The amount that should be consumed on a daily basis is called the recommended dietary allowance (RDA). The RDA is 2.4 mcg daily for people 18 years and older.
Vitamin B12 - Consumer - National Institutes of Health
WebJul 13, 2024 · This essential vitamin is generally considered safe, even at high doses. However, most people get enough B12 through diet alone, … WebJul 12, 2024 · Vitamin B12 is an essential vitamin for healthy red blood cells, nerves, and DNA production. You typically get enough of it from your diet, but some people need to take a vitamin B12 dietary supplement or prescription medication. Risks and side effects from high doses of vitamin B12 are low, but rare side effects can still occur. flannery o\u0027connor works
Vitamin B-12 - Mayo Clinic
WebAug 16, 2024 · Benefits. A doctor may recommend vitamin B12 shots for people who are at risk of a deficiency or its complications. Vitamin B12 shots may help reduce the risk of … WebDec 10, 2014 · Doses of just 20 mcg per day or higher have caused outbreaks of acne and rosacea. A high-dose B complex supplement (with 1,000 mcg of B-12) hurt, rather than helped, people with type 1 or type 2 diabetes and advanced kidney disease, resulting in a worsening of kidney function and an increase in the risk of heart attack, stroke and … WebIf a person receives too much B12 injections, it can lead to several adverse effects or complications. B12 is a water-soluble vitamin, which means that any excess amount is usually excreted through urine, but if the doses are too high or too frequent, the excess can accumulate in the body, leading to a condition known as B12 toxicity or hypervitaminosis. can silverfish climb