Trimethoprim: An antibiotic used to treat urinary tract infections. Best Oils for Skin Antivenom dosage guidelines Vjtamins Emotional Wellness Benefitts and Exercise Healthy Skin Online Therapy Reiki Healing Resilience Sleep Sexual Health Self Care Yoga Poses See All. It has many health benefits, along with several side effects if you take large doses…. Financial Services.

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Benefits of B vitamins -

You may get all you need from the food you eat. Some athletes may benefits from vitamin supplements. A Quiz for Teens Are You a Workaholic?

How Well Do You Sleep? Health Conditions Discover Plan Connect. Nutrition Evidence Based B-Complex Vitamins: Benefits, Side Effects, and Dosage.

Medically reviewed by Kathy W. Warwick, R. Overview Who should take them? Benefits Dosage Side effects Bottom line Taking a B-complex vitamin may benefit your health if you do not get enough B vitamins from other sources.

What are B-complex vitamins? Who should take a vitamin B complex? Health benefits of taking B vitamins. Recommended dosage. Women Men B1 thiamine 1. Potential side effects. The bottom line. Supplements Vitamin B How we reviewed this article: History.

Apr 21, Written By Jillian Kubala MS, RD. Apr 4, Medically Reviewed By Kathy Warwick, RD, LD. Share this article. Read this next. Vitamin U: Benefits, Side Effects, Foods, and More. By Alina Petre, MS, RD NL. By Jillian Kubala, MS, RD and Rachael Ajmera, MS, RD. Top 12 Foods That Are High in Vitamin B Vitamin B12 Injections: Good or Bad?

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Are mindbodygreen Supplements Worth It? Our Testers and Dietitians Explain. By Kelsey Kunik, RDN. Are Vitamins Good for Athletes? Chemoprevention of colorectal cancer.

N Engl J Med. Nelson Textbook of Pediatrics. Philadelphia, PA: Saunders, An Imprint of Elsevier. Krauss RM, Eckel RH, Howard B, Appel LJ, Daniels SR, Deckelbaum RJ, et al.

AHA Scientific Statement: AHA Dietary guidelines Revision A statement for healthcare professionals from the nutrition committee of the American Heart Association.

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Nilsen RM, Vollset SE, Rasmussen SA, Ueland PM, Daltveit AK. Folic acid and multivitamin supplement use and risk of placental abruption: a population-based registry study. Am J Epidemiol. Pogribna M, Melnyk S, Pogribny I, Chango A, Yi P, James SJ.

Homocysteine metabolism in children with Down syndrome: in vitro modulation. Am J Genet. Rock CL, Michael CW, Reynolds RK, Ruffin MT. Prevention of cervix cancer. Crit Rev Oncol Hematol.

Rohan TE, Jain MG, Howe GR, Miller AB. Dietary folate consumption and breast cancer risk [communication]. J Natl Cancer Inst. Roth C, Magnus P, Schjolberg S, et al. Folic acid supplements in pregnancy and severe language delay in children.

Schnyder G. Decreased rate of coronary restinosis after lowering of plasma homocysteine levels. Sellers TA, Kushi LH, Cerhan JR, et al. Dietary folate intake, alcohol, and risk of breast cancer in a prospective study of postmenopausal women.

Smith AD, Kim YI, Refsum H. Is folic acid good for everyone? Snowdon DA. Serum folate and the severity of atrophy of the neocortex in Alzheimer disease: findings from the Nun study. Steenweg-de Graaff J, Roza SJ, Steegers EA, et al.

Maternal folate status in early pregnancy and child emotional and behavioral problems: the Generation R Study. Su LJ, Arab L. Nutritional status of folate and colon cancer risk: evidence from NHANES I epidemiologic follow-up study.

Ann Epidemiol. Suren P, Roth C, Bresnahan M, et al. Association between maternal use of folic acid supplements and risk of autism spectrum disorders in children. Temple ME, Luzier AB, Kazierad DJ. Homocysteine as a risk factor for atherosclerosis. Ann Pharmacother.

Thompson JR, Gerald PF, Willoughby ML, Armstrong BK. Maternal folate supplementation in pregnancy and protection against acute lymphoblastic leukemia in childhood: a case-controlled study. Thomson SW, Heimburger DC, Cornwell PE, et al. Correlates of total plasma homocysteine: folic acid, copper, and cervical dysplasia.

Title LM, Cummings PM, Giddens K, Genest JJ, Jr. Effect of folic acid and antioxidant vitamins on endothelial dysfunction in patients with coronary artery disease. J Am Coll Cardiol. Torkos S. Drug-nutrient interactions: a focus on cholesterol-lowering agents.

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Wong WY, Thomas CM, Merkus JM, Zielhuis GA, Steegers-Theunissen RP. Male factor subfertility: possible causes and the impact of nutritional factors. Fertil Steril. Share Facebook Twitter Linkedin Email Home Health Library. Vitamin B9 Folic acid Folacin; Folate; Folic acid.

Dietary Sources Rich sources of folate include: Spinach Dark leafy greens Asparagus Turnips Beets Mustard greens Brussels sprouts Lima beans Soybeans Beef liver Brewer's yeast Root vegetables Whole grains Wheat germ Bulgur wheat Kidney beans White beans Lima beans Mung beans Salmon Orange juice Avocado Milk In addition, all grain and cereal products in the U.

are fortified with folic acid. Available Forms Vitamin B9 is found in multivitamins, including children's chewable and liquid drops, and B complex vitamins. How to Take It Most people except pregnant women should be able to get enough folic acid from their diets.

Daily recommendations for dietary folic acid are: Pediatric Infants, 0 to 6 months: 65 mcg adequate intake Infants, 7 to 12 months: 80 mcg adequate intake Children, 1 to 3 years: mcg RDA Children, 4 to 8 years: mcg RDA Children, 9 to 13 years: mcg RDA Teens, 14 to 18 years: mcg RDA Adult Men and women, 19 years and older: mcg RDA Pregnant women: mcg RDA Breastfeeding women: mcg RDA Amounts used in studies for heart disease range from to 1, mcg.

Precautions Because of the potential for side effects and interactions with medications, you should take dietary supplements only under the supervision of a knowledgeable health care provider.

Very high doses can cause: Stomach problems Sleep problems Skin reactions Confusion Loss of appetite Nausea Seizures Talk to your doctor before taking more than mcg of folic acid.

Possible Interactions If you are currently being treated with any of the following medications, you should not use folic acid supplements without first talking to your doctor. However, manufacturers add niacin to foods such as cereals, and the body can easily use this form. Getting too little niacin can cause a niacin deficiency.

Severe niacin deficiency leads to pellagra, which may cause:. If pellagra goes untreated, it can lead to severe memory problems, behavioral changes, and suicidal behavior. It may also lead to an extreme loss of appetite or death.

Red blood cells carry pantothenic acid throughout the body so it can use the nutrient in a variety of processes for energy and metabolism. Many foods contain at least some pantothenic acid, but some of the highest amounts are present in:.

Pantothenic acid deficiency is rare in the U. because it is plentiful in many foods. However, it may affect people with severe malnutrition. In such cases, they are usually deficient in other nutrients as well. People with a specific gene mutation called pantothenate kinase-associated neurodegeneration 2 mutation are at a high risk of deficiency.

Vitamin B-6, or pyridoxine, plays a role in more than enzyme reactions. The body needs vitamin B-6 for:. Many deficiencies in vitamin B-6 are linked to low levels of vitamin B, according to the National Institutes of Health NIH Office of Dietary Supplements.

Manufacturers add biotin to many hair, skin, and nail supplements. However, the NIH state that there is not sufficient evidence to conclude whether taking extra biotin helps with hair, skin, or nails. Some people believe that biotin may help with psoriasis.

The natural form of vitamin B-9 is called folate. Folic acid , which is present in fortified foods and some supplements, is a synthetic form of the vitamin. Because most people cannot take in enough leafy green vegetables for the levels needed in pregnancy, the Centers for Disease Control and Prevention CDC suggest that all women of reproductive age who wish to conceive take mcg of folic acid each day, alongside eating a varied diet that contains folate.

When a woman has high enough levels of folate both before and during pregnancy, the fetus has a lower risk of certain birth defects affecting the brain and spinal cord.

The FDA require manufacturers to add folic acid to standardized enriched grain products to help reduce the risk of neural tube defects. People can get folic acid from fortified breads and cereals.

The addition of folic acid to grain products has made folate deficiency uncommon. However, the possible symptoms of a folate deficiency may include:. The FDA recommend that women increase the intake of folates and take folic acid supplements every day before becoming pregnant and during pregnancy.

Other groups who may need extra folate include people who have:. People should not take more than 1, mcg of folic acid each day. Taking more than this can mask symptoms of a vitamin B deficiency.

This can cause permanent nerve damage. People who do not eat animal products may need to get vitamin B from supplements or fortified foods such as breakfast cereals and nutritional yeast. Learn more about vegetarian and vegan sources of vitamin B here.

Vitamin B deficiency usually causes a condition called megaloblastic anemia. Symptoms of a vitamin B deficiency can include:.

People can buy B vitamins as individual supplements if they are deficient in only one type. However, some evidence suggests that a full B-complex vitamin supplement may be a better choice, even if a person has just one deficiency.

The researchers state that most people have deficiencies and would benefit from a high-dose B-complex supplement. Multivitamins and individual vitamin supplements are available to buy in drug stores and online.

Choose from a range of B vitamin supplements using the following links:. B vitamins each have their own unique functions, but they depend upon one another for proper absorption and the best health benefits.

Eating a healthful, varied diet will generally provide all the B vitamins a person needs.

Mayo Clinic offers appointments in Arizona, Florida and Minnesota Benefkts at Mayo Vltamins Health System locations. Vitamin B cobalamin plays an essential oof in red blood Votamins formation, cell metabolism, Antivenom dosage guidelines Green tea and detoxification and the production of DNA, the molecules inside cells that carry genetic information. Food sources of vitamin B include poultry, meat, fish and dairy products. Vitamin B is also added to some foods, such as fortified breakfast cereals, and is available as an oral supplement. Vitamin B injections or nasal spray might be prescribed to treat vitamin B deficiency. Vitamin B deficiency is not common in the U. These od help a variety of enzymes do Bsnefits jobs, ranging Benefits of B vitamins releasing kf from carbohydrates and fat to breaking down amino acids Benefits of B vitamins transporting Beenefits and energy-containing vitaminx around the body. Pf of the Nutritional periodization for triathletes that Vitamkns the Benefits of B vitamins we look at vitamins was the discovery that too little folate is linked to birth defects such as spina bifida and anencephaly. Another line of research about folate and two other B vitamins, vitamin B6 and vitamin B12, explores their roles in reducing some types of cancer and heart disease. The contents of this website are for educational purposes and are not intended to offer personal medical advice. You should seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.