Vitamin B complex refers to a group of eight essential vitamins that support many normal physiological processes throughout the body. Together, these vitamins contribute to energy metabolism, nervous system function, red blood cell production and numerous cellular processes.
Because B vitamins are water-soluble, they must be obtained regularly through food or supplementation when appropriate.
This article is intended for educational purposes only and should not be considered medical advice, diagnosis or treatment.
Vitamin B complex includes eight essential nutrients:
Although each vitamin performs unique functions, they often work together to support normal physiological function.
Many people obtain adequate amounts of B vitamins through a balanced diet. However, certain individuals may have an increased risk of inadequate intake or absorption.
Factors that may increase nutritional risk include:
If you have questions about your nutritional status, a licensed healthcare provider can help determine whether testing or supplementation may be appropriate.
Thiamine contributes to carbohydrate metabolism and supports normal nervous system function.
Food Sources
Riboflavin participates in cellular energy metabolism and contributes to normal red blood cell production.
Food Sources
Niacin supports normal cellular metabolism and participates in numerous enzymatic reactions throughout the body.
Food Sources
Pantothenic acid contributes to the metabolism of carbohydrates, fats and proteins.
Food Sources
Vitamin B6 supports amino acid metabolism, neurotransmitter synthesis and normal immune function.
Food Sources
Biotin participates in carbohydrate, fat and protein metabolism.
Food Sources
Folate contributes to DNA synthesis, cell division and normal red blood cell production.
Food Sources
Vitamin B12 supports normal nerve function, red blood cell production and DNA synthesis.
Because vitamin B12 is found primarily in animal-based foods, some individuals following vegetarian or vegan dietary patterns may have a higher risk of deficiency.
Food Sources
For many individuals, a balanced diet rich in whole foods provides an excellent source of B vitamins.
In some situations, healthcare providers may recommend supplementation based on:
Treatment recommendations should always be personalized and made by a licensed healthcare provider.
Vitamin B complex plays an important role in many normal physiological processes throughout the body. Eating a balanced diet that includes a variety of nutrient-rich foods can help support overall health and wellness.
If you have questions about your nutritional needs or whether supplementation may be appropriate, consult a licensed healthcare provider.
Interested in learning more about nutrition, vitamin therapies and provider-guided wellness programs? TeleWellnessMD® offers provider-guided consultations focused on individualized health and wellness goals.
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This content is for educational and informational purposes only and should not be interpreted as medical advice. TeleWellnessMD® is a technology platform that connects patients with licensed healthcare providers. TeleWellnessMD® does not practice medicine, provide medical advice, or dispense medications. All therapies require evaluation and approval by a licensed healthcare provider. Results may vary.