Vitamin B12 is an essential nutrient involved in normal nerve function, red blood cell production, DNA synthesis and cellular metabolism. Because it is found naturally in animal-derived foods, individuals following vegetarian or vegan eating patterns may have a greater risk of inadequate vitamin B12 intake.
Fortunately, with thoughtful meal planning and, when appropriate, supplementation, many people following plant-based diets can maintain healthy vitamin B12 levels.
This article is intended for educational purposes only and should not be considered medical advice, diagnosis or treatment.
Vitamin B12 contributes to several normal physiological functions, including:
Since the body cannot produce vitamin B12 on its own, it must be obtained through food or supplementation.
Vitamin B12 occurs naturally in foods such as:
Individuals who consume little or no animal products may need to pay closer attention to their vitamin B12 intake.
Some people may also have difficulty absorbing vitamin B12 due to certain gastrointestinal conditions, previous gastrointestinal surgery or other medical factors.
Natural dietary sources include:
For individuals following vegetarian or vegan diets, fortified foods may also provide vitamin B12, including:
Reading nutrition labels can help identify fortified products.
A well-planned vegetarian or vegan eating pattern can provide many important nutrients. Depending on individual dietary choices, some people may also wish to discuss the following nutrients with a healthcare provider:
A registered dietitian or licensed healthcare provider can help determine whether dietary adjustments or supplementation may be appropriate.
Not everyone following a vegetarian or vegan diet requires supplementation. However, a healthcare provider may recommend laboratory testing or supplementation based on factors such as:
Recommendations should always be personalized.
Healthy vegetarian and vegan diets often emphasize:
Combined with regular physical activity, adequate sleep and routine preventive care, these habits can support long-term health and wellness.
Vitamin B12 is an essential nutrient that deserves special attention in vegetarian and vegan eating patterns. With thoughtful nutrition planning and guidance from a licensed healthcare provider when appropriate, individuals can make informed decisions about meeting their vitamin B12 needs.
Interested in learning more about vitamin B12, nutrition and provider-guided wellness programs? TeleWellnessMD® connects patients with licensed healthcare providers who can discuss personalized wellness strategies based on your individual health needs.
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