Vitamin B12 Calculator

Calculate your vitamin B12 needs and deficiency risk

Age

Diet

Symptoms

Optimize Your Vitamin B12 Intake

Explore personalized plans to meet your Vitamin B12 needs.

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Part of the Pregnancy & Postpartum Toolkit

Supporting tool in a collection of 20 curated tools for pregnancy & postpartum

Part of the Thyroid Health Toolkit

Supporting tool in a collection of 19 curated tools for thyroid health

About This Tool

Determine your B12 requirements based on age, diet type, and symptoms. Especially important for vegetarians and vegans who are at higher risk of deficiency.

Frequently Asked Questions

Why is B12 important for vegetarians?

B12 is mainly found in animal products. Vegetarians and especially vegans need supplements or fortified foods to meet their requirements.

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