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    Ingredient guide · Ingredient reference

    Which supplements do vegans need? Start with reliable B12 and dietary gaps

    A vegan diet needs deliberate nutrient planning. B12 deserves particular attention; other supplements depend on fortified foods, intake, life stage and individual needs.

    Read the evidence ↓

    Supplement Science Insights Editorial Team

    Published September 23, 2026

    Make vitamin B12 a reliable part of the plan

    ODS identifies people eating little or no animal food as at risk of inadequate B12 unless they use reliable fortified foods or supplements. Do not count on an unfortified plant food simply because it is marketed as natural. A prevention plan and treatment of an established deficiency can require different approaches. [1]

    Review several nutrients rather than buying every bottle

    NHS guidance highlights vitamin D, iodine, selenium and calcium alongside B12 when planning fortified foods or supplements. Iron intake and absorption also deserve attention. These are nutritional review points, not instructions for every vegan to take high doses of every nutrient. Pregnancy, childhood and medical conditions call for tailored advice. [2]

    Use a food-and-label check to identify the gap

    Imagine someone drinks a plant beverage but assumes all versions contain B12 and calcium. Compare its label with the rest of the diet; an unfortified version may contribute neither in useful amounts. A dietitian can help turn that review into an appropriate supplement plan without duplicating nutrients across several products. [2][1][3]

    Hypothetical example — separate ingredient identity from dietary suitability
    QuestionInterpretation
    B12Ensure a dependable fortified or supplemental source
    Other nutrientsReview food intake and individual needs
    Several supplementsCheck for duplicate ingredients
    Which supplements do vegans need? Start with reliable B12 and dietary gaps — original article outline diagram
    Original editorial diagram of this article’s sections; no product photograph or clinical finding is depicted.

    Sources for this article

    1. Vitamin B12 - Health Professional Fact Sheet
      Source consulted: 2026-09-20. This is a reference resource, not a claim that we conducted the studies or tested a product.
    2. The vegan diet - NHS
      Source consulted: 2026-09-20. This is a reference resource, not a claim that we conducted the studies or tested a product.
    3. How to Understand and Use the Nutrition Facts Label | FDA
      Source consulted: 2026-09-20. This is a reference resource, not a claim that we conducted the studies or tested a product.