How to Use vitamin B{inf}12{/inf} in a Sentence

vitamin B12

noun
  • This can make your vitamin B12 levels low.
    — Health, 20 Jan. 2026
  • This flaky, white fish is an excellent source of vitamin B12.
    — Bethany Thayer, Detroit Free Press, 11 May 2024
  • Packed with vitamin B12 and hyaluronic acid, the serum gives you brighter, more even skin with every use.
    — Savannah Smith, Rolling Stone, 2 Oct. 2024
  • All were fine in terms of vitamin B12; as for taurine, three cats were found deficient.
    — Marta Zaraska, chicagotribune.com, 10 July 2019
  • For example, the body needs about 1 mcg of vitamin B12 daily.
    — Dr. Keith Roach, oregonlive, 26 Apr. 2023
  • Your healthcare provider will advise on a schedule for taking oral vitamin B12.
    — Lindsay Curtis, Verywell Health, 31 Mar. 2026
  • The beverage also has some of the highest amounts of vitamin B12.
    — Cynthia Sass, Mph, Health, 21 Apr. 2024
  • Sardines have about 10 times more vitamin B12 than anchovies.
    — Mark Gurarie, Health, 3 Feb. 2026
  • Spaghetti squash is also rich in vitamin B12 and folate, which may lower the risk of heart disease.
    — Carrie Madormo, Verywell Health, 1 May 2026
  • Tilapia is an excellent source of vitamin B12, which helps maintain the nervous system and build red blood cells.
    — Bethany Thayer, Detroit Free Press, 24 Dec. 2022
  • Beef is an excellent source of vitamin B12 (cobalamin).
    — Joy Emeh, Health, 9 Jan. 2026
  • Beef is an excellent source of vitamin B12 (cobalamin).
    — Joy Emeh, Health, 2 June 2026
  • Certain drinks may provide health benefits—like beet juice for blood pressure or milk for vitamin B12.
    — Jenna Anderson, Health, 13 Mar. 2026
  • However, yeast cannot produce vitamin B12, so it must be fortified to serve as a dietary source.
    — Ashley Braun, Verywell Health, 15 Dec. 2025
  • Therefore, people with diets low in these foods may be at risk for a vitamin B12 deficiency.
    — Pamela Assid, Verywell Health, 25 Aug. 2025
  • For folks going through menopause, a vitamin B12 deficiency could lead to symptoms such as anemia and brain fog.
    — Kells McPhillips, Fortune, 20 Sep. 2022
  • Sardines are high in vitamin B12 content, which helps balance the nervous system.
    — Ranyechi Udemezue, Vogue, 6 Feb. 2026
  • People who are strictly vegan are at risk, and do need to supplement vitamin B12.
    — Dr. Keith Roach, oregonlive, 14 June 2023
  • The upper limit for folic acid is set due to the fact that increased folic acid intake could mask vitamin B12 deficiency.
    — Perri O. Blumberg, Men's Health, 30 June 2023
  • One serving of cow's milk provides around half of the daily value (DV) of vitamin B12.
    — Lauren Manaker, Health, 31 July 2023
  • Self-medicating with vitamin B12 without a doctor’s guidance is not a good idea.
    — Fran Kritz, Verywell Health, 16 Apr. 2026
  • Self-medicating with vitamin B12 without a doctor’s guidance is not a good idea.
    — Fran Kritz, Verywell Health, 28 Dec. 2025
  • The bird’s dark meat is high in vitamin B12, which is only found naturally in animal products.
    — Caroline Hopkins Legaspi, New York Times, 25 Nov. 2024
  • To fight fatigue and help with stress on the body (and nervous system), use vitamin B12 or a whole vitamin B complex.
    — Emily Peck, WIRED, 31 Dec. 2024
  • Infused with vitamin B12 to hydrate, nourish, and protect.
    — Emily Tannenbaum, Glamour, 10 Nov. 2025
  • Women were more likely than men to not consume enough iodine, vitamin B12, iron and selenium.
    — Kristen Rogers, CNN, 11 Sep. 2024
  • Mackerel is also a source of vitamins B12 and D, the latter of which can be hard to find naturally in foods.
    — Alexandra Sifferlin, Time, 2 Apr. 2018
  • In severe instances, vitamin B12 deficiency can cause tingling or numbness in your hands and feet.
    — Amy Marturana Winderl, SELF, 24 Jan. 2022
  • In this case, look for a plant milk that’s fortified with calcium, vitamin D, and vitamin B12.
    — Karen Asp, Better Homes & Gardens, 16 June 2023
  • Anchovies are on par with salmon and tuna as one of the fish with the highest amounts of omega-3s per serving, and are a good source of protein, niacin and vitamin B12.
    — Casey Barber, CNN, 12 Dec. 2022

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'vitamin B{inf}12{/inf}.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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