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  1. Healthline
    https://www.healthline.com/nutrition/vitamin-b-complex

    Benefits, Side Effects, and Dosage of B-Complex Vitamins

    • Learn what B-complex vitamins are, who should take them, and how they may improve your health. Find out the recommended dosage, potential side effects, and food sources of each B vitamin.… 展开

    People Who Are Pregnant Or Nursing

    During pregnancy, the demand for B vitamins, particularly B12 and folate, grows. This is because they are needed to supportfetal development. In people who are pregnant or … 展开

    Healthline
    Older Adults

    As you age, your ability to absorb vitamin B12 decreases and your appetite declines, making i… 展开

    Healthline
    Those with Certain Medical Conditions

    People with certain medical conditions are more likely to develop deficienciesin nutrients like B vitamins. This includes: 1. celiac diseaseTrusted Source 2. Crohn’s diseaseTrusted … 展开

    Healthline
    Vegetarians and Vegans

    Vitamin B12 is naturally found in animal products like meat, dairy, eggs, and seafood. Vegans and strict vegetarians could be at risk of developingTrusted Sourcea B12 def… 展开

    Healthline
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    目录
    People Who Are Pregnant Or Nursing
    Older Adults
    Those with Certain Medical Conditions
    Vegetarians and Vegans
     
  1. WebMD
    https://www.webmd.com/diet/health-benefits-b-complex

    Vitamin B Complex: Health Benefits, Risk, and Dosage Guidelines

  3. Healthline
    https://www.healthline.com/health/food-nutrition/vitamin-b-complex

    Vitamin B Complex: Benefits, Side Effects, Dosage, Foods & More

  4. Verywell Fit
    https://www.verywellfit.com/b-complex-…

    Vitamin B Complex: Benefits, Side Effects, and Dosage

    网页2024年5月4日 · Vitamin B complex is a supplement that usually delivers eight B vitamins: B1 (thiamin), B2 (riboflavin), B3 (niacin), B5 (pantothenic acid), B6 (pyridoxine), B7 (biotin), B9 (folate), and B12 (cobalamin).

  5. feelgoodpal.com
    https://feelgoodpal.com/zh/blog/vitamin-b-complex

    B 复合维生素：益处、副作用和剂量 - FeelGoodPal

  6. Medical News Today
    https://www.medicalnewstoday.com/artic…

    Vitamin B complex: Benefits, uses, risks, and more

    网页2024年1月22日 · Learn about the eight B vitamins, their roles in health, and how to get them from supplements or foods. Find out who may benefit from taking B-complex supplements and what risks they may have.

  7. Cleveland Clinic
    https://health.clevelandclinic.org/b-vitami…

    B Vitamins: Types, Benefits and Side Effects - Cleveland …

    网页2024年1月8日 · There are eight B vitamins. All are important for functions like food metabolism, creating blood cells, preventing DNA damage and more. They each have different functions.

  8. Hello 醫師台灣
    https://helloyishi.com.tw/.../vitamin-b-co…

    維他命B群功效？什麼時候吃最好？B群好處、副作用、 …

    网页2024年1月10日 · 維他命B群也稱維生素B群（Vitamin B Complex），是一群維生素的總稱，包含： B1（硫胺） B2（核黃素） B3（菸鹼酸） B5（泛酸） B6（吡哆素） B7（生物素） B9（葉酸） B12（鈷胺素）

  9. EatingWell
    https://www.eatingwell.com/benefits-of-vitamin-b-complex-8669791

    What Happens to Your Body When You Take B-Complex Vitamins

  10. Greatist
    https://greatist.com/health/vitamin-b-co…

    Vitamin B Complex Benefits: Boost Brain and Immune …

    网页2024年8月6日 · What is vitamin B complex? Some B vitamins have shared functions — for example, most of them help convert food into energy. But each B vitamin also has a unique and crucial role.