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  1. Vitamin D: How Much to Take Per Day and Max Dose - GoodRx

    Aug 1, 2025 · How much vitamin D per day should I be taking daily? Experts have actually debated this question. The specific amount of vitamin D you need varies by age — and …

  2. Vitamin D - Mayo Clinic

    Mar 21, 2025 · Taking a vitamin D supplement or a multivitamin with vitamin D may help improve bone health. The recommended daily amount of vitamin D is 400 international units (IU) for …

  3. What Are the Normal Vitamin D Levels by Age? - Verywell Health

    Nov 30, 2025 · According to the National Institutes of Health Office of Dietary Supplements, the average recommended daily intake of vitamin D for most adults, children, and teens is 600 IU, …

  4. How much Vitamin D should you take? - Drugs.com

    Aug 11, 2025 · Most adults need 600–800 International Units (IU), or 15–20 micrograms (mcg), of vitamin D per day to support bone and immune health. The exact amount depends on your …

  5. Vitamin D - Consumer - Office of Dietary Supplements - Vitamin D

    The daily upper limits for vitamin D include intakes from all sources—food, beverages, and supplements—and are listed below in micrograms (mcg) and IU. However, your health care …

  6. What Vitamin D Dosage Is Best? - Healthline

    Dec 20, 2024 · In the United States, current guidelines suggest that consuming 400–800 International Units (IU), or 10–20 micrograms (mcg), of vitamin D should meet the needs of …

  7. How much vitamin D3 should I take daily? Health benefits, risks

    May 28, 2025 · Vitamin D3 is essential for bone health. How often should you take it? When it comes to building strong, healthy bones, the emphasis on strength training has never been …

  8. How Often Should You Take Vitamin D: Daily or Weekly? - Health

    Jul 4, 2025 · There has been debate on the effects of large weekly doses of vitamin D compared to the more traditional smaller daily dose.

  9. Vitamin D Supplements: Who Should Take Them, and How Much?

    Dec 2, 2024 · Vitamin D helps regulate calcium levels in the body, which are essential for healthy bones, teeth, and muscles. Without enough vitamin D, the body can't absorb dietary calcium, …

  10. What Happens When You Take Vitamin D Every Day - EatingWell

    Jul 7, 2025 · Vitamin D may help improve bone health, immunity, mood, energy levels and decrease inflammation. For most adults, the minimum recommended amount is 600 IU daily. …