Can excessive vitamin D affect cognitive function or academic performance in teenagers? 246

In Stock

Size Guide

$34.99 $29.99

Shipping and Returns Policy

Sep 11, 2019 ... Too much thyroid hormone (i.e. thyroxine) in your body speeds the rate at which bone is lost. If this happens too fast the osteoblasts may not ... Feb 21, 2023 ... If you take too much supplemental or prescription vitamin D, it can lead to vitamin D toxicity. The main complication of this is moderate to ... Jun 7, 2019 ... Signs you're taking too much vitamin D. It's fairly rare to exceed your vitamin D needs, but how do you know when it happens? If you regularly ... May 1, 2010 ... For decades, doctors have worried that too much vitamin D during pregnancy could cause birth defects, and under current guidelines anything over ... Signs and Symptoms of Too Much Vitamin D · Nausea · Vomiting · Weakness · Vitamin D headache · Frequent urination · Painful muscles · Kidney damage and kidney stones ... Sep 10, 2024 ... Vitamin A - taken in excessive doses may cause liver damage, weaker bones and cause birth defects. · Vitamin D - excessively high doses can cause ... Apr 14, 2025 ... It also can make kids sick if they take too much. In addition to vitamin A, cod liver oil is high in vitamin D—another nutrient that can be ... Dec 1, 2020 ... Most of us don't get enough vitamin D from diet alone, which is why a supplement is recommended if we're not getting much sunlight. If you're ... Too much vitamin D can be toxic. The recommended ... See kidney-friendly food and drink choices to consider when eating out at your favorite restaurants. Feb 20, 2025 ... Talk with your healthcare professional before taking vitamin and mineral supplements. That way, you can find out if a supplement is safe for you ...
  • Next Day Delivery by USPS Find out more

    Order by 9pm (excludes Public holidays)

    $11.99

  • Express Delivery - 48 Hours Find out more

    Order by 9pm (excludes Public holidays)

    $9.99

  • Standard Delivery $6.99 Find out more

    Delivered within 3 - 7 days (excludes Public holidays).

  • Store Delivery $6.99 Find out more

    Delivered to your chosen store within 3-7 days

    Spend over $400 (excluding delivery charge) to get a $20 voucher to spend in-store
  • International Delivery Find out more

    International Delivery is available for this product. The cost and delivery time depend on the country.

You can now return your online order in a few easy steps. Select your preferred tracked returns service. We have print at home, paperless and collection options available.

You have 28 days to return your order from the date it’s delivered. Exclusions apply.

View our full Returns and Exchanges information.

Our extended Christmas returns policy runs from 28th October until 5th January 2025, all items purchased online during this time can be returned for a full refund.

No reviews yet. Only logged in customers who have purchased this product may leave a review.