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21st Century D3 10,000 IU Tablets, 110 Count

21st Century D3 10,000 IU Tablets, 110 Count

Regular price £20.38 GBP
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21st Century D3 10,000 IU Tablets, 110 Count

Regular price £20.38
Sale price £20.38 Regular price
Save % Sold out
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Key Benefits of Vitamin D3 for Your Health

Vitamin D3 contributes to several essential functions in the body. This potent form of the vitamin helps maintain normal bones by aiding calcium absorption, supports a healthy immune system, and plays a role in cell division, which is important for the health of breast and colon tissues. Additionally, it contributes to normal muscle function, which can help reduce the risk of falls in older adults. These benefits are supported by EFSA-approved health claims.

What Makes 21st Century D3 10,000 IU Tablets Special?

21st Century D3 10,000 IU Tablets deliver a powerful dose of vitamin D3 (cholecalciferol) in a convenient tablet form, designed for those who need extra support. Each bottle contains 110 tablets, providing a 110-day supply at one tablet per day. Free from added sugar, yeast, preservatives, and artificial flavours, this supplement is manufactured in the USA to high-quality standards. It offers a straightforward way to maintain adequate vitamin D levels, especially during the darker months.

Understanding Vitamin D3: Why It Matters

Vitamin D comes in two forms: D2 (ergocalciferol) and D3 (cholecalciferol). D3 is the form naturally produced by the skin in response to sunlight and is considered more bio-available, meaning your body can uses it more efficiently. With modern lifestyles often limiting sun exposure, supplementing with D3 is a practicable way to maintain optimal levels year-round, particularly in the UK where sunlight is scarce for much of the year.

Who May Benefit from Vitamin D3 Supplementation?

Many individuals may benefit from additional vitamin D, including those who:

  • Have limited sun exposure due to geography, indoor lifestyles, or sunscreen uses
  • Are older, as the skin's ability to produce vitamin D declines with age
  • Have darker skin, which requires more sun exposure to produce adequate vitamin D
  • Follow a vegan or plant-based diet (note: D3 in this product is typically from lanolin; check the label for vegan status)
  • Have conditions affecting fat absorption, such as Crohn's or coeliac disease

A blood test can help determine your current vitamin D status and guide supplementation.

Choosing the Right Dosage: Why 10,000 IU?

Vitamin D supplements are available in various dosages. A daily intake of 10,000 IU is considered a high-strength option, often used by individuals with significant deficiency or higher needs. However, the optimal dosage depends on your current levels, lifestyle, and health goals. Many experts recommend starting with a lower dose and adjusting based on blood test results. This product provides 10,000 IU per tablet, making it a potent choice for those requiring robust support. Always consult a health care professional before starting high-dose supplementation.

Quality and Purity: What to Look For

When selecting a vitamin D supplement, quality is crucial. 21st Century D3 tablets are free from added sugar, yeast, preservatives, and artificial flavours. They are manufactured in the USA in facilities following good manufacturing practices. Each batch is tested for potency and purity, ensuring a reliable source of vitamin D3. The 110-count bottle offers a generous supply, reducing the need for frequent repurchases.

Safety and Considerations

Vitamin D is fat-soluble, meaning it is stored in the body. While toxicity is rare, excessive intake over long periods can lead to adverse effects. The tolerable upper intake level for adults in the UK is generally considered to be 4,000 IU per day unless under medical supervision. This product provides 10,000 IU, so it is intended for those with higher needs or under the guidance of a health care professional. Do not exceed the recommended dose without consulting your doctor. This food supplement is not a substitute for a varied diet and a healthy lifestyle.

This product is a food supplement and is not intended to diagnose, treat, , or prevent any disease. Always read the label and follow directions for uses.

Worldwide Delivery

Orders are prepared with clear worldwide delivery expectations from the product page through dispatch. Delivery estimates are shown before checkout where available, and tracking details are sent after the order leaves fulfilment so customers can follow the parcel and plan around the expected arrival window.

Returns and support

UK Vitality Vitamins offers straightforward post-purchase support with a clear returns process. Please check the store returns policy before sending an item back, as final eligibility may depend on product condition, packaging integrity and whether the return request is started within the stated return window.

How to choose

Use the product description, ingredient list, serving information and available variants to compare supplement options. Always check the full ingredient list, directions for use and any allergen information on the product packaging before taking any food supplement.

Ingredients and important information

Ingredient lists and formulations may vary by batch or supplier. Always check the product packaging for the most up-to-date information. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Do not exceed the recommended daily intake. If you are pregnant, nursing, taking medication or have a medical condition, consult your healthcare professional before use.

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Supplement guide

21st Century D3 10,000 IU Tablets, 110 Count at UK Vitality Vitamins

Key Benefits of Vitamin D3 for Your HealthVitamin D3 contributes to several essential functions in the body. This potent form of the vitamin helps maintain normal bones by aiding calcium absorption, supports a healthy...

Category Vitamin D
Delivery area Worldwide
Checkout Secure checkout
Brand 21st Century
Price £20.38
Availability In stock
000 IU1021st CenturyBone HealthCholecalciferolFood SupplementHealth & WellnessImmune SupportMade in USANo Artificial Flavours

How to choose if this supplement fits your routine

Read the ingredient list, check the serving size and directions for use. Consider the supplement form (tablet, capsule, liquid) and whether it suits your dietary requirements. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle.

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Every product page displays price, availability, variant choices, ingredient information, directions for use, allergen details, worldwide delivery expectations and secure checkout — so you can make an informed decision quickly.

Questions about 21st Century D3 10,000 IU Tablets, 110 Count

Is 21st Century D3 10,000 IU Tablets, 110 Count available with worldwide delivery?

Yes. This product is currently available on UK Vitality Vitamins with free worldwide delivery.

How should I compare this with similar supplements?

Compare the active ingredients, serving size, number of servings per container, supplement form, brand reputation and price per serving. Check allergen information if relevant to your dietary needs.

Where can I find delivery and returns information?

Delivery information is shown near the add to basket area. Returns guidance is available on the product page and full terms are covered in the store returns policy.

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UK Vitality Vitamins product pages display ingredients, directions, allergen details and delivery information clearly — so you can compare supplements and make informed choices quickly.