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ULTRA-D3 Once-Weekly Vitamin D3 50,000 IU Soft gels, 50-Count Bottle

ULTRA-D3 Once-Weekly Vitamin D3 50,000 IU Soft gels, 50-Count Bottle

Regular price $44.19 CAD
Sale price $44.19 CAD Regular price
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ULTRA-D3 Once-Weekly Vitamin D3 50,000 IU Soft gels, 50-Count Bottle

Regular price $44.19
Sale price $44.19 Regular price
Save % Sold out
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Understanding Vitamin D3 and Why It Matters

Vitamin D is a fat-soluble nutrient essential for calcium absorption, bone health, immune function, and muscle maintenance. There are two main forms: D2 (ergocalciferol) and D3 (cholecalciferol). The D3 form is naturally produced by your skin upon sun exposure and is considered more bio-available. ULTRA-D3 uses cholecalciferol, the preferred form to help raise and maintain Vitamin D levels.

Key Benefits of Vitamin D3 Supplementation

  • Bone Health: Vitamin D helps the body absorb calcium, contributing to strong bones and teeth.*
  • Immune Function: It plays a role in maintaining a healthy immune system.*
  • Muscle Function: Adequate Vitamin D levels support normal muscle function.*
  • Calcium Absorption: Vitamin D enhances calcium absorption from the digestive tract.*

*This product is a natural health product. It is not intended to diagnose, treat, or prevent any disease. Consult a health care practitioner prior to use if you have a medical condition, are pregnant or breastfeeding, or if you are taking prescription medications.

Who May Benefit from High Potency Vitamin D3?

High-dose vitamin D3 (50,000 IU) is typically used for individuals with low blood levels of Vitamin D or those requiring a significant boost. Those with limited sun exposure, darker skin tones, older adults, and people with certain medical conditions may have higher needs. This dosage is intended for weekly use and should be taken under the guidance of a health care professional. Always consult your doctor before starting a high-potency supplement.

The Convenience of Once-Weekly Vitamin D3

Remembering daily supplements can be challenging. ULTRA-D3 simplifies your routine with a once-weekly dose. Each softgel is small, smooth, and easy to swallow—no large or chalky pills. The 50-count bottle provides nearly a year's supply, reducing the need for frequent reordering. Whether at home or travelling, this format fits seamlessly into a busy schedule.

Why Choose Once-Weekly Vitamin D3 50,000 IU?

Getting enough Vitamin D is essential for overall health, yet many people fall short due to limited sun exposure or dietary intake. ULTRA-D3 Once-Weekly Vitamin D3 50,000 IU Soft gels offer a high-potency solution designed for simplicity. With just one softgel per week, you can support your Vitamin D levels without the hassle of daily pills. This extended supply bottle provides 50 easy-to-swallow soft gels, making it ideal for busy lifestyles and long-term wellness routines.

Recommended Dosage and Safety Considerations

The recommended dietary allowance (RDA) for Vitamin D ranges from 600 to 800 IU per day for most adults. High-dose supplements like 50,000 IU per week are intended for short-term use or under medical supervision. Because Vitamin D is fat-soluble, taking it with a meal containing fat can enhance absorption. Do not exceed the recommended dose without consulting your doctor, as excessive Vitamin D can lead to toxicity.

Safety and Potential Side Effects

Vitamin D is generally safe when taken as directed. However, very high doses over extended periods may cause hypercalcemia (high calcium levels), leading to nausea, weakness, or kidney issues. To avoid these risks, follow the label instructions and have your Vitamin D levels checked periodically. If you have a history of kidney stones, hyperparathyroidism, or are taking certain medications, speak with your health care provider before use. Keep out of reach of children.

Choose ULTRA-D3 for Your Vitamin D Needs

ULTRA-D3 Once-Weekly Vitamin D3 50,000 IU Soft gels combine high potency with convenience. Made with easy-to-swallow soft gels and packaged in a generous 50-count bottle, this supplement offers a practical way to support your bone, immune, and muscle health. Prioritize your wellness with a simple, effective weekly routine.

This product is a natural health product. It is not intended to diagnose, treat, or prevent any disease. Always read the label and follow directions for use.

Delivery in Canada

Orders are prepared with clear Canada 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

Vitamin4CA 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 dietary 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. Dietary 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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  • Free standard deliveryUsually 2–7 business days to Canada, after 1–3 days to prepare
  • 30-day returnsOn unopened items in original packaging
  • Secure checkoutProcessed by Shopify with major cards accepted
  • Real supportEmail or phone, answered by our team

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Buying guide and questions

Supplement guide

ULTRA-D3 Once-Weekly Vitamin D3 50,000 IU Soft gels, 50-Count Bottle at Vitamin4CA

Understanding Vitamin D3 and Why It MattersVitamin D is a fat-soluble nutrient essential for calcium absorption, bone health, immune function, and muscle maintenance. There are two main forms: D2 (ergocalciferol) and ...

Category Vitamin D Supplements
Delivery area Canada
Checkout Secure checkout
Brand ULTRA-D3
Price $44.19
Availability In stock
50000 IUbone healthcalcium absorptioncholecalciferoleasy-to-swallowextended supplyhigh potencyimmune supportmuscle functiononce-weekly

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. Dietary supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle.

Questions about ULTRA-D3 Once-Weekly Vitamin D3 50,000 IU Soft gels, 50-Count Bottle

Is ULTRA-D3 Once-Weekly Vitamin D3 50,000 IU Soft gels, 50-Count Bottle available for Canada customers?

Yes. This product is currently available on Vitamin4CA with Canada-wide 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 cart area. Returns guidance is available on the product page and full terms are covered in the store returns policy.