KIRKLAND
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Kirkland Signature Extra Strength D3 50 mcg., 600 Softgels (4 Pack)
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Kirkland Signature Extra Strength D3 50 mcg., 600 Softgels (4 Pack)
Kirkland Signature Vitamin D3 is a great way to ensure you are getting enough of this essential micronutrient to support overall health.
Kirkland Signature Extra Strength D3 50 mcg., 600 Softgels (4 Pack)
Item #: 90077028

Kirkland Signature Extra Strength D3 50 mcg., 600 Softgels (4 Pack)

84% of respondents would recommend this to a friend

Item #: 90077028

XPF 9533

Price Details

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Kirkland Signature Vitamin D3 is a great way to ensure you are getting enough of this essential micronutrient to support overall health.
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What Stands Out

High Potency
Each softgel provides an extra strength dose of 50 mcg of Vitamin D3, ensuring optimal support for bone and immune health with fewer pills than lower potency alternatives.
Value Pack
With 600 softgels in a 4 pack, customers receive exceptional value and extended supply, making it a cost-effective choice for maintaining daily Vitamin D levels.
Trusted Brand
Kirkland Signature is known for its commitment to quality and purity, giving consumers confidence in the safety and effectiveness of their Vitamin D3 supplement.

Product Details

Shop Kirkland Signature Extra Strength D3 50 mcg., 600 Softgels (4 Pack) online at a best price in Wallis and Futuna Islands. B07C7MC8N8
Product Dimensions 10 x 2 x 12 inches (25.4 x 5.1 x 30.5 cm); 1.9 pounds (860 grams)
Item model number 393914
Date First Available April 22, 2018
Manufacturer Kirkland Signature
Brand NameKIRKLAND
Item FormSoftgel
Primary Supplement TypeVitamin-d
FlavorUnflavored
Product BenefitsImmune Health,Supports Immune
Age Range DescriptionAdult
Specific Uses For ProductBone
Number of Items4
Dosage FormSoftgel
Model Number393914
Manufacturer Part Number393914
Unit Count4 Count
Item Weight1.9 pounds (860 grams)
Item Dimensions10 x 2 x 12 inches (25.4 x 5.1 x 30.5 cm)
ColorMulti-colored

Who Should Buy?

Suitable For
  • Vitamin D Deficiency

    Ideal for individuals needing to boost their vitamin D levels due to low sun exposure or dietary insufficiency.

  • Bone Health Support

    Beneficial for those seeking to strengthen bones and reduce risk of osteoporosis through enhanced calcium absorption.

  • Immunity Boosting

    Suitable for individuals looking to support their immune system function, especially during cold and flu seasons.

Not Suitable For
  • Overdose Risk

    Not suitable for individuals who may already have high vitamin D levels or are sensitive to supplementation.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are the health benefits of Kirkland Signature Extra Strength D3?

    Answer: Kirkland Signature Extra Strength D3 provides essential support for bone health, immune function, and overall well-being. Vitamin D3, a crucial nutrient, helps the body absorb calcium, thereby promoting strong bones and teeth. Additionally, it plays a vital role in supporting the immune system, potentially decreasing the risk of infections and illnesses. Individuals who spend limited time outdoors or those living in areas with low sunlight exposure may find this product particularly beneficial as it aids in maintaining adequate vitamin D levels.
  • Question: How should I take the Kirkland Signature Extra Strength D3 softgels?

    Answer: The recommended intake for Kirkland Signature Extra Strength D3 is typically one softgel per day, preferably taken with a meal for optimal absorption. This means you can conveniently integrate it into your daily routine alongside breakfast or lunch. Taking it with a source of fat, like avocado or nuts, can enhance the body's ability to utilize vitamin D. If you're unsure about your specific needs, consulting a healthcare professional can provide personalized guidance to align with your health goals.
  • Question: Is Kirkland Signature Extra Strength D3 suitable for vegetarians or vegans?

    Answer: Kirkland Signature Extra Strength D3 softgels are not considered suitable for vegetarians or vegans since they utilize gelatin as a binding agent. Those adhering to plant-based diets should consider seeking vitamin D3 sourced from lichen or mushrooms. If you are looking for vegan-friendly alternatives, it’s essential to carefully read product labels before purchase and ensure they meet your dietary needs while still effectively supporting your vitamin D requirements.
  • Question: Are there any side effects associated with taking extra strength vitamin D?

    Answer: While vitamin D is generally safe for most individuals when taken at recommended doses, excessive intake can lead to side effects such as nausea, vomiting, and elevated blood calcium levels. It's crucial to adhere to the recommended dosage and consult with a healthcare provider, especially if you have pre-existing conditions or take other medications. Monitoring your vitamin D levels through blood tests can help ensure you're within a healthy range and avoid potential complications.
  • Question: Can I take Kirkland Signature Vitamin D3 with other supplements?

    Answer: Yes, Kirkland Signature Vitamin D3 can typically be combined with other supplements; however, it's recommended to space out the intake of different products to enhance absorption and reduce gastrointestinal discomfort. Many people take it alongside calcium for stronger bone health, or omega-3s for cardiovascular support. As always, consulting with a healthcare professional can provide tailored advice to ensure compatibility with your overall supplementation plan.
  • Question: How is Kirkland Signature Extra Strength D3 formulated?

    Answer: Kirkland Signature Extra Strength D3 is formulated with 50 mcg of vitamin D3 per softgel, providing a potent dose designed to support various bodily functions. Each softgel typically contains additional ingredients to improve stability and shelf life, such as corn oil and gelatin. This particular formulation allows for easy absorption and maximizes the health benefits of vitamin D3, ensuring that users receive effective supplementation to maintain optimal health.
  • Question: Can I use Kirkland Signature Extra Strength D3 during pregnancy?

    Answer: Kirkland Signature Extra Strength D3 can be beneficial during pregnancy as maintaining adequate vitamin D levels is essential for both maternal health and fetal development. However, pregnant individuals should always consult a healthcare provider before adding any supplement to their regimen to ensure safety and appropriateness for their specific health needs. A healthcare professional can provide guidelines on the right dosage to support both the mother and the developing baby.
  • Question: Why should I choose Kirkland Signature brand for Vitamin D3?

    Answer: Choosing Kirkland Signature for Vitamin D3 means trusting a brand known for quality and value. Kirkland sources high-quality ingredients and conducts rigorous testing to ensure safety and potency, which means you can feel confident in the purity and effectiveness of the product. Additionally, Kirkland's reputation for providing high-quality health supplements at a competitive price makes it an appealing choice for those seeking both efficacy and affordability in their health regimen.
  • Question: What is the difference between Vitamin D2 and D3?

    Answer: Vitamin D2 (ergocalciferol) and D3 (cholecalciferol) are both vital for maintaining healthy vitamin D levels, but they differ in their sources and effectiveness. D3, often derived from animal sources like fish liver oil or lanolin, is more effective at raising and maintaining overall vitamin D levels in the body compared to D2, which is typically plant-based. For optimal results, many health professionals recommend D3 for its superior bioavailability and efficacy in supporting bone and immune health.
  • Question: Where can I buy Kirkland Signature Extra Strength D3 50 mcg., 600 Softgels 4 Pack?

    Answer: You can conveniently purchase Kirkland Signature Extra Strength D3 50 mcg., 600 Softgels 4 Pack on Ubuy in Wallis and Futuna Islands. Ubuy offers a user-friendly experience with a vast selection of products, ensuring you can find what you need quickly and efficiently. By choosing Ubuy, you benefit from reliable service and easy access to your health supplements, allowing you to maintain your vitamin D levels effortlessly.

Nutritionist's Take

Kirkland Signature Extra Strength D3 provides a high dosage of vitamin D3 at 50 mcg, which is beneficial for those looking to support bone health, enhance immune function, and improve mood regulation. The quality of ingredients is generally considered reliable, as Kirkland is known for its adherence to manufacturing standards. However, potential drawbacks include the presence of softgel capsules which may not be suitable for vegans or those with certain dietary restrictions, as they often contain gelatin. Additionally, excessive intake of vitamin D can lead to toxicity, so consumers should ensure they are not exceeding recommended daily values. Overall, this product can be a healthy choice for those needing an efficient vitamin D source, particularly in areas with low sunlight exposure, but it is advisable for individuals to consult with their healthcare provider to assess their specific needs.

KIRKLAND Vitamin D 393914 Editorial Review

Kirkland Signature Extra Strength D3 50 mcg., 600 Softgels (4 Pack) provides a powerful dose of Vitamin D, which is essential for immune health and supporting bone strength. With a softgel form that is easy to swallow, this product is designed specifically for adults who benefit from enhanced Vitamin D intake. Additionally, its multi-colored packaging adds a vibrant touch. Users appreciate the significant quantity of 600 softgels to last them for a while, ensuring they consistently receive their needed dosage. The supplement is unflavored, making it a neutral choice for those sensitive to flavors, further enhancing its appeal in daily health routines.

Customer Reviews & Ratings

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Pros

  • Easy-to-swallow softgel form
  • Supports immune health and bone strength
  • Large count of 600 softgels
  • Unflavored for a neutral consumption experience
  • Suitable for adult use

Cons

  • Not suitable for those with softgel allergies

Platform Trust & Buyer Confidence

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4.2/5 9477 reviews
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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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Hazel
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
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Opaleye
Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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Adele
Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XPF 9533

Order now and get it around Thursday, October 15

QTY:

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Features & Benefits

  • Supports healthy bones, teeth, and muscles.
  • Boosts immune system health.
  • Contains 2000 IU of Vitamin D3 per dose.
  • Preferred form of vitamin D for your body.
  • Essential for overall health.
  • USP Verified for quality assurance.

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