Kirkland Extra Strength D3 50 mcg
Kirkland Signature Extra Strength Vitamin D3 2000 I.U. in a 600 softgel bottle offers an affordable and convenient way to supplement your vitamin D intake. The high-dose formulation is ideal for those needing extra vitamin D, though users who require lower doses might need an alternative option.
Where to Buy
| Retailer | Price | Last seen | Buy |
|---|---|---|---|
 Amazon Sold by METFOR | $9.00 | Jan 26, 2025, may have changed | Buy Now |
U Uber Eats Sold by Costco | $10.80 | Jun 24, 2024, may have changed | Buy Now |
P PE Marketplace | $12.51 | Aug 24, 2023, may have changed | Buy Now |
S Syessa | $12.99 | Feb 14, 2025, may have changed | Buy Now |
 Bonanza | $13.00 | Sep 15, 2022, may have changed | Buy Now |
Prices are collected from retailer listings; each row shows the date we last saw that price. Return and shipping terms are each store's standard policy from our retailer research (April 2026). Some products and categories have different terms, so check with the store before you buy.
Price history summary
Lowest new price we recorded at major retailers (Amazon, Walmart, Best Buy, Target, The Home Depot and Lowes) in the last 90 days: $8.21 at Amazon on Aug 16, 2026.
Every price we recorded over the last 12 months was $8.21. Based on 1 recorded price since Aug 16, 2026 for offers sold by these retailers themselves (not marketplace sellers). Summary as of Oct 14, 2026.
Product Score
Calculated by ShopSavvy from the professional reviews and customer ratings we collected for this product.
Why this score?
### Kirkland Signature Extra Strength Vitamin D3 2000 I.U. 600 Softgels - Product Overview **Product Title:** Kirkland Signature Extra Strength Vitamin D3 2000 I.U. 600 Softgels, Bottle **Average Rating:** 4.79 / 5 **Total Ratings:** 100 - **5 Stars:** 85 - **4 Stars:** 11 - **3 Stars:** 3 - **2 Stars:** 0 - **1 Star:** 1 ### Customer Feedback #### Positive Reviews 1. **Sherry M. – 5 Stars** - **Headline:** Great Value - **Review:** "I was hesitant of purchasing the large quantity, considering I take only one a day. There's not much to say.... a pill is a pill. I did not have any issues with the pills staying fresh or dissolving or sticking together over time. They have maintained and improved my Vitamin D levels and made my physician very happy. I purchased a second bottle and just received them. Great value. I'll continue to order from this Amazon vendor." - **[Read More](https://www.amazon.com/gp/customer-reviews/R21CJC6F4PUAD4/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 2. **Chell Gibbs – 5 Stars** - **Headline:** Vitamin D3 - **Review:** "Gotta have my D3 vitamins! Easy to take. Love this product. Thanks." - **[Read More](https://www.amazon.com/gp/customer-reviews/R3EAUNMBHWVZ58/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 3. **Lucia Dalia – 5 Stars** - **Headline:** Perfect - **Review:** "Very well." - **[Read More](https://www.amazon.com/gp/customer-reviews/R211FTSJ2LNLJ1/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 4. **Deb N. – 5 Stars** - **Headline:** Product arrived on time - **Review:** "Very pleased with the product, good quality and a good value for the money." - **[Read More](https://www.amazon.com/gp/customer-reviews/RTD1QLSQU6KG9/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 5. **Placeholder – 5 Stars** - **Headline:** Good item - **Review:** "I like that they are small and there’s a lot of them and I always get a good deal. I definitely recommend them." - **[Read More](https://www.amazon.com/gp/customer-reviews/R1NGNTWVMJPX2X/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** #### Mixed Reviews 1. **dawn m wilson – 2 Stars** - **Headline:** pills all stuck together - **Review:** "Pills were all stuck together like the bottle was exposed to high temp or dampness. Very difficult to get pills apart. Not worth it." - **[Read More](https://www.amazon.com/gp/customer-reviews/R33G7ESC13CZ25/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 2. **The Bad Person – 3 Stars** - **Headline:** My Vit D Level has Dropped on These - **Review:** "My Vit D level has dropped since switching to this brand so I'm not so sure how good it is. I may go back to Nature Made." - **[Read More](https://www.amazon.com/gp/customer-reviews/R1OW00K8JC0O4P/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 3. **Larry Clair – 3 Stars** - **Headline:** Is it really working - **Review:** "Easy to swallow. Following advice of doctors. Is it really working?" - **[Read More](https://www.amazon.com/gp/customer-reviews/RTGG871O5DR48/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** #### Negative Reviews 1. **Amazon Customer – 1 Star** - **Headline:** DO NOT BUY!! CONTAINS PORK/PORCINE GELATIN, NOT BEEF/BOVINE GELATIN AS ADVERTISED!! - **Review:** "I received this product and realized it contains PORCINE (PIG/PORK) GELATIN!!! I AM INFURIATED AND DISGUSTED AS A MUSLIM WOMAN AS I HAVE BEEN PUTTING THIS POISON INTO MY BODY." - **[Read More](https://www.amazon.com/gp/customer-reviews/R1INQ64Y6CX6RK/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 2. **Mary Connolly – 2 Stars** - **Headline:** Broken cap - **Review:** "Cap of bottle was broken when it was delivered." - **[Read More](https://www.amazon.com/gp/customer-reviews/RAT4LF0T3IE9F/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** ### Conclusion The Kirkland Signature Extra Strength Vitamin D3 2000 I.U. has a strong overall rating, with many users praising its value and effectiveness in maintaining vitamin D levels. However, there are occasional reports of product quality issues (sticking pills) and concerns over ingredient accuracy, particularly regarding gelatin sources. Customers also noted variations in pricing compared to purchasing directly from Costco.
Score
### Kirkland Signature Extra Strength Vitamin D3 2000 I.U. 600 Softgels - Product Overview **Product Title:** Kirkland Signature Extra Strength Vitamin D3 2000 I.U. 600 Softgels, Bottle **Average Rating:** 4.79 / 5 **Total Ratings:** 100 - **5 Stars:** 85 - **4 Stars:** 11 - **3 Stars:** 3 - **2 Stars:** 0 - **1 Star:** 1 ### Customer Feedback #### Positive Reviews 1. **Sherry M. – 5 Stars** - **Headline:** Great Value - **Review:** "I was hesitant of purchasing the large quantity, considering I take only one a day. There's not much to say.... a pill is a pill. I did not have any issues with the pills staying fresh or dissolving or sticking together over time. They have maintained and improved my Vitamin D levels and made my physician very happy. I purchased a second bottle and just received them. Great value. I'll continue to order from this Amazon vendor." - **[Read More](https://www.amazon.com/gp/customer-reviews/R21CJC6F4PUAD4/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 2. **Chell Gibbs – 5 Stars** - **Headline:** Vitamin D3 - **Review:** "Gotta have my D3 vitamins! Easy to take. Love this product. Thanks." - **[Read More](https://www.amazon.com/gp/customer-reviews/R3EAUNMBHWVZ58/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 3. **Lucia Dalia – 5 Stars** - **Headline:** Perfect - **Review:** "Very well." - **[Read More](https://www.amazon.com/gp/customer-reviews/R211FTSJ2LNLJ1/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 4. **Deb N. – 5 Stars** - **Headline:** Product arrived on time - **Review:** "Very pleased with the product, good quality and a good value for the money." - **[Read More](https://www.amazon.com/gp/customer-reviews/RTD1QLSQU6KG9/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 5. **Placeholder – 5 Stars** - **Headline:** Good item - **Review:** "I like that they are small and there’s a lot of them and I always get a good deal. I definitely recommend them." - **[Read More](https://www.amazon.com/gp/customer-reviews/R1NGNTWVMJPX2X/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** #### Mixed Reviews 1. **dawn m wilson – 2 Stars** - **Headline:** pills all stuck together - **Review:** "Pills were all stuck together like the bottle was exposed to high temp or dampness. Very difficult to get pills apart. Not worth it." - **[Read More](https://www.amazon.com/gp/customer-reviews/R33G7ESC13CZ25/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 2. **The Bad Person – 3 Stars** - **Headline:** My Vit D Level has Dropped on These - **Review:** "My Vit D level has dropped since switching to this brand so I'm not so sure how good it is. I may go back to Nature Made." - **[Read More](https://www.amazon.com/gp/customer-reviews/R1OW00K8JC0O4P/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 3. **Larry Clair – 3 Stars** - **Headline:** Is it really working - **Review:** "Easy to swallow. Following advice of doctors. Is it really working?" - **[Read More](https://www.amazon.com/gp/customer-reviews/RTGG871O5DR48/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** #### Negative Reviews 1. **Amazon Customer – 1 Star** - **Headline:** DO NOT BUY!! CONTAINS PORK/PORCINE GELATIN, NOT BEEF/BOVINE GELATIN AS ADVERTISED!! - **Review:** "I received this product and realized it contains PORCINE (PIG/PORK) GELATIN!!! I AM INFURIATED AND DISGUSTED AS A MUSLIM WOMAN AS I HAVE BEEN PUTTING THIS POISON INTO MY BODY." - **[Read More](https://www.amazon.com/gp/customer-reviews/R1INQ64Y6CX6RK/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** 2. **Mary Connolly – 2 Stars** - **Headline:** Broken cap - **Review:** "Cap of bottle was broken when it was delivered." - **[Read More](https://www.amazon.com/gp/customer-reviews/RAT4LF0T3IE9F/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00EXPV502)** ### Conclusion The Kirkland Signature Extra Strength Vitamin D3 2000 I.U. has a strong overall rating, with many users praising its value and effectiveness in maintaining vitamin D levels. However, there are occasional reports of product quality issues (sticking pills) and concerns over ingredient accuracy, particularly regarding gelatin sources. Customers also noted variations in pricing compared to purchasing directly from Costco.
Pros
- •Provides an affordable and effective source of vitamin D3.
- •Comes in a large bottle with 600 softgels, offering a lengthy supply.
- •Small, easy-to-swallow softgels.
- •Each softgel contains 2000 I.U. of vitamin D3, a higher dosage for those requiring increased vitamin intake.
Cons
- •Some users might find the dosage too high if they only need a small amount of vitamin D.
- •Occasionally, users may experience stomach discomfort if taken on an empty stomach.
Bottom Line
Kirkland Signature Extra Strength Vitamin D3 2000 I.U. in a 600 softgel bottle offers an affordable and convenient way to supplement your vitamin D intake. The high-dose formulation is ideal for those needing extra vitamin D, though users who require lower doses might need an alternative option.
What Reviewers Are Saying
Professional Reviews
Discussion
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