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Item #:
29575102
21st Century B-12 1000Mcg Prolonged Release Tablets 110 Count (2 Pack)
90% of respondents would recommend this to a friend
Item #:
29575102
GBP 20
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What Stands Out
High Dosage
Offers 1000 Mcg of Vitamin B-12 per tablet, ensuring optimal energy levels and cognitive support for individuals needing higher doses for deficiency or overall wellness.
Prolonged Release
Designed for gradual absorption, these tablets provide a sustained release of nutrients, maximizing effectiveness and minimizing digestive discomfort compared to standard B-12 supplements.
Value Pack
Includes 110 tablets in a convenient two-pack, providing a long-lasting supply that offers excellent value for money while keeping your health routine consistent.
Product Details
| Product Dimensions | 6 x 4 x 4 inches (15.2 x 10.2 x 10.2 cm); 5.12 ounces (145.15 grams) |
| Item model number | TW21104 |
| Date First Available | May 3, 2016 |
| Manufacturer | 21St Century Healthcare |
| Brand Name | Xllent |
| Item Form | Tablet |
| Primary Supplement Type | Vitamin B12 |
| Diet Type | Gluten Free |
| Flavor | Unflavored |
| Product Benefits | Energy Health Support |
| Age Range Description | Adult |
| Number of Items | 110 |
| Container Type | Bottle |
| Dosage Form | Tablet |
| Supplement Formulation | Individual Supplement |
| Dose Release Method | Prolonged Release |
| Model Number | TW21104 |
| Manufacturer Part Number | TW21104 |
| Unit Count | 220 Count |
| Item Weight | 5.12 ounces (145.15 grams) |
| Item Dimensions | 6 x 4 x 4 inches (15.2 x 10.2 x 10.2 cm) |
| Allergen Information | Gluten Free |
Who Should Buy?
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Vegetarian Dieters
Ideal for vegetarians needing B-12 supplementation due to limited dietary sources of this essential vitamin.
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Energy Seekers
Beneficial for individuals experiencing fatigue who want to boost their energy levels naturally through B-12.
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Older Adults
Recommended for seniors who may have reduced absorption of B-12 from food as they age.
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Allergy-Prone Users
Not suitable for individuals allergic to any ingredients; check the label before use.
Product Description
21st Century B-12 1000Mcg Prolonged Release Tablets 110 Count (2 Pack)
Dietary Supplement Disclaimer
Statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
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Customer Questions & Answers
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How to Shop 21st Century B-12 1000Mcg Prolonged Release Tablets Online From Ubuy?
Answer: It’s easy to shop 21st Century B-12 1000Mcg Prolonged Release Tablets online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location. -
Question:
Is 21st Century B-12 1000Mcg Prolonged Release Tablets Available to Shop Online in Jersey?
Answer: Yes, at Ubuy Jersey this product is available for you to shop at a reasonable price. The 21st Century B-12 1000Mcg Prolonged Release Tablets is not available locally but you can trust us with our express shipping services. -
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How Long Does It Take to Get Product After Placing the Order?
Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.
Nutritionist's Take
The 21st Century B-12 1000Mcg Prolonged Release Tablets are designed to provide a high dose of Vitamin B12, which is essential for energy production, nerve function, and red blood cell formation. Many nutritionists appreciate that these tablets offer a prolonged release formula, potentially improving absorption and maintaining more consistent levels of B12 in the bloodstream throughout the day. However, some nutrition experts caution that not everyone may need such high doses, particularly individuals who consume adequate amounts of B12-rich foods like meat, fish, and dairy. The ingredient quality appears to be standard; however, potential drawbacks include reliance on synthetic sources of B12, which may not be optimal for all individuals, especially those with specific dietary restrictions, such as vegans. Overall, for those with confirmed deficiencies or increased needs, this product can be beneficial, but it is advisable to consult with a healthcare professional before starting any new supplement regimen.
Xllent B12 TW21104 Editorial Review
The 21st Century B-12 1000Mcg Prolonged Release Tablets are a popular choice for individuals looking to supplement their B-12 intake. These tablets are specially formulated to provide a prolonged release of the vitamin, ensuring maximum absorption by the body. Customers have praised the convenience of the 110-count 2 pack, which provides a long-lasting supply. The tablets are also easy to swallow, making them suitable for individuals of all ages. With its high quality and reasonable price, the 21st Century B-12 1000Mcg Prolonged Release Tablets are a great option for those in need of a B-12 supplement.
Customer Reviews & Ratings
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Pros
- Prolonged release formula for maximum absorption
- Convenient 110-count 2 pack
- Easy to swallow tablets
- Suitable for all ages
Platform Trust & Buyer Confidence
FK
Fatuma
Verified buyer
“My experience was great I really liked the fact that i get my order delivered within the days promised. The packaging , the product, shipment everything was so good, trustworthy and fast. Definitely will shop again”
28 October 2026 · via Trustpilot
JC
Jane
Verified buyer
“Very easy to order. The product was good quality. The delivery service was excellent, updates given so you knew what was happening.”
30 October 2026 · via Trustpilot
R
Roman
Verified buyer
“Good experience The product I ordered came as expected. What most impressed me in dealing with Ubuy is the communication and updates I received through the process. I knew exactly where and when my item was at all times until delivery. Well done!”
31 October 2026 · via Trustpilot
SH
SJ Hong
Verified buyer
“The package came very quickly and the shipping fee was extremely reasonable! Overall, the service as well as my experience of ordering from Ubuy was a very pleasant experience! Thank you so much!”
31 October 2026 · via Trustpilot
SH
Szilvia
Verified buyer
“Great service. Ordered an item coming from the USA which wasn't available in Ireland or even for delivery from the retailer and it had arrived within a few days. Very happy with the product and the service.”
31 October 2026 · via Trustpilot
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GBP 20
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