--- product_id: 253352590 title: "B-100 Complex Prolonged Release | High Potency Vitamin B Complex with B1, B2, B6, B12, Biotin & Folate for Nervous System & Energy Support | 60 Tablets" brand: "21st century" price: "€ 43.32" currency: EUR in_stock: true reviews_count: 8 category: "21st Century" url: https://www.desertcart.es/products/253352590-b-100-complex-prolonged-release-high-potency-vitamin-b-complex store_origin: ES region: Spain --- # Prolonged release for steady nutrient delivery Gluten-free, clean formula High potency B-complex blend B-100 Complex Prolonged Release | High Potency Vitamin B Complex with B1, B2, B6, B12, Biotin & Folate for Nervous System & Energy Support | 60 Tablets **Brand:** 21st century **Price:** € 43.32 **Availability:** ✅ In Stock ## Summary > ⚡ Power your productivity with steady, clean energy! ## Quick Answers - **What is this?** B-100 Complex Prolonged Release | High Potency Vitamin B Complex with B1, B2, B6, B12, Biotin & Folate for Nervous System & Energy Support | 60 Tablets by 21st century - **How much does it cost?** € 43.32 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/253352590-b-100-complex-prolonged-release-high-potency-vitamin-b-complex) ## Best For - 21st century enthusiasts ## Why This Product - Trusted 21st century brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clean & Safe Daily Use:** Gluten-free and unflavored for pure, worry-free supplementation - • **Sustained Energy Boost:** Slow-release formula powers your day without crashes - • **Highly Rated & Reliable:** 4.7-star rating from 774 users—join the wellness community thriving on B-100 Complex - • **Trusted Quality & Convenience:** 60 caplets per bottle with premium finish, easy to maintain regimen - • **Comprehensive B Vitamin Support:** Includes B1, B2, B6, B12, Biotin & Folate for full-spectrum nervous system care ## Overview B-100 Complex Prolonged Release delivers a high potency blend of essential B vitamins including B1, B2, B6, B12, Biotin, and Folate in a slow-release caplet form. Designed for adults seeking sustained nervous system and energy support, this gluten-free, unflavored supplement offers 60 easy-to-take tablets per bottle. With a 4.7-star rating from over 700 users, it’s a trusted choice for daily wellness and energy management. ## Description Prolonged release vitamins slowly release nutrients into the body over an extended period of time Review: Good product - Good B vitamins complex Review: 👍 - Good that i can order this product here it doesnt take long time to deliver ## Features - Premium finish - Easy to maintain - It is safe for daily use - Good Quality ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0007PQAPM | | Age Range Description | Adult | | Allergen Information | Gluten Free | | Best Sellers Rank | #43,516 in Health ( See Top 100 in Health ) #420 in Vitamin B Supplements | | Brand | 21st Century | | Brand Name | 21st Century | | Color | tan | | Customer Reviews | 4.7 out of 5 stars 774 Reviews | | Diet Type | Gluten Free | | Diet type | Gluten Free | | Dosage Form | Caplet | | Flavor | Unflavored | | Flavour | Unflavored | | Global Trade Identification Number | 00740985222829 | | Item Dimensions | 6 x 4.4 x 9.5 centimeters | | Item Form | Caplet | | Item Weight | 104 g | | Item form | Caplet | | Manufacturer | 21st Century | | Manufacturer Part Number | 22282 | | Material Type Free | en_AE | | Model Name | CENTURY B Complex | | Model Number | 22282 | | Number of Items | 60 | | Primary Supplement Type | B-Complex | | Primary supplement type | B-Complex | | Product Benefits | Energy Management | | Product benefits | Energy Management | | Specific Uses For Product | Laboratory | | UPC | 740985222829 | | Unit Count | 60 Count | ## Product Details - **Brand:** 21st Century - **Diet type:** Gluten Free - **Flavour:** Unflavored - **Item form:** Caplet - **Primary supplement type:** B-Complex ## Images ![B-100 Complex Prolonged Release | High Potency Vitamin B Complex with B1, B2, B6, B12, Biotin & Folate for Nervous System & Energy Support | 60 Tablets - Image 1](https://m.media-amazon.com/images/I/71EcDGqO8NL.jpg) ## Questions & Answers **Q: Are they easy to swallow? Are the capsules?** A: I do use these. They are not capsules, but I don't have any problems swallowing them. My multivitamin is twice as big :) **Q: Keep in refrigerator? i live in a very humid house, no a/c. different brand deteriorated before expiration date.** A: It won't hurt it to be refrigerated ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good product *by I***. on 15 April 2023* Good B vitamins complex ### ⭐⭐⭐⭐⭐ 👍 *by E***A on 23 September 2021* Good that i can order this product here it doesnt take long time to deliver ### ⭐ Low quality *by V***R on 5 June 2023* Low quality ingredients and no effect ## Frequently Bought Together - 21st Century B 100 Complex Prolonged Release Caplets, 60 Count (Pack of 1) - 21st Century Slow Release Iron Tablets, 60 Count - 21st Century Zinc 50 Mg (Chelated) Tablets, 110 Count (Pack of 1) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.es/products/253352590-b-100-complex-prolonged-release-high-potency-vitamin-b-complex](https://www.desertcart.es/products/253352590-b-100-complex-prolonged-release-high-potency-vitamin-b-complex) --- *Product available on Desertcart Spain* *Store origin: ES* *Last updated: 2026-07-07*