--- product_id: 5599909 title: "Superior Source Vitamin K2 500 mcg MK-4 - Bone Strength & Health Support Supplement - Vitamin K Supplement Aids Soft Tissue Health & Calcium Absorption - 60 Sublingual Dissolving Tablets" brand: "superior source" price: "€ 43.44" currency: EUR in_stock: true reviews_count: 8 category: "Superior Source" url: https://www.desertcart.be/products/5599909-superior-source-vitamin-k2-500-mcg-mk-4-bone-strength store_origin: BE region: Belgium --- # Gluten-free formula 500 mcg MK-4 potency Sublingual fast dissolve Superior Source Vitamin K2 500 mcg MK-4 - Bone Strength & Health Support Supplement - Vitamin K Supplement Aids Soft Tissue Health & Calcium Absorption - 60 Sublingual Dissolving Tablets **Brand:** superior source **Price:** € 43.44 **Availability:** ✅ In Stock ## Summary > 💥 Unlock Bone Power & Vitality in Seconds! ## Quick Answers - **What is this?** Superior Source Vitamin K2 500 mcg MK-4 - Bone Strength & Health Support Supplement - Vitamin K Supplement Aids Soft Tissue Health & Calcium Absorption - 60 Sublingual Dissolving Tablets by superior source - **How much does it cost?** € 43.44 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/5599909-superior-source-vitamin-k2-500-mcg-mk-4-bone-strength) ## Best For - superior source enthusiasts ## Why This Product - Trusted superior source brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clean & Pure Formula:** Gluten-free and unflavored, designed for sensitive, health-conscious professionals. - • **Compact & Convenient:** Small, easy-to-take tablets perfect for busy lifestyles—support your health anytime, anywhere. - • **Rapid Absorption Power:** Sublingual tablets dissolve instantly for quick vitamin uptake, bypassing the liver for maximum efficiency. - • **Trusted Legacy Since 1998:** Family-owned Superior Source ensures premium quality with decades of expertise in sublingual vitamins. - • **Optimal Bone & Cardiovascular Support:** 500 mcg of Vitamin K2 MK-4 to enhance calcium absorption and promote strong bones and healthy arteries. ## Overview Superior Source Vitamin K2 500 mcg MK-4 delivers a potent, fast-absorbing sublingual formula designed to support bone density, cardiovascular health, and calcium metabolism. With 60 gluten-free, quick-dissolving tablets, this trusted supplement from a family-owned brand since 1998 fits seamlessly into the busy professional’s wellness routine. ## Description Buy Superior Source Vitamin K2 500 mcg MK-4 - Bone Strength & Health Support Supplement - Vitamin K Supplement Aids Soft Tissue Health & Calcium Absorption - 60 Sublingual Dissolving Tablets on desertcart.com ✓ FREE SHIPPING on qualified orders Review: Best K2 - Superior Source is a great company if you haven't heard of them before. I've been using them for a few years as they offer excellent customer service, and the ingredients in their sublingual tablets enters directly into the blood. Bypassing the liver. The body can utilize the vitamin quicker and more efficiently. This is an excellent, high-quality MK-4 product. It's a good dosage, and I use it daily for bone density, cardiovascular health, and longevity, especially when I'm taking Vitamin D3. These instant dissolve tablets are gone in just a few seconds under the tongue (the best method) and are semi-sweet and good tasting. Review: Happy Gal! - I am so glad I received my order from Superior Source for the K2-K4. I read articles a few days ago about the benefit of K4 that I was not informed about. I have taken my first 2 doses and going to stick with the product due to the benefits to my health and bones! It is a small tablet, and dissolves in my mouth quickly. ## Features - About Us: Superior Source has been formulating sublingual vitamins since 1998 in our family-owned manufacturing facility ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B006607OIE | | Age Range Description | Adult | | Allergen Information | Gluten Free | | Best Sellers Rank | #68,954 in Health & Household ( See Top 100 in Health & Household ) #20 in Vitamin K1 Supplements #3,281 in Sales & Deals | | Brand | Superior Source | | Brand Name | Superior Source | | Color | No Color | | Customer Reviews | 4.6 out of 5 stars 272 Reviews | | Diet Type | Gluten Free | | Dosage Form | Tablet | | Flavor | Unflavored | | Global Trade Identification Number | 00076635904105 | | Item Dimensions | 1.44 x 1.44 x 2.38 inches | | Item Form | Tablet | | Item Weight | 22.68 g | | Manufacturer | Superior Source | | Manufacturer Part Number | 90410 | | Model Name | Superior Source Vitamin K 2 Mk ' Menaquinone Mcg Quick Dissolve Sublingual Tablets 60 Count | | Model Number | 90410 | | Number of Items | 1 | | Primary Supplement Type | Vitamin K2 | | Product Benefits | Bone Health Support | | Specific Uses For Product | Bone | | UPC | 076635904105 | | Unit Count | 60 Count | ## Product Details - **Brand:** Superior Source - **Diet Type:** Gluten Free - **Flavor:** Unflavored - **Item Form:** Tablet - **Primary Supplement Type:** Vitamin K2 ## Images ![Superior Source Vitamin K2 500 mcg MK-4 - Bone Strength & Health Support Supplement - Vitamin K Supplement Aids Soft Tissue Health & Calcium Absorption - 60 Sublingual Dissolving Tablets - Image 1](https://m.media-amazon.com/images/I/81+u3LvE+5L.jpg) ## Questions & Answers **Q: Natural or synthetic MK-4? Do you know where this mk-4 is sourced from? Natural, synthetic? And if either what do they make it from? Thanks!** A: MK-4 is not synthetic it comes from heathy animals. MK-7 is synthetic and/or comes from natto soybean which is an endocrine disruptor and causes cancer in many people. Do your research because MK-7 is not the natural form as claimed to be **Q: Is this soy free?** A: I do no know sorry **Q: Whst is better the mk-7 or k1,k2/4,k2/7?** A: It really depends on the individual -- I did not do well with K7 -- I have not problem with K2 however - you may find more info by googleling your question **Q: Is it vegetarian?** A: They contain vitamin K-2, stevia, and lactose (milk sugar), so not vegan but vegetarian. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Best K2 *by V***D on June 25, 2025* Superior Source is a great company if you haven't heard of them before. I've been using them for a few years as they offer excellent customer service, and the ingredients in their sublingual tablets enters directly into the blood. Bypassing the liver. The body can utilize the vitamin quicker and more efficiently. This is an excellent, high-quality MK-4 product. It's a good dosage, and I use it daily for bone density, cardiovascular health, and longevity, especially when I'm taking Vitamin D3. These instant dissolve tablets are gone in just a few seconds under the tongue (the best method) and are semi-sweet and good tasting. ### ⭐⭐⭐⭐⭐ Happy Gal! *by M***Y on February 7, 2025* I am so glad I received my order from Superior Source for the K2-K4. I read articles a few days ago about the benefit of K4 that I was not informed about. I have taken my first 2 doses and going to stick with the product due to the benefits to my health and bones! It is a small tablet, and dissolves in my mouth quickly. ### ⭐⭐⭐⭐⭐ I like it *by M***J on May 21, 2026* I like the Dissolve under tongue ## Frequently Bought Together - Superior Source Vitamin K2 500 mcg MK-4 - Bone Strength & Health Support Supplement - Vitamin K Supplement Aids Soft Tissue Health & Calcium Absorption - 60 Sublingual Dissolving Tablets - Superior Source Vitamin D3 5000 IU - Offers Immune System, Brain & Nervous System Support - Aids Calcium Absorption for Teeth & Bone Health - Bariatric Friendly - 100 Sublingual Dissolving Tablets - Superior Source No Shot Methylcobalamin B-12 1,000 mcg - Vitamin B-12 to Support Energy Production, Brain Health & Overall Wellness - Sublingual Tablets for Rapid Absorption - 60 Dissolving Tablets --- ## 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.be/products/5599909-superior-source-vitamin-k2-500-mcg-mk-4-bone-strength](https://www.desertcart.be/products/5599909-superior-source-vitamin-k2-500-mcg-mk-4-bone-strength) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-07-05*