10 Best K2 Supplement of 2026

Last updated on 04/02/2026
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Best Choice
1
9.9
Exceptional
Sports Research® Vitamin D3 + K2 w/ Coconut Oil - Vegan Vitamin D 5000iu & Mk7 Vitamin K 100mcg for Bone & Immune Support - Vegan Certified · Non-GMO · Soy Free - 60 Softgels
Sports Research

Sports Research® Vitamin D3 + K2 w/ Coconut Oil - Vegan Vitamin D 5000iu & Mk7 Vitamin K 100mcg for Bone & Immune Support - Vegan Certified · Non-GMO · Soy Free - 60 Softgels

Why we love it
  • Plant-based and vegan-friendly.
  • Supports stronger bones and immunity.
  • Quality tested for your safety.
Main Highlights
  • D3 + K2 – TEAMWORK THAT MATTERS: Vitamins D3 and K2 work synergistically to support strong bones, immune health, and proper calcium metabolism.* D3 helps your body absorb calcium, while K2 (as MK-7) guides it to the bones where it belongs.* Together, they form a powerful combo for total-body wellness.*
  • PLANT-BASED, VEGAN-FRIENDLY FORMULA: Our D3 + K2 supplement uses vegan D3 (cholecalciferol) sourced from lichen and K2 (MK-7) derived from fermented chickpeas, with coconut MCT oil added to support optimal nutrient absorption.* No animal ingredients, ever—just effective, science-backed support.*
  • ONCE-A-DAY IMMUNE & BONE SUPPORT: Each easy-to-swallow softgel delivers 125 mcg (5000 IU) of vegan D3 and 100 mcg of K2 (MK-7)—the most bioavailable form of K2. Just one softgel per day helps promote bone health, immune support, and cardiovascular health in both women and men.*
  • CERTIFIED CLEAN & QUALITY TESTED: Our vitamin D3 and K2 formula is Vegan Certified, Non-GMO Project Verified, and free of carrageenan, gluten, soy, and artificial fillers. Each batch is 3rd-party tested and manufactured in the USA in a cGMP-compliant facility—because your health deserves the highest standard.
  • NUTRITION YOU CAN TRUST: At Sports Research, we craft supplements with ingredients you recognize and results you can feel. Our D3 + K2 softgels deliver plant-based purity, clinical strength, and real transparency, helping you live brighter every day—naturally.*
9.9
Exceptional
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🛡️Trusted by 100M+ UsersWhy?
Best Value
2
9.7
Exceptional
Pure Encapsulations Vitamin D3 & K2 - Bone & Vascular Health Support - Immune Function Support* - Gluten Free - Non-GMO - 120 Capsules
Pure Encapsulations

Pure Encapsulations Vitamin D3 & K2 - Bone & Vascular Health Support - Immune Function Support* - Gluten Free - Non-GMO - 120 Capsules

Why we love it
  • Supports healthy bone health.
  • Promotes arterial calcium balance.
  • Free from harmful additives.
Main Highlights
  • Supports Bone Strength: Pure Encapsulations Vitamin D3 & K2 helps maintain strong bones by aiding healthy calcium absorption and utilization*
  • Vascular Health Support: Vitamin K2 works with D3 to support arterial flexibility and healthy calcium distribution in blood vessels*
  • Immune Function Support: Delivers 4,000 IU of vitamin D3 to help support the immune system and seasonal wellness*
  • Pure Quality: Made with premium ingredients sourced from trusted suppliers, our Vitamin D3 & K2 capsules are carefully manufactured and tested for purity and potency
  • Pure Difference: What we leave out matters, too; Pure Encapsulations products are free from common allergens, artificial or unnecessary ingredients, and GMOs
9.7
Exceptional
Amazon Logo
3
9.5
Superb
Sports Research Vitamin K2 as MK-7 100mcg with Coconut MCT Oil - 120 Veggie Softgels (4 Month Supply) Vegan Certified, Non-GMO Verified, Gluten & Soy Free
Sports Research

Sports Research Vitamin K2 as MK-7 100mcg with Coconut MCT Oil - 120 Veggie Softgels (4 Month Supply) Vegan Certified, Non-GMO Verified, Gluten & Soy Free

Why we love it
  • Strong bone and heart support.
  • Plant-based and vegan-friendly.
  • Quality ingredients with third-party testing.
Main Highlights
  • STRONG SUPPORT FOR A STRONGER YOU: Vitamin K2 is one of the biggest supporters of bone and cardiovascular health. This micronutrient is essential in moving calcium out of your bloodstream and into your bones, helping you build bone density and cardiovascular health.*
  • ONE-A-DAY FORMULA: Just one easy-to-swallow vegan softgel provides 100mcg of Vitamin K2 as Menaquinone-7 (MK7) - the most bioavailable form of K2. This micronutrient is essential in moving calcium out of your bloodstream and into your bones, providing strong support for a stronger you.
  • PLANT BASED INGREDIENTS: Instead of sourcing our Vitamin K2 from soy like other brands, we source our K-2 from only fermented chickpeas and encapsulate it in our trademark, carrageenan-free PlantGel softgel. NOTE: Our K2 softgels now contain a UV-protecting color barrier to help shield the K2 from light degradation.
  • COCONUT MCT OIL: K2 delivers the best benefits when taken with food or another source of fat, which is why we add the quality fats found in coconut MCT oil to our vegan softgels to help ensure you get the most from your K2 supplement. *
  • SUPERIOR QUALITY: We hold all of our supplements to a higher standard. Our K2 vitamin supplement is Vegan Certified, Non-GMO Project Verified, and free of unwanted fillers, carrageenan, gluten, and soy. Each batch is third-party tested for quality and manufactured in the USA in a cGMP-compliant facility.
9.5
Superb
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4
9.3
Superb
THORNE - Vitamin K - Vitamins K1 and K2 (as MK-4 and MK-7) Capsule Supplement - Supports Strong Bones* - Clinically Studied Ingredients - Third-Party Certified - Gluten, Dairy & Soy-Free - 60 Capsules
THORNE

THORNE - Vitamin K - Vitamins K1 and K2 (as MK-4 and MK-7) Capsule Supplement - Supports Strong Bones* - Clinically Studied Ingredients - Third-Party Certified - Gluten, Dairy & Soy-Free - 60 Capsules

9.3
Superb
Amazon Logo
5
9.1
Superb
InnovixLabs Full Spectrum Vitamin K2-90 Softgels with 600 mcg of Trans Form MK7 and MK4 - Supports General Health and Bone Strength - Soy and Gluten Free K2 Vitamin Supplement
InnovixLabs

InnovixLabs Full Spectrum Vitamin K2-90 Softgels with 600 mcg of Trans Form MK7 and MK4 - Supports General Health and Bone Strength - Soy and Gluten Free K2 Vitamin Supplement

Why we love it
  • Promotes healthy bones and arteries.
  • Easily absorbed for maximum benefits.
  • Third-party tested for quality assurance.
Main Highlights
  • Full Spectrum K2 Supplement with both essential forms of K2 MK4 and MK7 in a balanced ratio designed to promote healthy bones arteries and brain function by supporting calcium transport into bones instead of soft tissues
  • Easily Absorbed with bioactive TRANS forms of vitamin K2 MK7 and MK4 that are easily absorbed by your body for maximum benefits
  • Powerful Vitamin MK4 supports normal cognitive health with MK4 vitamin K2 an essential nutrient naturally found in the brain fetus and breast milk known to support brain function and a developing fetus
  • Third-Party Tested with all batches of our K2 vitamins undergoing rigorous third-party testing for purity potency and freshness and encapsulated tested and bottled in a cGMP certified facility in California for quality and reliability
  • We Care About You with our plant-based K2 vitamin being easy to swallow allergen friendly and backed by exceptional customer service We prioritize your health and strive to provide high-quality vitamin K2 supplements that support your overall wellbeing
9.1
Superb
Amazon Logo
6
9.0
Superb
Sports Research® Vitamin K2 as MK-7 100mcg with Coconut MCT Oil - 60 Veggie Softgels (2 Month Supply) Vegan Certified, Non-GMO Verified, Gluten & Soy Free
Sports Research

Sports Research® Vitamin K2 as MK-7 100mcg with Coconut MCT Oil - 60 Veggie Softgels (2 Month Supply) Vegan Certified, Non-GMO Verified, Gluten & Soy Free

Why we love it
  • Supports bone density effectively.
  • Plant-based and vegan certified.
  • Enhanced absorption with coconut oil.
Main Highlights
  • STRONG SUPPORT FOR A STRONGER YOU: Vitamin K2 is one of the biggest supporters of bone and cardiovascular health. This micronutrient is essential in moving calcium out of your bloodstream and into your bones, helping you build bone density and cardiovascular health.*
  • ONE-A-DAY FORMULA: Just one easy-to-swallow vegan softgel provides 100mcg of Vitamin K2 as Menaquinone-7 (MK7) - the most bioavailable form of K2. This micronutrient is essential in moving calcium out of your bloodstream and into your bones, providing strong support for a stronger you.
  • PLANT BASED INGREDIENTS: Instead of sourcing our Vitamin K2 from soy like other brands, we source our K-2 from only fermented chickpeas and encapsulate it in our trademark, carrageenan-free PlantGel softgel. NOTE: Our K2 softgels now contain a UV-protecting color barrier to help shield the K2 from light degradation.
  • COCONUT MCT OIL: K2 delivers the best benefits when taken with food or another source of fat, which is why we add the quality fats found in coconut MCT oil to our vegan softgels to help ensure you get the most from your K2 supplement. *
  • SUPERIOR QUALITY: We hold all of our supplements to a higher standard. Our K2 vitamin supplement is Vegan Certified, Non-GMO Project Verified, and free of unwanted fillers, carrageenan, gluten, and soy. Each batch is third-party tested for quality and manufactured in the USA in a cGMP-compliant facility.
9.0
Superb
Amazon Logo
7
8.9
Excellent
Nutricost Vitamin K2 MK-7 100 mcg, 240 Softgels - Gluten Free and Non-GMO MK7
Nutricost

Nutricost Vitamin K2 MK-7 100 mcg, 240 Softgels - Gluten Free and Non-GMO MK7

Why we love it
  • High potency with each serving.
  • Convenient softgel form available.
  • Quality assured with FDA registration.
Main Highlights
  • Vitamin K2 MK-7 (Menaquinone-7) is the only active ingredient
  • 240 Servings of Vitamin K in Every Bottle
  • Softgels, Non-GMO, and Gluten Free
  • 100mcg of Vitamin K2 in every serving - 1 Serving: Just 1 Softgel
  • Made in a NSF Certified, GMP Compliant, FDA Registered Facility
8.9
Excellent
Amazon Logo
8
8.7
Excellent
Save 28%
Life Extension Super K, Vitamin K Supplement, 2000 Mcg Vitamin K and 1180 Mcg Vitamin K2, Heart Health, Once-Daily, 90 Softgels
Life Extension

Life Extension Super K, Vitamin K Supplement, 2000 Mcg Vitamin K and 1180 Mcg Vitamin K2, Heart Health, Once-Daily, 90 Softgels

28% Off
Why we love it
  • Supports heart and arterial health.
  • Maintains essential calcium balance.
  • Premium quality, non-GMO ingredients.
Main Highlights
  • Heart & arterial health — Numerous studies show that vitamin K supports heart and arterial health, with higher vitamin K2 intake being correlated with a healthy cardiovascular system.
  • Helps maintain calcium balance — Vitamin K helps you incorporate calcium into your bones. As a part of maintaining “calcium balance”, this process helps keep calcium out of your arteries.
  • Vitamin K1 + two forms of K2 — It’s hard to get enough vitamin K from your diet. Super K provides vitamin K1 and two forms of bioavailable K2 to help you get enough daily vitamin K!
  • Ingredients matter – We use the finest raw ingredients chosen for quality and purity. The majority of our products are non-GMO, gluten-free and manufactured in the USA with globally sourced ingredients, and a Certificate of Analysis is available for each.
  • Live your healthiest life - We believe the answers to a healthier life are within reach, and that scientific research is the key to getting us there. That’s why so many of our formulas feature specific ingredients and amounts based on scientific studies. 
8.7
Excellent
Save 28%
Amazon Logo
9
8.7
Excellent
Sports Research Vitamin K2 MK7 180mcg with Coconut Oil - 60 Veggie Softgels - Vegan Certified, Non-GMO Verified & Gluten-Free
Sports Research

Sports Research Vitamin K2 MK7 180mcg with Coconut Oil - 60 Veggie Softgels - Vegan Certified, Non-GMO Verified & Gluten-Free

Why we love it
  • Supports bone and cardiovascular health.
  • One easy, vegan softgel daily.
  • Plant-based ingredients for purity.
Main Highlights
  • STRONG SUPPORT FOR A STRONGER YOU: Vitamin K2 is one of the biggest supporters of bone and cardiovascular health. This micronutrient is essential in moving calcium out of your bloodstream and into your bones, helping you build bone density and cardiovascular health.*
  • ONE-A-DAY FORMULA: Just one easy-to-swallow vegan softgel provides 180mcg of Vitamin K2 as Menaquinone-7 (MK7) - the most bioavailable form of K2. This micronutrient is essential in moving calcium out of your bloodstream and into your bones, providing strong support for a stronger you.
  • PLANT BASED INGREDIENTS: Instead of sourcing our Vitamin K2 from soy like other brands, we source our K-2 from only fermented chickpeas and encapsulate it in our trademark, carrageenan-free PlantGel softgel. NOTE: Our K2 softgels now contain a UV-protecting color barrier to help shield the K2 from light degradation.
  • COCONUT MCT OIL: K2 delivers the best benefits when taken with food or another source of fat, which is why we add the quality fats found in coconut MCT oil to our vegan softgels to help ensure you get the most from your K2 supplement. *
  • SUPERIOR QUALITY: We hold all of our supplements to a higher standard. Our K2 vitamin supplement is Vegan Certified, Non-GMO Project Verified, and free of unwanted fillers, carrageenan, gluten, and soy. Each batch is third-party tested for quality and manufactured in the USA in a cGMP-compliant facility.
8.7
Excellent
Amazon Logo
10
8.7
Excellent
DEAL SUPPLEMENT Vitamin K2 Supplement 600mcg, 180 Coconut Oil Softgels | Full Spectrum High Absorption MK-7 & MK-4 Forms | Bone, Joint, & Immune Support – Non-GMO
DEAL SUPPLEMENT

DEAL SUPPLEMENT Vitamin K2 Supplement 600mcg, 180 Coconut Oil Softgels | Full Spectrum High Absorption MK-7 & MK-4 Forms | Bone, Joint, & Immune Support – Non-GMO

Why we love it
  • Triple strength for superior absorption.
  • Supports bone and heart health.
  • Convenient one-a-day softgel serving.
Main Highlights
  • Special Features – Triple strength vitamin K2 600mcg softgels, efficiently absorbed with a healthy virgin coconut oil liquid base, provides a more complete absorbing essential micronutrient that is made with two top-grade forms of K2 as MK-7 and MK-4.
  • Benefits & Use – Combining the fat-soluble vitamin K2 with pure coconut oil maximizes overall bioavailability, promotes greater benefits for bone strength, bone density, heart health, and calcium processing.
  • Dosage & Servings – Convenient one-a-day softgel serving size, each bottle contains 180 coconut oil softgels with the highest optimal dosage possible, delivers 600mcg of vitamin K2 per dose, lasts up to 180 days.
  • Purpose – Enjoy premium vitamin K2 supplements that combine both MK7 and MK4 forms, provides superior bioavailability and a longer half-life, an efficient way to overcome vitamin K2 deficiencies and replenish natural levels.
  • Quality Ensured – 3rd party lab tested, non-GMO ingredients. Made without gluten, dairy, eggs, peanuts, soy, wheat, & yeast.
8.7
Excellent
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Related Deals You Might Like for K2 Supplement

📊We scanned 463 products
🔍
We reviewed the most relevant K2 Supplement offers across Amazon and leading retailers, covering major brands and models. Our shortlist features trusted names like Sports Research, Pure Encapsulations, THORNE, InnovixLabs, Nutricost, Life Extension, DEAL SUPPLEMENT, known for dependable quality and smart design.
⭐
To determine today's best K2 Supplement, we analyzed 2316 real customer and expert reviews, focusing on satisfaction, real-world performance and long-term reliability. We also weigh each review's relevance, authenticity and freshness for a fair comparison.

Here's what we found:

🏆 #1
Sports Research® Vitamin D3 + K2 w/ Coconut Oil - Vegan Vitamin D 5000iu & Mk7 Vitamin K 100mcg for Bone & Immune Support - Vegan Certified · Non-GMO · Soy Free - 60 Softgels

Our overall winner is Sports Research® Vitamin D3 + K2 w/ Coconut Oil - Vegan Vitamin D 5000iu & Mk7 Vitamin K 100mcg for Bone & Immune Support - Vegan Certified · Non-GMO · Soy Free - 60 Softgels by Sports Research. It stands out for the right balance of quality, performance and value.

✨ What sets it apart:
✓Plant-based and vegan-friendly.
✓Supports stronger bones and immunity.
✓Quality tested for your safety.
💎 Best Value
Pure Encapsulations Vitamin D3 & K2 - Bone & Vascular Health Support - Immune Function Support* - Gluten Free - Non-GMO - 120 Capsules

The best value for most shoppers is Pure Encapsulations Vitamin D3 & K2 - Bone & Vascular Health Support - Immune Function Support* - Gluten Free - Non-GMO - 120 Capsules by Pure Encapsulations, with consistently high satisfaction across expert and customer reviews.

💰 Best Deal
Life Extension Super K, Vitamin K Supplement, 2000 Mcg Vitamin K and 1180 Mcg Vitamin K2, Heart Health, Once-Daily, 90 Softgels

The strongest deal right now for K2 Supplement is Life Extension Super K, Vitamin K Supplement, 2000 Mcg Vitamin K and 1180 Mcg Vitamin K2, Heart Health, Once-Daily, 90 Softgels at Life Extension, currently at 28% off.

🔄Our K2 Supplement ranking is updated regularly to reflect new releases and price changes—check back for the latest picks and deals.