10 Best Vitamin D With K2 3rd Party Tested of 2025

Tested and Reviewed: Top 10 Vitamin D With K2 3rd Party Tested deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

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

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Editor's bottom line:

“This vitamin d with k2 3rd party tested is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

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, everjust 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 facilitybecause 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 daynaturally.*

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Picked by 397 people today

9.5

NatureBell

NatureBell Vitamin D3 K2-240 Softgels - 5,000 IU Vitamin D3 & 100mcg Vitamin K2 MK-7 - with Virgin Coconut Oil - Bone, Heart & Immune Health Support* - Duo-Ack Formula

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Main Highlights

Complete D3 K2 Support: NatureBell Vitamin D3 K2 includes 5,000 IU Vitamin D3 and 100mcg MK-7 to support bone, teeth, heart, and immune health while aiding calcium absorption*
Duo-Ack Bioactive Formula: Features the powerful Duo-Ack ingredient, combining top-grade forms of vitamin D3 and vitamin K2 for advanced daily wellness support*
Enhanced Absorption: Formulated with pure virgin coconut oil designed to help the body absorb these essential nutrients efficiently*
Third-Party Tested: These softgels are third-party lab tested for quality and potency; they are also non-GMO, gluten-free, dairy-free, soy-free, wheat-free, egg-free, and peanut-free
Pure, High-Quality Ingredients: At NatureBell, we use only the finest ingredients to help support you on your health and wellness journey

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9.5

DORADO NUTRITION

Vitamin D3 K2 Supplement (180 Softgels) Vitamin D3 K2 5000iu/100mcg - Supplement with D & K - Support Bone and Immune Health for Adult - Vegan, NON GMO, Third Party Tested - Made in USA -180 Count

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Main Highlights

K2 D3 Vitamin Supplement: Our Vitamin D3 5000 IU + K2 100 mcg softgels deliver a powerful, highly absorbable blend designed to support strong bones, immune health, and overall wellnessideal for daily use by adults.
PREMIUM D3 K2 FORMULA: Vitamin D3 and K2 work together to help the body properly absorb calcium and direct it to the bones where it's needed most, promoting optimal bone strength and cardiovascular support.
HIGH POTENCY & GREAT VALUE: Each bottle contains 180 softgels, offering a long-lasting 6-month supply of maximum-strength D3 + K2, giving you exceptional potency and value in every serving.
Manufactured in the USA from Globally Sourced Ingredients - Dorado Nutrition is proudly a 100% American owned company creating jobs & better futures for all our employees & stakeholders. All of our supplements are manufactured in the USA! Our Vitamin D3 K2 Supplement softgels are made in the USA and safety tested for heavy metal and microbes in a state of the art facility.
MANUFACTURED IN A GMP CERTIFIED FACILITY - Our Vitamin D3 K2 Supplement softgels are GMP compliant to ensure premium quality. Our supplements are always free from unnecessary additives or preservatives and are third-party independently tested.

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9.2

VITBOOST

VITBOOST Vitamin D3 K2 Complex - Easy to Swallow - Vitamin D (D3) 5000 IU (125 mcg) & K2(MK-7) 90 mcg | Non-GMO | Gluten-Free | USA Made | 120 Capsules

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Main Highlights

Enhanced Absorption: Vitamin D3 and K2 are designed to work together, Vitamin D needs Vitamin K2 to maximize absorption and benefits. While Vitamin D3 supports overall wellness, Vitamin K2 ensures you get the most from it for enhanced health benefits. This Vitamin D3 K2 supplement is made with 5,000 IUs of Vitamin D3 and 90 mcg of Vitamin K2. Includes a 120 day supply
Superior Quality: Our K2 D3 vitamin supplement for both men and women provides 125 mcg (5000 IU) of D3 (cholecalciferol) and 90 mcg of Vitamin K2 (as MK7), sourced from non-GMO ingredients. It is designed to support immune system so that you can shine your brightest.
Highest Quality and Effectiveness: Vitamins D3 and K2 support immune function. This powerful combination supports overall wellness and helps in preventing deficiencies.
True Purity and Effectiveness: Vitboost premium D3 K2 vitamin 5000 IU is non-GMO, sugar-free, gluten-free, and made with premium ingredients. Our D3 and K2 supplements are manufactured in a cGMP USA-verified facility, which is important for maintaining a consistent vitamin or multivitamin regimen while sticking to your dietary efforts.
Made In USA! Third-Party Tested - At Vitboost, quality is our main priority. Thats why our vitamin D and K supplement are made in the USA with only safe and tested ingredients that meet the most rigorous standards-. Our supplements are cruelty-free and do not contain any fillers, preservatives, or artificial ingredients.

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9.0

Nature Made

Nature Made Vitamin D3 K2 Supplement, 5000 IU (125 mcg) Vitamin D for Bone, Teeth, Muscle and Immune Support, 30 D3 and K2 Softgels, 30 Day Supply

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Main Highlights

Strong bone support supplement: contains one 30 count bottle of Nature Made Vitamin D3 K2 Softgels for a 30-day supply
Nature Made Vitamin D3 and K2 softgels provide 5000 IU (125 mcg) of Vitamin D for immune support and to support healthy aging, bone health, teeth health and muscle health
Provides 100 mcg of Vitamin K2 to support healthy artery function; Adding K2 to D3 helps direct calcium to bones
Adults, take one of these D3 and K2 softgels daily with water; Designed for those with higher Vitamin D needs and/or deficiency, as determined by a healthcare professional(1)
Made in the USA with quality global ingredients, these gluten free Vitamin K2 D3 softgels contain no synthetic dyes and no artificial flavors
#1 Pharmacist Recommended Vitamin & Supplement Brand*
These statements have not been evaluated by the Food and Drug Administration; this product is not intended to diagnose, treat, cure, or prevent any disease

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8.8

Pure Encapsulations

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

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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

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8.6

Biosyntra

Biosyntra Vitamin D3+K2 with Coconut Oil - Vegan Vitamin D 5,000 IU & MK7 Vitamin K 110mcg for Bone, Heart & Immune Support, Non-GMO, Third Party Tested, Soy Free, High Absorption 60 Veggie Softgels

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Main Highlights

VITAMIN D3 + K2 POWER COMBO - Delivers 5000 IU of Vitamin D3 and 110mcg of K2 MK-7 to support bone strength, calcium absorption, heart health, and immune defense.
BONE & JOINT SUPPORT - Vitamin D3 helps regulate calcium while Vitamin K2 directs it to the bones and teeth, promoting density and long-term skeletal strength.
CARDIOVSACULAR & IMMUNE HEALTH - Supports proper calcium distribution, reducing buildup in arteries while enhancing natural immune defense.
ENHANCED WITH ORGANIC COCONUT OIL - Formulated for superior absorption and bioavailability, ensuring maximum effectiveness of D3 and K2 nutrients.
PREMIUM BIOSYNTRA QUALITY Non-GMO, third-party tested, and made with clean ingredients in veggie softgels. 60 easy-to-swallow softgels per bottle.

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8.3

InnovixLabs

InnovixLabs Vitamin D3 K2-5000 IU Vitamin D3 Plus 600 mcg Vitamin K2 MK4 and MK7 for Max Calcium Absorption, Supports Bone, Immune, Heart Health, 3rd Party Tested, Gluten Free, 60 Softgels

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Main Highlights

Synergistic ADK Blend, Innovix Vitamin D3 K2 capsules contain Vitamin D3 5000IU, 600mcg Vitamin K2 MK7 and MK4, and Vitamin A 3000 IU that work together to help enhance calcium regulation, deliver immune support, and improve bone health
Both Forms of Vitamin K2, say goodbye to less efficient vitamin K2 D3 blends Our vitamin K2 supplement features bioactive TRANS forms of vitamin K2 MK4 and MK7 that are easily absorbed by your body providing maximum benefits
Boost Overall Health, these K2 D3 vitamin capsules support overall wellness and bone health The powerful vitamin D K2 and A combination supports calcium transport into bones instead of soft tissues
Third-Party Tested, all ADK vitamin supplement batches undergo rigorous third-party testing for purity, potency, and freshness The D3 K2 vitamins are encapsulated, tested, and bottled in a cGMP certified facility in California for quality and reliability
We Care About You, our vitamin D3 K2 A is small easy to swallow allergen-friendly and backed by exceptional customer service We prioritize your health and strive to provide you with premium vitamin D K2 A vitamins that support your overall wellbeing

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8.1

NATURTREU

NATURTREU Vegan Vitamin D3 K2 Liquid Drops with MCT Oil for Adults (240 Servings) - Liquid Vitamin D K2 MK7 - All Natural, Non-GMO & Dr Formulated with 3X More Absorption - Third-Party Tested

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Main Highlights

Maximum Absorption Vegan Formula Our vitamin d3 k2 liquid drops are doctor-formulated with MCT oil for 3X more absorption than capsules or tablets. Each serving provides 5000 IU of vitamin d3 with k2 to promote optimal bioavailability and fast results.
Bone, Heart & Immune Health Support Daily vit d3 k2 drops deliver essential nutrients that aid calcium utilization for strong bones, balanced heart function, and a resilient immune system. A powerful vit d and k2 supplement you can trust for total body wellness.
Clean & Natural Ingredients Made with all-natural, plant-based D3 (from lichen) and MK-7 K2, our vitamin d3 k2 formula is Non-GMO, gluten-free, and free of fillers. The pure vitamin d3 k2 blend ensures safe, effective support for everyday health.
Easy-to-Take Liquid Drops Forget hard-to-swallow pillsour convenient vitamin d3 k2 drops for adults come in a sublingual liquid form. Just a few liquid vitamin d3 k2 drops under the tongue provide quick absorption and superior bioavailability. Perfect vitamin d sublingual solution.
Third-Party Tested Quality Every bottle of our liquid d3 k2 drops is made in the USA under strict GMP standards and third-party tested for purity, potency, and safety. Trusted by adults seeking premium vitamin d3 liquid and vitamin d and k2 drops for long-term health.

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8.1

vP Vitality Pro

vP Vitality Pro Vitamin D3 4000 iu with Vitamin K2 100ug x 180 Tablets - Third Party Tested - Vitamin D Supplement with K2 MK7 - Vitality Pro

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Main Highlights

High-strength formula: Vitality Pro is committed to offering only premium products. Your Vitamin D3 & K2 supplement is formulated using only the highest quality ingredients and manufacturing, so you can enjoy the benefits and help maintain a balanced lifestyle and restore your vitality.
The power of Vitamin D3: Vitamin D helps regulate the amount of calcium and phosphate in the body. These nutrients are needed to keep bones, teeth, and muscles healthy. This element is found in all living cells and is believed to help contribute to maintaining youthful body functions and energy levels.
ISO 9001:2015 UK Company: With quality management systems in place, the ISO standards recognised in the UK are some of the highest. You can rely on exceptional service, reliability, and Vitamin D supplement products, so you can enjoy the maximum positive benefits.
Third-party tested: Your safety is our main priority. The Vitamin D3 & Vitamin K2 contained within your tablets have been independently verified by a third-party laboratory to ensure purity & the highest quality. Our vegetarian-friendly formula doesnt contain GMOs, artificial colours, preservatives, or flavours.

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Our Best Overall Choice

Best Choice

9.7

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

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

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, everjust 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 facilitybecause 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 daynaturally.*

Show Price

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