Updated:May, 2026

10 Best Top Rated Vitamin D Supplement of 2026

Best Choice

9.9

Outstanding

Designs for Health

Designs for Health Vitamin D Supreme - Vitamin D 5000 IU with 2000mcg Vitamin K as MK4 for Bone Health, Heart Health, Mood & Immune Support - Vitamin D3 Enhanced with GG Supplement (60 Capsules)

Why We Love It

Upgrade Your Vitamin D - Each small easy-swallow capsule features clinically relevant amounts of bioavailable vitamin D with K. Features an impressive 2000 mcg of vitamin K1 and K2. GG is also included as a complementary bone, healthy aging and immune support supplement.*
Superior K2 Form - This vitamin K2 + K1 supplement features K2 in the premium MK-4 form. Vitamin D and K work synergistically, thus, increasing vitamin D increases the need for vitamin K.*
Why Add GG to Vitamin D with K2? Geranylgeraniol is a compound produced naturally in the body that declined with age. It is included in this D3 vitamin complex to help promote optimal bone and heart health, maintain proper immune system balance and vitamin K status.
Immune, Bone + Cardiovascular Support - Vitamin D3 K2 can support optimal cardiovascular health, and help maintain healthy immune system balance. A quality vitamin D supplement can also be used as a mood support supplement and help optimize calcium absorption and utilizations.*
Clinically-Trusted Care - DFH is the #1 practitioner supplement brand recommended by functional medicine professionals and the #1 practitioner supplement brand personally trusted by functional medicine professionals.**

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Why We Love It

Upgrade Your Vitamin D - Each small easy-swallow capsule features clinically relevant amounts of bioavailable vitamin D with K. Features an impressive 2000 mcg of vitamin K1 and K2. GG is also included as a complementary bone, healthy aging and immune support supplement.*
Superior K2 Form - This vitamin K2 + K1 supplement features K2 in the premium MK-4 form. Vitamin D and K work synergistically, thus, increasing vitamin D increases the need for vitamin K.*
Why Add GG to Vitamin D with K2? Geranylgeraniol is a compound produced naturally in the body that declined with age. It is included in this D3 vitamin complex to help promote optimal bone and heart health, maintain proper immune system balance and vitamin K status.
Immune, Bone + Cardiovascular Support - Vitamin D3 K2 can support optimal cardiovascular health, and help maintain healthy immune system balance. A quality vitamin D supplement can also be used as a mood support supplement and help optimize calcium absorption and utilizations.*
Clinically-Trusted Care - DFH is the #1 practitioner supplement brand recommended by functional medicine professionals and the #1 practitioner supplement brand personally trusted by functional medicine professionals.**

How We Find the Top Picks

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Our experts then refine the results, blending AI insights with real user experiences to deliver accurate, up-to-date rankings that help you choose with confidence.

9.5

Excellent

NUSAVA

(2 Pack) Organic Vitamin D3 K2 Drops with MCT Oil & Omega 3 - Liquid Vitamin D3 5000 IU - K2 D3 Vitamin Supplement - Vitamin D Drops for Women & Men - No Fillers, Non-GMO, GMP, Unflavored (2 Fl Oz)

Main Highlights

Liquid Vitamin K2 D3 with Omega-3: Each 1 ml serving contains Vitamin D3 (as Cholecalciferol) 125 mcg (5000 IU), Vitamin K2 (as MK-4 & MK-7) 120 mcg, Omega-3 (Alpha Linolenic Acid) 250 mg, and a blend of Organic Chia Seed Oil, MCT Oil, and Olive Oil.
Daily Wellness in Every Drop: Our Vitamin D3 K2 liquid drops support bone health, muscle function, and immune health as part of a daily wellness routine in every serving.
Convenient Liquid Format: A 4-in-1 liquid supplement in an easy-to-use dropper. No capsules, no pills simply add 1 ml to water, juice, or take directly.
Certified Organic Vitamin D Liquid: Our D3 K2 drops contain no fillers, are non-GMO, USDA Organic certified, and proudly USA-made with global ingredients.
4-in-1 Daily Supplement: Each bottle provides 30 servings of Vitamin D3, K2, Omega-3, and MCT Oil. If you're unhappy with your purchase, just reach out to us.

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Main Highlights

Liquid Vitamin K2 D3 with Omega-3: Each 1 ml serving contains Vitamin D3 (as Cholecalciferol) 125 mcg (5000 IU), Vitamin K2 (as MK-4 & MK-7) 120 mcg, Omega-3 (Alpha Linolenic Acid) 250 mg, and a blend of Organic Chia Seed Oil, MCT Oil, and Olive Oil.
Daily Wellness in Every Drop: Our Vitamin D3 K2 liquid drops support bone health, muscle function, and immune health as part of a daily wellness routine in every serving.
Convenient Liquid Format: A 4-in-1 liquid supplement in an easy-to-use dropper. No capsules, no pills simply add 1 ml to water, juice, or take directly.
Certified Organic Vitamin D Liquid: Our D3 K2 drops contain no fillers, are non-GMO, USDA Organic certified, and proudly USA-made with global ingredients.
4-in-1 Daily Supplement: Each bottle provides 30 servings of Vitamin D3, K2, Omega-3, and MCT Oil. If you're unhappy with your purchase, just reach out to us.

9.5

Excellent

THORNE

THORNE - Vitamin D-5,000 - Vitamin D3 Supplement - Supports Healthy Bones, Teeth & Muscles, Plus Cardiovascular & Immune Function* - NSF Certified for Sport - Gluten, Dairy & Soy-Free - 60 Capsules

Main Highlights

Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising overall vitamin D levels*
Vitamin D for Performance: Optimizes muscle strength and cellular repair, especially in athletes who train indoors or lack adequate sun exposure to support the body's natural vitamin D production*
NSF Certified for Sport: Tested for compliance with label claims and to ensure the absence of nearly 300 substances banned by many major athletic organizations
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

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Main Highlights

Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising overall vitamin D levels*
Vitamin D for Performance: Optimizes muscle strength and cellular repair, especially in athletes who train indoors or lack adequate sun exposure to support the body's natural vitamin D production*
NSF Certified for Sport: Tested for compliance with label claims and to ensure the absence of nearly 300 substances banned by many major athletic organizations
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

9.2

Excellent

THORNE

THORNE - Vitamin D3 Supplement - Supports Healthy Bones, Teeth, Muscles, Cardiovascular & Immune Function* - Gluten, Dairy & Soy-Free - 1,000 IU - 90 Servings

Main Highlights

Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising overall vitamin D levels*
Essential Vitamin D: Optimizes performance, muscle strength and mass, and cellular repair, especially for those who work indoors or lack adequate sun exposure to support the body's natural vitamin D production*
Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

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Main Highlights

Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising overall vitamin D levels*
Essential Vitamin D: Optimizes performance, muscle strength and mass, and cellular repair, especially for those who work indoors or lack adequate sun exposure to support the body's natural vitamin D production*
Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

9.0

Excellent

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

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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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

8.8

Very Good

Bronson

Bronson Vitamin K2 D3 (MK7) Supplement Non-GMO Formula Vitamin D3 5000IU (125 mcg) & 90 mcg K2 MK-7, Easy to Swallow D & K Complex, 60 Capsules

Main Highlights

The Perfect Pair: Vitamins K2 & D3 were simply meant to be together. Most people know the benefits of Vitamin D, but many dont realize that Vitamin D NEEDS Vitamin K2 to maximize its benefits.
Strong Bones: This formula not only promotes the proper absorption of calcium with D3, but the correct distribution to your bones where you need it most.
Superior Quality Capsules: Laboratory tested, NON-GMO, GLUTEN FREE, & SOY FREE. All Bronson products are tested in our state-of-the-art facility in New York.
Trusted Since 1960: The pioneers of Bronson Vitamins were a group of pharmacists who witnessed the benefits of vitamins and mineral supplementation firsthand with their patients. Bronson Vitamins have been consistently mentioned by top medical professionals since our inception in 1960.

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Main Highlights

The Perfect Pair: Vitamins K2 & D3 were simply meant to be together. Most people know the benefits of Vitamin D, but many dont realize that Vitamin D NEEDS Vitamin K2 to maximize its benefits.
Strong Bones: This formula not only promotes the proper absorption of calcium with D3, but the correct distribution to your bones where you need it most.
Superior Quality Capsules: Laboratory tested, NON-GMO, GLUTEN FREE, & SOY FREE. All Bronson products are tested in our state-of-the-art facility in New York.
Trusted Since 1960: The pioneers of Bronson Vitamins were a group of pharmacists who witnessed the benefits of vitamins and mineral supplementation firsthand with their patients. Bronson Vitamins have been consistently mentioned by top medical professionals since our inception in 1960.

8.6

Very Good

Bronson

Bronson Vitamin K2 (MK7) with D3 Supplement Non-GMO Formula 5000 IU Vitamin D3 & 90 mcg K2 MK-7 Easy to Swallow D & K Complex, 120 Capsules

Main Highlights

The perfect pair: Vitamins K2 & D3 were simply meant to be together. Most people know the benefits of Vitamin D, but many dont realize that Vitamin D needs Vitamin K2 to maximize its benefits.
Strong bones: Vitamin K2D3 not only promotes the proper absorption of calcium with D3, but the correct distribution to your bones where you need it most.
Superior quality capsules: Laboratory tested, non-GMO, gluten free, & soy free. All Bronson products are tested in our state-of-the-art facility in New York.
Trusted Since 1960: The pioneers of Bronson Vitamins were a group of pharmacists who witnessed the benefits of vitamins and mineral supplementation firsthand with their patients. Bronson Vitamins have been consistently mentioned by top medical professionals since our inception in 1960.

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Main Highlights

The perfect pair: Vitamins K2 & D3 were simply meant to be together. Most people know the benefits of Vitamin D, but many dont realize that Vitamin D needs Vitamin K2 to maximize its benefits.
Strong bones: Vitamin K2D3 not only promotes the proper absorption of calcium with D3, but the correct distribution to your bones where you need it most.
Superior quality capsules: Laboratory tested, non-GMO, gluten free, & soy free. All Bronson products are tested in our state-of-the-art facility in New York.
Trusted Since 1960: The pioneers of Bronson Vitamins were a group of pharmacists who witnessed the benefits of vitamins and mineral supplementation firsthand with their patients. Bronson Vitamins have been consistently mentioned by top medical professionals since our inception in 1960.

8.3

Very Good

THORNE

THORNE - Vitamin D-5,000 - Vitamin D3 Supplement - Supports Healthy Bones, Teeth & Muscles, Plus Cardiovascular & Immune Function* - NSF Certified for Sport - Gluten, Dairy & Soy-Free - 120 Capsules

Main Highlights

Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising overall vitamin D levels*
Vitamin D for Performance: Optimizes muscle strength and cellular repair, especially in athletes who train indoors or lack adequate sun exposure to support the body's natural vitamin D production*
NSF Certified for Sport: Tested for compliance with label claims and to ensure the absence of nearly 300 substances banned by many major athletic organizations
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

Check Price

Main Highlights

Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising overall vitamin D levels*
Vitamin D for Performance: Optimizes muscle strength and cellular repair, especially in athletes who train indoors or lack adequate sun exposure to support the body's natural vitamin D production*
NSF Certified for Sport: Tested for compliance with label claims and to ensure the absence of nearly 300 substances banned by many major athletic organizations
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

8.1

Very Good

Douglas Laboratories

Douglas Laboratories Vitamin D (5,000 I.U.) | Vitamin D3 Supplement to Support Immune Health, Calcium Levels, and Bones* | 100 Tablets

Main Highlights

Our uncompromising operational practices at our state-of-the-art manufacturing facilities surpass GMP standards and manufacturing regulations; All of our products are GMO-free
Vitamin D Source: Also known as the "sunshine vitamin", vitamin D has many roles in the body, including proper modulation of cell growth, neuromuscular and immune function health, ensuring normal calcium absorption and maintenance of healthy plasma calcium levels
Vitamins/Minerals/Amino Acids: Our vitamins/minerals and amino acid formulas are developed to provide beneficial support in filling nutrient gaps
Vitamin D Source: Also known as the "sunshine vitamin", vitamin D has many roles in the body, including proper modulation of cell growth, neuromuscular and immune function health, ensuring normal calcium absorption and maintenance of healthy plasma calcium levels;*

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Main Highlights

Our uncompromising operational practices at our state-of-the-art manufacturing facilities surpass GMP standards and manufacturing regulations; All of our products are GMO-free
Vitamin D Source: Also known as the "sunshine vitamin", vitamin D has many roles in the body, including proper modulation of cell growth, neuromuscular and immune function health, ensuring normal calcium absorption and maintenance of healthy plasma calcium levels
Vitamins/Minerals/Amino Acids: Our vitamins/minerals and amino acid formulas are developed to provide beneficial support in filling nutrient gaps
Vitamin D Source: Also known as the "sunshine vitamin", vitamin D has many roles in the body, including proper modulation of cell growth, neuromuscular and immune function health, ensuring normal calcium absorption and maintenance of healthy plasma calcium levels;*

8.1

Very Good

THORNE

THORNE - Vitamin D-10,000 - Vitamin D3 Supplement - Supports Healthy Bones, Teeth & Muscles, Plus Cardiovascular & Immune Function* - Third-Party Certified - Gluten, Dairy & Soy-Free - 60 Capsules

Main Highlights

Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising overall vitamin D levels*
Advanced Vitamin D: Nutrient support for those low in vitamin D, such as those who live in northern latitudes, are elderly, have a darker skin tone, or lack adequate sun exposure to support the body's natural vitamin D production*
Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

Check Price

Main Highlights

Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising overall vitamin D levels*
Advanced Vitamin D: Nutrient support for those low in vitamin D, such as those who live in northern latitudes, are elderly, have a darker skin tone, or lack adequate sun exposure to support the body's natural vitamin D production*
Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

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