10 Best D3 Complete of 2025

Tested and Reviewed: Top 10 D3 Complete deals with expert ratings from 8.1 to a perfect 10

September 2025 Edition

Editor's Choice

9.7

Save 7%

NatureWise

NatureWise Vitamin D3 5000iu (125 mcg) 1 Year Supply for Immune Support, Healthy Muscle Function, and Bone Health - Non-GMO, Gluten Free in Organic Extra Virgin Olive Oil, (Mini Softgel), 360 Count

7% OffFree Shipping

Editor's bottom line:

“This d3 complete is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

A VITAL NUTRIENT: Vitamin D supports healthy bones, teeth, muscle function, and a strong immune system. Many people may be deficient in this nutrient, making it even more important for overall health.*
SUNSHINE IN A BOTTLE: The Vitamin D Council recommends daily vitamin D supplementation for most adults to achieve and maintain optimal levels, regardless of weather or season.* NatureWise Vitamin D3 is all natural, non-GMO, and gluten free with no artificial additives, fillers or binders.
PURE & NATURAL: These Vitamin D3 immune support and bone health supplements are gluten-free and non-GMO. Third party tested for purity and potency. Packaging may vary due to high demand, same great product and ingredients.
UNCOMPROMISING QUALITY: All NatureWise supplements are Manufactured in USA-based facilities that comply to the strictest cGMP standards and undergo rigorous testing by third party labs to ensure the highest quality and purity.
DIRECTIONS: It's normal for softgels to stick together and clump during warm weather conditions. This does NOT affect the quality or efficacy of the product. To release the clumps, give your bottle a good shake or knock it against the counter.
*Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.

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Picked by 157 people today

9.5

Save 5%

Dr. Berg Nutritionals

Dr. Berg D3 K2 Vitamin 5000 IU w/MCT Powder - Includes 50 mcg MK7 Vitamin K2, Purified Bile Salts, Zinc & Magnesium for Ultimate Absorption - K2 D3 Vitamin Supplement - 60 Capsules

5% OffFree Shipping

Main Highlights

- This Vitamin D3 K2 supplement is made with 5,000 IUs of Vitamin D3 and 50 mcg of Vitamin K2. It also includes a unique blend of Vitamin B6, Zinc, Magnesium, MCT and OxBile you won't find in other brands - Includes a 60 day supply
- Our state-of-the-art manufacturing facilities are located in the US and are staffed with highly trained individuals who formulate superior products. Being certified under US laws and regulations (GMP Certified), these facilities are uncompromising when it comes to cleanliness and quality control.
- We're sorry to say it, but if youre looking for cheap, youre in the wrong place. We search far and wide, domestic and international, to provide high-quality ingredients for which your body will thank you. Unfortunately, getting the best ingredients from domestic and international farms can come at a higher-than-normal cost. If quality, satisfaction, and results are essential to you, youre in the right place!
- Also known as The Knowledge Doc, Dr. Berg has spent most of his life researching and providing natural solutions to everyday health problems. This extensive research and thousands of hours working with patients are what sets us apart from other brands, as it has allowed us to create proprietary blends you cant get anywhere else.
- - If for any reason you're not happy with the results you experience within the first 30 days, we're happy to give you a full refund! Send us a message, and the refund will be processed as long as it's requested within 30 days of purchase.

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Best Value

9.5

Save 10%

Nordic Naturals

Nordic Naturals Complete Omega-D3, Lemon Flavor - 120 Soft Gels - 565 mg Omega-3 + 70 mg GLA + 1000 IU Vitamin D3 - EPA & DHA - Healthy Skin, Cognition, Positive Mood - Non-GMO - 60 Servings

10% Off

Main Highlights

WHY COMPLETE OMEGA-D3 - This formula blends omega-3 EPA + DHA from cold-water fish, Vitamin D3, GLA (gamma linolenic acid) & oleic acid (omega-9) from cold-pressed borage seed oil. Its a perfectly balanced combination of omegas 3, 6 & 9.
FULL BODY BENEFITS - Research shows EPA & DHA support heart, brain, eye & immune health. GLA supports healthy skin. Borage oil is said to promote mood health. Vitamin D3 aids in calcium absorption, supports mood, and immune health.
BETTER ABSORPTION, BETTER TASTE, NO FISHY BURPS - All of our omega-3 fish oils are offered in the triglyceride molecular form (the form naturally found in fish) for optimal absorption. Complete Omega-D3 has a great lemon taste.
PURITY GUARANTEED - Every batch of Nordic Naturals fish oil is crafted from fresh, wild-caught, omega-rich fish. We are committed to using only non-GMO, gluten- & dairy-free ingredients with no artificial colors, flavors, or preservatives.
ETHICAL INNOVATION - Nordic Naturals has always been at the forefront of sustainable & ethical practices in the natural products industry. Our fish oils are Friend of the Sea certified & sustainably made in a zero waste facility powered by biofuel.

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9.2

Nutri-West

Nutri-West - Hi D3 120 Tablets

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Main Highlights

Nutri-West Complete Hi D-3 is a vitamin D3 5000 IU supplement derived from the liver oil of the cod fish
Vitamin D is an essential vitamin meaning that our bodies can't synthesize or produce it but it is still absolutely crucial for maintaining health
One of the most well known potential health benefits of vitamin D3 5000 IU is it's regulation of calcium and phosphorus in the body

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9.0

Allergy Research Group

Allergy Research Group Vitamin D3 Complete - Vitamin D3 and K2 Supplement, Daily Balance, with Vitamin A, DeltaGold Tocotrienols, High Potency, Veggie Softgels - 60 Count

Free Shipping

Main Highlights

BALANCED FORMULATION - Vitamin D3 Complete is formulated to maintain a crucial balance between vitamin D, vitamin A and vitamin K2, ensuring optimal supplementation for overall health and well-being
KEY FEATURES - Features pure, oil-soluble vitamin D balanced with vitamin A, further optimized with vitamin K2 in the potent menaquinone-7 form, and tocotrienols, ensuring overall health
LONG-TERM SUPPLEMENT - Designed for safe, long-term daily supplementation for most individuals, Vitamin D3 Complete offers a convenient way to maintain optimal vitamin levels
VEGGIE SOFTGELS - Now available in veggie softgels, providing the same formula as the original best-selling Vitamin D3 Complete fish gelatin capsules in a vegetarian-friendly format
DOCTOR DEVELOPED AND HYPOALLERGENIC SUPPLEMENTS - Since 1979, Allergy Research Group has created professional-grade, hypoallergenic formulas to support health and well-being

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8.8

Pure Encapsulations

Pure Encapsulations Vitamin D3 & K2 | Bone and Vascular Health Support | 120 Capsules*

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Main Highlights

Bone Support: Helps with healthy calcium utilization to maintain bone health*
Vascular Support: D3 & K2 supports vascular tissue to support healthy arterial calcium balance and vascular elasticity*
Immune support: Supports immune function with vitamin D3*
Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity
Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure Encapsulations products are FREE FROM wheat, eggs, tree nuts & peanuts, gluten, artificial colors, flavors & sweeteners, coatings and shellacs, GMOs, and unnecessary binders, fillers & preservatives

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8.6

Allergy Research Group

Allergy Research Group Vitamin D3 Complete 5000 IU - Vitamin D3 and K2 Supplement, Daily Balance, with Vitamin A, DeltaGold Tocotrienols, High Potency, Veggie Softgels - 60 Count

Free Shipping

Main Highlights

BALANCED FORMULATION - Vitamin D3 Complete is formulated to maintain a crucial balance between vitamin D, vitamin A and vitamin K2, ensuring optimal supplementation for overall health and well-being
KEY FEATURES - Features pure, oil-soluble vitamin D balanced with vitamin A, further optimized with vitamin K2 in the potent menaquinone-7 form, and tocotrienols, ensuring overall health
LONG-TERM SUPPLEMENT - Designed for safe, long-term daily supplementation for most individuals, Vitamin D3 Complete offers a convenient way to maintain optimal vitamin levels
VEGGIE SOFTGELS - Now available in veggie softgels, providing the same formula as the original best-selling Vitamin D3 Complete fish gelatin capsules in a vegetarian-friendly format
DOCTOR DEVELOPED AND HYPOALLERGENIC SUPPLEMENTS - Since 1979, Allergy Research Group has created professional-grade, hypoallergenic formulas to support health and well-being

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8.3

ALGAECAL

ALGAECAL D3 Complete - Clinically Supported Vitamin D Complex - D3 with AEK Vitamins, VIT D Supplement. 60 Easy-Swallow Softgels - Made in USA

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Main Highlights

Vitamin D3: Its essential to keep Vitamin D3 in balance with Vitamin A, Vitamin E, and Vitamin K for optimal bone health, robust immunity, cardiovascular well-being, and the maintenance of radiant skin, nails and hair.
Vitamin D3: Unlike standard vitamin D supplements, D3 Complete harmonizes 1000 IUs of Vitamin D with its essential counterparts: Vitamins A, E, & K. When taken together these 4 nutrients are greater than the sum of their parts.
Vitamin A & E: Delivers 1000 IUs of Vitamin A to support a youthful appearance and a robust immunity. Also boasts superior Vitamin E (Mixed Tocotrienols from the annatto plant of South America). This Vitamin E is a powerful antioxidant, shielding your cells against free radical damage. This, when taken with Vitamin D, helps to support a healthy complexion, a fortified immunity and stronger bones.
Vitamin K: with a robust 5,550 mcg blend including Vitamin K2-4 & K2-7. Helps keep calcium out of your arteries, ensuring smooth blood flow. This is a key factor in maintaining healthy blood pressure.
Quality Assured: Made in the USA with premium ingredients from Switzerland, Norway, Italy, and South America following the highest manufacturing standards. 60 easy-to-swallow softgel capsules. Packaging is recyclable.

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8.1

Allergy Research Group

Allergy Research Group Vitamin D3 Complete - Vitamin D3 and K2 Supplement, Daily Balance, with Vitamin A, DeltaGold Tocotrienols, High Potency, Veggie Softgels - 120 Count

Free Shipping

Main Highlights

BALANCED FORMULATION - Vitamin D3 Complete is formulated to maintain a crucial balance between vitamin D, vitamin A and vitamin K2, ensuring optimal supplementation for overall health and well-being
KEY FEATURES - Features pure, oil-soluble vitamin D balanced with vitamin A, further optimized with vitamin K2 in the potent menaquinone-7 form, and tocotrienols, ensuring overall health
LONG-TERM SUPPLEMENT - Designed for safe, long-term daily supplementation for most individuals, Vitamin D3 Complete offers a convenient way to maintain optimal vitamin levels
VEGGIE SOFTGELS - Now available in veggie softgels, providing the same formula as the original best-selling Vitamin D3 Complete fish gelatin capsules in a vegetarian-friendly format
DOCTOR DEVELOPED AND HYPOALLERGENIC SUPPLEMENTS - Since 1979, Allergy Research Group has created professional-grade, hypoallergenic formulas to support health and well-being

Show Price

8.1

Allergy Research Group

Allergy Research Group Vitamin D3 Complete 5000 IU - Vitamin D3 and K2 Supplement, Daily Balance, with Vitamin A, DeltaGold Tocotrienols, High Potency, Veggie Softgels - 120 Count

Free Shipping

Main Highlights

BALANCED FORMULATION - Vitamin D3 Complete is formulated to maintain a crucial balance between vitamin D, vitamin A and vitamin K2, ensuring optimal supplementation for overall health and well-being
KEY FEATURES - Features pure, oil-soluble vitamin D balanced with vitamin A, further optimized with vitamin K2 in the potent menaquinone-7 form, and tocotrienols, ensuring overall health
LONG-TERM SUPPLEMENT - Designed for safe, long-term daily supplementation for most individuals, Vitamin D3 Complete offers a convenient way to maintain optimal vitamin levels
VEGGIE SOFTGELS - Now available in veggie softgels, providing the same formula as the original best-selling Vitamin D3 Complete fish gelatin capsules in a vegetarian-friendly format
DOCTOR DEVELOPED AND HYPOALLERGENIC SUPPLEMENTS - Since 1979, Allergy Research Group has created professional-grade, hypoallergenic formulas to support health and well-being

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Our Best Overall Choice

Best Choice

9.7

NatureWise

NatureWise Vitamin D3 5000iu (125 mcg) 1 Year Supply for Immune Support, Healthy Muscle Function, and Bone Health - Non-GMO, Gluten Free in Organic Extra Virgin Olive Oil, (Mini Softgel), 360 Count

7% OffFree Shipping

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

A VITAL NUTRIENT: Vitamin D supports healthy bones, teeth, muscle function, and a strong immune system. Many people may be deficient in this nutrient, making it even more important for overall health.*
SUNSHINE IN A BOTTLE: The Vitamin D Council recommends daily vitamin D supplementation for most adults to achieve and maintain optimal levels, regardless of weather or season.* NatureWise Vitamin D3 is all natural, non-GMO, and gluten free with no artificial additives, fillers or binders.
PURE & NATURAL: These Vitamin D3 immune support and bone health supplements are gluten-free and non-GMO. Third party tested for purity and potency. Packaging may vary due to high demand, same great product and ingredients.
UNCOMPROMISING QUALITY: All NatureWise supplements are Manufactured in USA-based facilities that comply to the strictest cGMP standards and undergo rigorous testing by third party labs to ensure the highest quality and purity.
DIRECTIONS: It's normal for softgels to stick together and clump during warm weather conditions. This does NOT affect the quality or efficacy of the product. To release the clumps, give your bottle a good shake or knock it against the counter.
*Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.

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