D3 supplement is essential for maintaining optimal health, especially for supporting bone strength and immune function. In 2025, the market offers a variety of high-quality D3 supplements that cater to different needs and preferences. From vegan options to those combined with other vital nutrients, these top-rated products ensure you receive the benefits of vitamin D3 effectively. Whether you're looking for enhanced absorption or added convenience in your daily routine, the best D3 supplements of the year provide reliable choices for everyone.
SALE
−$1.09
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
- 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.
$13.90
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−$8.30
Nature Made Vitamin D3 1000 IU (25 mcg), Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 300 Softgels, 300 Day Supply
- Immune, muscle, teeth and bone health support supplement: contains one 300 count bottle of Nature Made Vitamin D3 1000 IU (25 mcg) Softgels for a 300-day supply
- Nature Made Vitamin D 1000 IU softgels support bone health, teeth health, muscle health, and provide immune support
- These Vitamin D 1000IU softgels help improve calcium absorption and contain 25mcg of Vitamin D 3, the body’s preferred form of Vitamin D
- Adults, take one Vitamin D3 softgel daily with water and a meal
- Sourced from high-quality ingredients, this Nature Made Vitamin D3 supplement has no color added and no artificial flavors
$10.99
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−$14.70
Nature Made Extra Strength Vitamin D3 5000 IU (125 mcg), Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 180 Softgels, 180 Day Supply
- Immune, muscle, teeth and bone health support supplement: contains one 180 count bottle of Nature Made Extra Strength Vitamin D3 5000 IU (125 mcg) Softgels for a 180-day supply
- Nature Made Vitamin D 5000 IU softgels help improve calcium absorption, support bone health, teeth health, muscle health, and provide immune support
- This high dose Vitamin D 3 product is for those with higher Vitamin D needs and/or deficiency, as determined by a healthcare professional (1)
- Adults, take one Vitamin D3 Nature Made softgel daily with water and a meal
- Sourced from high-quality ingredients, this Nature Made Vit D3 supplement is gluten free and has no color added and no artificial flavors
$14.29
SALE
−$5.12
Nature Made Vitamin D3 2000 IU (50 mcg), Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 90 Softgels, 90 Day Supply
- Immune, muscle, teeth and bone health support supplement: contains one 90 count bottle of Nature Made Vitamin D3 2000 IU (50 mcg) Softgels for a 90-day supply
- Nature Made Vitamin D 2000 IU softgels support bone health, teeth health, muscle health, and provide immune support
- These Vitamin D 2000IU softgels help improve calcium absorption and contain 50mcg of Vitamin D 3, the body’s preferred form of Vitamin D
- Adults, take one Vitamin D3 softgel daily with water and a meal
- Sourced from high-quality ingredients, this Nature Made Vitamin D3 supplement has no color added and no artificial flavors
$5.87
Bronson Vitamin D3 10,000iu (250mcg) 1 Year Supply for Healthy Muscle Function and Immune Support, Non-GMO, 360 Tablets
- High Quality & Great Value: Bronson Basics Vitamin D3 provides 10,000 IU of D3 per tablet in a 1 year supply bottle. We strive to support your good health and well-being through high quality supplements at the best value.
- Healthy Immune Support: As Vitamin D is naturally formed in the body directly from sunshine exposure, its levels can be easily disrupted if our outdoor time is limited. Bronson’s Vitamin D3 provides the same form of Vitamin D that we obtain from the sun and helps to enable valuable daily replenishment to maintain overall good health.*
- Superior Quality: Laboratory tested GMO-Free, Gluten-Free and Soy-Free. Bronson products are in-house tested and carefully manufactured by trained professionals in our state-of-the-art facility that is located in Hauppauge, New York
- cGMP Premium Standards: Every product manufactured by Bronson is put through a rigorous process to ensure purity, potency and integrity. Through our very own cGMP Certified New York Facility that complies with the most current regulations, we promise to deliver top-quality supplements that are consistently verified for quality and safety
- 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.
$9.97
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−$19.83
Nature's Bounty Vitamin D3 5000 IU Softgels, Rapid Release, Immune Support, Vitamin D Supplements, 240 Ct
- IMMUNE SUPPORT (1): Nature Bounty's Vitamin D 5000 IU provides immune support; with each rapid-release softgel aiding in the regulation of T and B-lymphocytes (1)
- SUPPORTS STRONG BONES (1): This potent Vitamin D3 formula helps with calcium absorption, and supports strong, healthy bones in adults (1)
- YOUR DAILY SUNSHINE VITAMIN: Nature's Bounty Vitamin D3 replicate the form produced by sunlight, aiding in the maintenance of optimal Vitamin D levels (1)
- NON-GMO & GLUTEN-FREE: Our Vitamin D3 5000 iu softgels are created with a non-GMO, gluten-free formula, without sugar, artificial colors, or sweeteners
- EXCEPTIONAL QUALITY: Trust Nature's Bounty's commitment to quality and value; Utilizing the latest nutritional science, we offer premium vitamins and supplements
$8.78
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−$9.33
Nature's Bounty Vitamin D, Immune Support, Vitamin Supplement, 2000 IU, 50 mcg, Softgels, 350 Ct
- IMMUNE SUPPORT (1): Vitamin D3 is an essential nutrient for immune support. (1) Each serving contains 2000 IU of Vitamin D for immune benefits and may assist the immune system by helping to regulate T and B-lymphocytes (1)
- SUPPORTS STRONG BONES (1): In addition to immune support, getting a sufficient amount of Vitamin D is critical to building and maintaining strong bones in adults. (1) It is essential for calcium absorption to help support healthy bones (1)
- YEAR-ROUND SUPPORT: Vitamin D3 supplements contain the same form of Vitamin D that is naturally formed in the body through exposure to sunshine. Nature’s Bounty Vitamin D3 helps support the production of Vitamin D all year long (1)
- NON-GMO FORMULA: Nature’s Bounty Vitamin D3 Softgels are non-GMO, gluten- and sugar-free, and contain no artificial colors or sweeteners
- UNSURPASSED QUALITY AND VALUE: Using the latest breakthroughs in nutritional science and the finest ingredients, Nature’s Bounty provides supplements of unsurpassed quality and value
$11.66
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−$11.00
NOW Foods Supplements, Vitamin D-3 5,000 IU, High Potency, Structural Support*, 240 Softgels
- HIGH POTENCY/SUNSHINE VITAMIN: Highly-absorbable liquid softgel form of vitamin D-3
- VITAMIN D: Supports healthy immune system function and is essential for achieving and maintaining optimal bone mineral density*
- CERTIFICATIONS/CLASSIFICATIONS: Corn Free, Dairy Free, Egg Free, Halal, Kosher Contains Gelatin, Low Sodium, Made without Gluten, Non-GMO, Soy Free
- GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
- Packaged in the USA by a family owned and operated company since 1968.
$11.99
THORNE Vitamin D-5000 - Vitamin D3 Supplement - Support Healthy Bones, Teeth, Muscles, Cardiovascular, and Immune Function* - NSF Certified for Sport - Dairy-Free, Soy-Free - 60 Capsules
- Vitamin D3: Supports healthy teeth, bones, and muscles, as well as cardiovascular health and immune function*
- Optimal Absorption: Vitamin D3 is more potent and better absorbed than vitamin D2*
- NSF Certified: Supports high-performance nutrition programs and is NSF Certified for Sport
- Free From: Doesn't contain gluten, eggs, tree nuts, peanuts, dairy, soy, fish, or shellfish
- 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
$19.00
Last update on 2025-05-02 / Affiliate links / Images from Amazon Product Advertising API