10 Best D3 Supplements Reviewed as of May 2024

Reviews Scanned

Sale1

Nature Made Vitamin D3 1000 IU (25 mcg) Softgel, Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 300 Day Supply,300 Count (Pack of 1)

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 is gluten free and has no color added and no artificial flavors

Sale2

Nature Made Vitamin D3 2000 IU (50 mcg), Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 100 Tablets, 100 Day Supply

Immune, muscle, teeth and bone health support supplement: contains one 100 count bottle of Nature Made Vitamin D3 2000 IU (50 mcg) Tablets for a 100-day supply
Nature Made Vitamin D 2000 IU tablets support bone health, teeth health, muscle health, and provide immune support
These Vitamin D 2000IU tablets help improve calcium absorption and contain 50mcg of Vitamin D 3, the body’s preferred form of Vitamin D
Adults, take one Vitamin D3 tablet daily with water and a meal
Sourced from high-quality ingredients, this Nature Made Vitamin D3 supplement is gluten free and has no color added and no artificial flavors

NatureWise Vitamin D3 5000iu (125 mcg) 1 Year Supply for Healthy Muscle Function, and Immune Support, Non-GMO, Gluten Free in Cold-Pressed Olive Oil, Packaging Vary ( Mini Softgel), 360 Count

An essential Vitamin: Vitamin D is an essential nutrient for healthy bones, teeth, muscle function, and immune system support. The mayo Clinic estimates that 25%-50% of the general population may be Vitamin D deficient.
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.

Sale4

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

NatureWise Vitamin D3 2000iu (50 mcg) Healthy Muscle Function, and Immune Support, Non-GMO, Gluten Free in Cold-Pressed Olive Oil, Packaging Vary ( Mini Softgel), 360 Count(Pack of 1)

GET YOUR ESSENTIAL DAILY DOSE: The Endocrine Society recommends 1,000-2,000IU of Vitamin D per day to maintain healthy bones, teeth, muscles and immune function.
MOST ACTIVE FORM: NatureWise Vitamin D3 delivers the same biologically active form of Vitamin D that is naturally produced in the body from sunlight — without the risky UVB exposure.
SUPERIOR ABSORPTION: Vitamin D is a fat-soluble vitamin that requires dietary fat for the body to absorb it. Our Vitamin D3 is delivered in certified organic olive oil, a healthy fat source that improves bioavailability.
PURE & NATURAL: NatureWise Vitamin D3 is all natural, non-GMO, and gluten free with no artificial additives, fillers or binders. We respect the intelligence of nature — and the intelligence of our customers.
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.

Sale6

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

Sports Research Vitamin D3 K2 with Coconut Oil | Plant Based Vitamin K2 MK7 + Vegan D3 5000iu | Vegan Certified, Soy & Gluten Free - 60 Count Softgels

D3+K2 - BETTER TOGETHER: On their own, Vitamins D3 and K2 are essential micronutrients, but together, they're an essential team. Vitamin D3 helps your body absorb calcium, while vitamin K2 directs calcium to your bones instead of joints and arteries, where too much calcium could be problematic. Not that's teamwork!
PLANT BASED: Our Vitamin D and K supplement for women and men contains vegan D3 (cholecalciferol) from lichen and K2 from fermented chickpeas with added Coconut MCT Oil for enhanced absorption. This two-in-one super supplement is 100% free of animal ingredients and encapsulated in the first carrageenan-free plantgel softgel.
ONE-A-DAY FORMULA: Get the best of both worlds with Sports Research D3+K2. Just one easy-to-swallow veggie softgel provides 125cg (5000iu) of Vegan & 100mcg of Vitamin K2 (as MK7, the form of K2 with the highest bioavailability) for stronger bones and immune system support so you can shine your brightest.*
QUALITY TESTED: We hold all of our supplements to a higher standard. Our K2 with D3 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.
THE SPORT OF LIFE: Founded in Southern California in 1980, Sports Research is a family-owned business born from a passion for fitness and wellness. Our goal is to embrace the sport of life through research-backed products created for every body—inside and out.

Sale8

Nature Made Vitamin D3 2000 IU (50 mcg), Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 250 Softgels, 250 Day Supply

Immune, muscle, teeth and bone health support supplement: contains one 250 count bottle of Nature Made Vitamin D3 2000 IU (50 mcg) Softgels for a 250-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 is gluten free and has no color added and no artificial flavors

Sale9

NOW 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.

Sale10

Nature's Bounty Vitamin D3, Immune Support, 125 mcg (5000iu), Rapid Release Softgels, 240 Ct

IMMUNE SUPPORT (1) Vitamin D3 is an essential nutrient for immune support; each serving contains 125 mcg (5000iu) 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)
YOUR DAILY SUNSHINE VITAMIN 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 maintain Vitamin D levels in the body
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

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