Top 10 Best d3 1000 iu in 2026

Last Updated - 6/11/2026

🏆Best Choice

Nature Made

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

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•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
•Helps slow biological aging of cells; In a clinical study, taking 2000 IU vitamin D3 supplements for 4 years helped prevent leukocyte telomere shortening, preventing the equivalent of approx 3 years of cellular aging compared with placebo in older adults
•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
•United States Pharmacopeia (USP) Verified, #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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$11.99

$23.69

-49%

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Nature Made

Nature Made Vitamin D3 1000 IU (25 mcg), Vitamin D Supplement for Bone, Teeth, Muscle and Immune Health Support, 300 Softgels, 300 Day Supply

9.6

ChoiceComparer.com Score

9.6

/ 10

Outstanding

Main highlights

•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
•#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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$12.49

$19.29

-35%

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Nature Made

Nature Made Vitamin D3 1000 IU (25 mcg), Vitamin D Supplement for Bone, Teeth, Muscle and Immune Health Support, 180 Softgels, 180 Day Supply

9.4

ChoiceComparer.com Score

9.4

/ 10

Outstanding

Main highlights

•Immune, muscle, teeth and bone health support supplement: contains one 180 count bottle of Nature Made Vitamin D3 1000 IU (25 mcg) Softgels for a 180-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
•#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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$8.49

$12.49

-32%

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Nature Made

Nature Made Vitamin D3 5000 IU (125 mcg) Softgels, Extra Strength Vitamin D Supplement for Bone and Immune Health Support, 180 Count, 180 Day Supply

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•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
•United States Pharmacopeia (USP) Verified, #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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$14.15

$28.99

-51%

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Nature Made

Nature Made Vitamin D3 1000 IU (25 mcg), Vitamin D Supplement for Bone, Teeth, Muscle and Immune Health Support, 300 Tablets, 300 Day Supply

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Immune, muscle, teeth and bone health support supplement: contains one 300 count bottle of Nature Made Vitamin D3 1000 IU (25 mcg) Tablets for a 300-day supply
•Nature Made Vitamin D 1000 IU tablets support bone health, teeth health, muscle health, and provide immune support
•These Vitamin D 1000IU tablets help improve calcium absorption and contain 25mcg 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 has no color added and no artificial flavors
•Number 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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$9.05

$17.29

-48%

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Nature Made

Vitamin D3, 300 Softgels, Vitamin D 1000 IU (25 mcg) Helps Support Immune Health, Strong Bones and Teeth, & Muscle Function, 125% of the Daily Value for Vitamin D in Only One Daily Softgel

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•VITAMIN D3 IS ESSENTIAL TO A HEALTHY IMMUNE RESPONSE & MORE: Vitamin D is an essential nutrient that helps support a healthy immune response, aids in calcium absorption to support strong bones and teeth and supports muscle function
•THE BODY’S PREFERRED FORM OF VITAMIN D: Vitamin D3 is more effective than Vitamin D2 at raising and maintaining adequate Vitamin D levels throughout the body
•300-DAY SUPPLY: Contains 300 softgels Adults take 1 softgel daily with water and a meal
•HIGH QUALITY INGREDIENTS: Made from carefully selected ingredients under strict manufacturing practices and guaranteed to meet our high quality standards No color added No artificial flavors Gluten free
•#1 PHARMACIST RECOMMENDED VITAMIN & SUPPLEMENT BRAND: Nature Made is the #1 pharmacist recommeded vitamin and supplement brand, based on a survey of pharmacists who recommend branded vitamin and supplements
•USP VERIFIED: Because Nature Made is committed to quality and purity, this Vitamin D supplement is also USP Verified, an independent organization that tests for quality and purity
•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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$12.35

$17.99

-31%

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Nature Made

Nature Made® Vitamin D3 1000 IU, 600 Softgels

8.7

ChoiceComparer.com Score

8.7

/ 10

Good

Main highlights

•Nature Made Vitamin D3 1000 IU, 600 Softgels

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$21.80

$35.99

-39%

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Nature Made

Nature Made Vitamin D3, 100 Tablets, Vitamin D 1000 IU (25 mcg) Helps Support Immune Health, Strong Bones and Teeth, & Muscle Function, 125% of the Daily Value for Vitamin D in One Daily Tablet

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•VITAMIN D3 IS ESSENTIAL TO A HEALTHY IMMUNE RESPONSE & MORE: Vitamin D is an essential nutrient that helps support a healthy immune response, aids in calcium absorption to support strong bones and teeth and supports muscle function.
•THE BODY’S PREFERRED FORM OF VITAMIN D: Vitamin D3 is more effective than Vitamin D2 at raising and maintaining adequate Vitamin D levels throughout the body.Does Not Contain Any of the 8 Major Allergens
•100-DAY SUPPLY: Contains 100 tablets. Adults take 1 tablet daily with water and a meal.
•HIGH QUALITY INGREDIENTS: Made from carefully selected ingredients under strict manufacturing practices and guaranteed to meet our high quality standards. No color added. No artificial flavors. Gluten free.
•#1 PHARMACIST RECOMMENDED VITAMIN & SUPPLEMENT BRAND & USP VERIFIED(2): Because Nature Made is committed to quality and purity, this Vitamin D supplement is also USP Verified, an independent organization that tests for quality and purity.
•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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$5.75

$6.49

-11%

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Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.