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Natural Factors SunVitamin D3 Softgels 1000 IU, 500 Softgels
Natural Factors SunVitamin D3 Softgels 1000 IU
Natural Factors SunVitamin D3 Softgels provide 1,000 IU (25 mcg) of vitamin D3 per softgel in a convenient oil-based softgel. Vitamin D3 (cholecalciferol) helps support calcium and phosphorus absorption, strong bones and teeth, immune function, and overall vitamin D status. The formula uses organic flaxseed oil, providing a fat-containing base for this fat-soluble vitamin.
Vitamin D3 • 1,000 IU • 25 mcg • Softgel • Bone & Immune Support
What it is
Provides 1,000 IU (25 mcg) of vitamin D3 per softgel.
Uses vitamin D3 (cholecalciferol), the form of vitamin D naturally produced by the skin in response to sunlight.
Delivered in an organic flaxseed oil base.
Easy-to-swallow softgel format.
Designed for convenient daily vitamin D supplementation.
Available in multiple bottle sizes, including 180, 360, and 500 softgels.
Who it’s for
Adults looking for a moderate daily dose of vitamin D3.
People who have limited sun exposure.
Individuals wanting to support bones and teeth.
Those looking for vitamin D to support calcium absorption.
People wanting additional immune-system support.
Anyone who prefers a softgel rather than liquid drops or tablets.
What it does
Helps maintain adequate vitamin D levels.
Helps the body absorb and use calcium and phosphorus.
Supports the development and maintenance of strong bones and teeth.
Helps support normal immune function.
Vitamin D is important for normal muscle function.
Supports normal calcium metabolism and bone mineralization.
Key Ingredient Roles
Vitamin D3 (Cholecalciferol) – 1,000 IU / 25 mcg
Supports calcium and phosphorus utilization.
Helps maintain healthy bones and teeth.
Supports normal immune function.
Helps prevent vitamin D deficiency.
D3 is generally more effective than D2 at raising blood 25(OH)D levels.
Organic Flaxseed Oil
Provides the oil-based delivery medium for vitamin D3.
Because vitamin D is fat-soluble, taking it with a source of fat supports absorption.
What’s unique about it?
The main advantage of SunVitamin D3 1000 IU is its simple, straightforward formula: 1,000 IU of vitamin D3 in an oil-based softgel. It is a good option when a person wants a moderate daily dose without additional vitamins or minerals.
Compared with the SunVitamin D3 Drops 2500 IU, the 1,000 IU softgel provides a lower dose and a fixed amount per capsule, making it particularly convenient for routine daily supplementation.
Suggested Use
Adults: 1 softgel daily, or as directed by a healthcare practitioner.
1,000 IU Vitamin D3 = Convenient daily vitamin D support for bones, teeth, calcium absorption & immune function.
Natural Factors SunVitamin D3 Softgels 1000 IU
Natural Factors SunVitamin D3 Softgels provide 1,000 IU (25 mcg) of vitamin D3 per softgel in a convenient oil-based softgel. Vitamin D3 (cholecalciferol) helps support calcium and phosphorus absorption, strong bones and teeth, immune function, and overall vitamin D status. The formula uses organic flaxseed oil, providing a fat-containing base for this fat-soluble vitamin.
Vitamin D3 • 1,000 IU • 25 mcg • Softgel • Bone & Immune Support
What it is
Provides 1,000 IU (25 mcg) of vitamin D3 per softgel.
Uses vitamin D3 (cholecalciferol), the form of vitamin D naturally produced by the skin in response to sunlight.
Delivered in an organic flaxseed oil base.
Easy-to-swallow softgel format.
Designed for convenient daily vitamin D supplementation.
Available in multiple bottle sizes, including 180, 360, and 500 softgels.
Who it’s for
Adults looking for a moderate daily dose of vitamin D3.
People who have limited sun exposure.
Individuals wanting to support bones and teeth.
Those looking for vitamin D to support calcium absorption.
People wanting additional immune-system support.
Anyone who prefers a softgel rather than liquid drops or tablets.
What it does
Helps maintain adequate vitamin D levels.
Helps the body absorb and use calcium and phosphorus.
Supports the development and maintenance of strong bones and teeth.
Helps support normal immune function.
Vitamin D is important for normal muscle function.
Supports normal calcium metabolism and bone mineralization.
Key Ingredient Roles
Vitamin D3 (Cholecalciferol) – 1,000 IU / 25 mcg
Supports calcium and phosphorus utilization.
Helps maintain healthy bones and teeth.
Supports normal immune function.
Helps prevent vitamin D deficiency.
D3 is generally more effective than D2 at raising blood 25(OH)D levels.
Organic Flaxseed Oil
Provides the oil-based delivery medium for vitamin D3.
Because vitamin D is fat-soluble, taking it with a source of fat supports absorption.
What’s unique about it?
The main advantage of SunVitamin D3 1000 IU is its simple, straightforward formula: 1,000 IU of vitamin D3 in an oil-based softgel. It is a good option when a person wants a moderate daily dose without additional vitamins or minerals.
Compared with the SunVitamin D3 Drops 2500 IU, the 1,000 IU softgel provides a lower dose and a fixed amount per capsule, making it particularly convenient for routine daily supplementation.
Suggested Use
Adults: 1 softgel daily, or as directed by a healthcare practitioner.
1,000 IU Vitamin D3 = Convenient daily vitamin D support for bones, teeth, calcium absorption & immune function.

