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Vitamin D-3 1000 IU

NOW
4.8
(28602 ratings)
Vitamin D 1000 IU
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Score97

A simple 1000 IU softgel that offers a reliable way to support daily immune and bone health.

How scoring works
Quantity:90 Softgel(s)(90 servings)
Goals:
General Health
Immunity
Anti-Inflammatory Support
Anti-Aging
Testosterone Support
Energy

Score 97

A simple 1000 IU softgel that offers a reliable way to support daily immune and bone health.

How scoring works
$9.17($0.10 per serving)
iHerb
$ 9.17
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Analysis

This is a straightforward Vitamin D3 supplement that uses lanolin as its source. It provides 1000 IU per serving, which is a common amount used to support general wellness and maintain healthy levels during months with less sun exposure.

Because Vitamin D is fat-soluble, the softgel format is a practical choice as it helps the nutrient get into your system efficiently. This product is a good fit for someone looking for a simple, no-frills way to support their immune system and skeletal strength every day.

Pros

  • Oil-based softgel for better absorption
  • Appropriate dose for daily maintenance
  • No unnecessary additives
  • Uses the preferred D3 form

Cons

  • Not suitable for vegans (lanolin-sourced)
  • Dose may be low for those with a significant deficiency

Warnings

  • Contains bovine gelatin in the softgel
  • Best taken with a meal containing some fat

Nutrient quality

95 Highest impact

Nutrient quality appears high due to the utilize of bioavailable cholecalciferol in an oil-based delivery system. The 1,000 IU dose is well-regarded for safe daily maintenance without risk of overconsumption.

Ingredient transparency

98 Highest impact

Transparency is excellent as the specific form and amount of the active ingredient are clearly stated. Labeling follows standard industry practices for clear consumer information.

Customer satisfaction

97 Highest impact

Customer feedback is exceptionally strong, reflecting a high level of trust and consistent experience. A very high volume of reviews suggests the rating is reliable and representative of consumer results.

Value for money

95 Highest impact

This product provides excellent value given the high serving count and reputable brand sourcing. The price per serving is competitive for a bioavailable oil-based format.

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Goals

Impact
Highest effect
A+ Goal FitA Strength of SupportC CoverageA+ Formula Quality

Cholecalciferol (1000 IU) supports immune function and maintains healthy bone density for general daily wellness. Sourced from lanolin, this Vitamin D3 is delivered in a softgel format to enhance the absorption of this fat-soluble nutrient.

This simple, high-purity formulation provides an appropriate maintenance dose for individuals looking to support systemic health. It is a highly efficient and well-vetted option for foundational nutritional support.

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Impact
Highest effect
A+ Goal FitA- Strength of SupportC+ CoverageA Formula Quality

Vitamin D3 sourced from lanolin provides essential support for the regulation of both innate and adaptive immune responses. This targeted formulation focuses on maintaining healthy serum levels of a critical pro-hormone for immune surveillance.

The use of an oil-based softgel ensures optimal absorption for this fat-soluble nutrient. While effective for maintenance, the 1,000 IU dose may be lower than what is required for therapeutic correction in individuals with significant deficiency.

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Impact
Highest effect
A Goal FitB Strength of SupportC CoverageA+ Formula Quality

Vitamin D3 acts as a critical immunomodulator that assists in regulating the production of pro-inflammatory cytokines. Standard maintenance dosing helps support the resolution of inflammatory signaling through the vitamin D receptor.

Lipid-based softgel delivery is essential for the effective absorption of this fat-soluble nutrient. This focused single-ingredient approach provides reliable support for long-term health without the distraction of fillers.

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Impact
Highest effect
B+ Goal FitB Strength of SupportC CoverageA+ Formula Quality

This softgel provides 1000 IU of Vitamin D3 derived from lanolin to support skeletal health and immune function as one ages. Vitamin D3 is a foundational nutrient for longevity, playing a critical role in bone density and systemic immune resilience.

The lipid-based softgel delivery system is ideal for the absorption of this fat-soluble vitamin. While effective for basic maintenance, the 1000 IU dose is on the lower end for those seeking significant therapeutic or corrective benefits.

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Impact
Highest effect
A Goal FitB Strength of SupportD CoverageA+ Formula Quality

Vitamin D3 is provided in a bioavailable softgel format to support foundational pro-hormone levels. Proper vitamin D status is essential for the healthy function of Leydig cells in the testes.

The dose of 1000 IU is suitable for maintenance but may be low for those correcting a deficiency to support testosterone. Softgel delivery ensures better absorption of this fat-soluble nutrient compared to dry capsules.

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Impact
High effect
B+ Goal FitB Strength of SupportD+ CoverageA+ Formula Quality

Vitamin D3 facilitates mitochondrial oxidative capacity and overall metabolic function. Cholecalciferol is a foundational nutrient for maintaining systemic vitality.

Softgel delivery facilitates the absorption of this fat-soluble vitamin for better systemic availability. The dosage is safe for maintenance but lower than levels typically used for intensive support.

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Ingredients

IngredientAmount per serving
Vitamin D3 (Lanolin)
1000 IU
Gluten Free Adults 18–50 Dairy Free Sugar Free
Report overview
A+ Active Ingredient Quality & BioavailabilityC+ Dose, Safety & Label TransparencyC Value
This supplement provides a standard maintenance dose of Vitamin D3 in a highly absorbable softgel form. It is a straightforward, effective option for individuals looking to maintain healthy vitamin levels without unnecessary complex ingredients.
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