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Vitamin D3 10000 IU

Natrol
4.8
★ ★ ★ ★ ★
(1983 ratings)
Boron 3 mg
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Score93

A potent combination of Vitamin D3 and boron for robust bone and mineral support.

How scoring works
Quantity:60 Tablet(s) • (60 servings)
Goals:
Testosterone Support
General Health

Score 93

A potent combination of Vitamin D3 and boron for robust bone and mineral support.

How scoring works
$10.95($0.18 per serving)
Vitacost
$ 13.16
Amazon
$ 10.95
iHerb
$ 13.16
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Analysis

These tablets provide 250 mcg (10,000 IU) of Vitamin D3 and 3 mg of boron citrate. Boron helps with the way the body uses Vitamin D and other minerals, making this a logical and efficient pairing.

This product is particularly useful for individuals looking to address significant nutritional gaps in their daily routine. It is a simple, targeted way to support long-term skeletal and systemic health.

Pros

  • High-potency Vitamin D3
  • Includes bioavailable boron citrate
  • Simple, targeted formula
  • Supports mineral metabolism

Cons

  • Vitamin D3 dose is very high
  • Requires monitoring by a professional
  • Standard tablet format

Warnings

  • High dose; consult a professional before use
  • Monitor blood levels of Vitamin D

Nutrient quality

87 Highest impact

The combination of high-potency Vitamin D3 and boron citrate provides strong synergy for skeletal and hormonal health. Dosages are meaningful, though the D3 amount is very high for some individuals.

Ingredient transparency

100 Highest impact

The label clearly states the amounts for both active ingredients, facilitating precise dose tracking. Transparency is excellent, with both nutrient forms and quantities fully disclosed.

Customer satisfaction

95 Highest impact

High ratings and a large review count reflect strong consumer satisfaction and perceived efficacy. Feedback consistently supports the product's quality, particularly for users targeting D3 repletion.

Value for money

90 Highest impact

The cost per serving is low for such a high-potency D3 and boron combination. It represents a very economical choice for those seeking therapeutic levels of these specific nutrients.

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Goals

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

Vitamin D3 and Boron are provided in therapeutic quantities to support hormone synthesis and the availability of free testosterone. Vitamin D3 functions as a critical pro-hormone building block, while Boron specifically assists in modulating sex hormone-binding globulin.

This simple, targeted formula provides a robust serving of core cofactors with high bioavailability. It serves as an effective foundational tool for addressing several of the major biological mechanisms involved in hormonal optimization.

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

Vitamin D3 and boron work together to support foundational bone health and the maintenance of hormonal balance. D3 is a critical nutrient for immune readiness and calcium absorption, while boron acts as a trace mineral that supports metabolic efficiency.

The 10,000 IU dose of D3 is exceptionally high and may be useful for addressing significant deficiencies under clinical supervision. Combined with 3 mg of boron, the formulation provides strong support for structural and systemic health maintenance.

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Ingredients

IngredientAmount per serving
Vitamin D3 (Cholecalciferol)
250 mcg
Boron (Boron Citrate)
3 mg
Adults 18–50 Dairy Free Women
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C Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyC Value
This vitamin D3 supplement includes a clinical 3mg dose of boron citrate for synergistic support. It offers high quality and good transparency at an attractive price point.
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