4D NUTRITION D3 + K2, 5000 IU supplement bottle
4D NUTRITION

D3 + K2, 5000 IU

What We Researched
4 active ingredients analyzed · 1 inactive ingredient decoded · 1 retailer compared · Last updated: Mar 2026
88
Product Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D3 (Cholecalciferol) 125 mcg 625%
Vitamin K2 (mk-7) 100 mcg
Calcium (As Calcium Carbonate) 210 mg 15%
BioPerine® (Black Pepper Fruit Extract) 5 mg
Bioavailability Very Good

Absorption Rating

  • Vitamin D3 (Cholecalciferol) Good
  • Vitamin K2 (mk-7) Good
  • Calcium (As Calcium Carbonate) Fair
  • BioPerine® (Black Pepper Fruit Extract) Good
Other Ingredients Excellent

Fillers & Additives

  • Cellulose (Vegetable Capsule)
Efficacy Good

Dosage Analysis

  • Vitamin D3 (Cholecalciferol) 125 mcg High
  • Vitamin K2 (mk-7) 100 mcg Effective
  • Calcium (As Calcium Carbonate) 210 mg Under-dosed
  • BioPerine® (Black Pepper Fruit Extract) 5 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3 (Cholecalciferol) 125 mcg 625%
Vitamin K2 (mk-7) 100 mcg
Calcium (As Calcium Carbonate) 210 mg 15%
BioPerine® (Black Pepper Fruit Extract) 5 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose (Vegetable Capsule) Safe

It is used to encapsulate the supplement ingredients.

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

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Frequently Asked Questions
Is 4D NUTRITION D3 + K2, 5000 IU a good supplement?

4D NUTRITION D3 + K2, 5000 IU received a product quality score of 88/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 4 active ingredients with 60 servings per container. All 1 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives.

What are the ingredients in 4D NUTRITION D3 + K2, 5000 IU?

4D NUTRITION D3 + K2, 5000 IU contains 4 active ingredients: Vitamin D3 (Cholecalciferol) (125 mcg), Vitamin K2 (mk-7) (100 mcg), Calcium (As Calcium Carbonate) (210 mg), BioPerine® (Black Pepper Fruit Extract) (5 mg). Notable high-dose ingredients include Vitamin D3 at 625% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is 4D NUTRITION D3 + K2, 5000 IU safe to take?

4D NUTRITION D3 + K2, 5000 IU has been analyzed for ingredient safety across all its components. All 1 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.