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Vitamin D3 and K2 softgels in a small white bottle

Northmark Labs

Vitamin D3 + K2

A conservative daily dose intended to be paired with a 25-OH vitamin D measurement.

Documentation Reviewed

We reviewed the manufacturer's testing documentation for completeness and consistency. Reviewing paperwork is not the same as independently testing the product.

$22.00

90 servings · 1 softgel (2,000 IU D3, 90 mcg K2 MK-7)

Add to my protocol (demo)

Supplement facts

Amount per serving for Vitamin D3 + K2
IngredientPer serving% DV
Vitamin D3 (cholecalciferol)50 mcg (2,000 IU)250%
Vitamin K2 (MK-7)90 mcg75%

Directions from the manufacturer

Take 1 softgel daily with food.

Warnings

  • Vitamin K can interact with warfarin. Speak with your clinician.

Product quality profile

Separate dimensions, deliberately not combined into a single score. A single number would imply precision that does not exist.

Testing transparency
3/5
Independent verification
2/5
Formulation quality
4/5
Evidence alignment
4/5
Dose transparency
5/5
Manufacturing transparency
3/5
Value
5/5
Verified buyer satisfaction
No verified-buyer reviews yet

Related biomarkers

  • Vitamin D, 25-OH
Reviews are open only to authenticated verified purchasers, so there are none to show for this product yet. We do not write, buy or generate reviews.

Contract manufactured in a cGMP-registered US facility (demo record).

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Independently Tested

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This product is a dietary supplement. It is not intended to diagnose, treat, cure or prevent any disease. Discuss new supplements with a licensed clinician, especially if you take prescription medication.