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K2 MK-4 500 mcg

product on market Tablet or Pill Rite Aid Pharmacy Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamin K2 (MK-4) is researched for its role in supporting bone health and calcium regulation, though evidence for this specific dosage is limited. Stevia leaf extract serves as a non-nutritive sweetener. The overall evidence coverage for this ingredient profile is very low.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for K2 MK-4 500 mcg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Micro Quick Absorb Tablet(s)
Serving Size
90
Servings
Botanical with Nutrients
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

500 mcg (417% DV)
4.2× RDA — above typical dose 275 studies (A:9, B:175)
Stevia leaf extract
1 mg

Other Ingredients

Lactose Acacia Gum
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

Directions: As a dietary supplement, dissolve one Micro Quick Absorb Tablet under the tongue as directed by your healthcare provider. This product may also be chewed or swallowed.

Warnings & Precautions

Contains dairy ingredients/Milk

Keep out of reach of children.

Warning: If you are currently taking any anti-coagulant drugs (e.g. warfarin, coumadin, heparin) or if you are pregnant/lactating, consult your healthcare provider before consumption.

Tamper evident: Do not use if printed seal on cap is broken or missing.

Formulation Notes

Free from Non GMO No gluten No artificial colors No artificial flavors

Micro Quick Absorb Instant dissolve tablets

Tablet color, taste, texture (smell and touch) may vary slightly from batch to batch. Potency is not affected by these natural variances.

Made in USA

Satisfaction Guarantee If you're not satisfied, we'll happily refund your money.

Metadata

Product Details

DSLD Entry Date2025-01-23
Product TypeBotanical with Nutrients
FormTablet or Pill
BrandRite Aid Pharmacy
DSLD ID320489
Data Updated2026-04-11
Research

Research Evidence

332
Research Sources
59
Avg Quality
220
Meta Analysis
56
Systematic Review
30
Rct
16
Clinical Trial
3
Guideline
3
Regulatory Source
1
Narrative Review
1
Other
1
Openfda Safety
A Duration of treatment with vitamin K antagonists in symptomatic venous thromboembolism
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Antiplatelet and anticoagulant agents for secondary prevention of stroke and other thromboembolic events in people with antiphospholipid syndrome
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Anticoagulants (extended duration) for prevention of venous thromboembolism following total hip or knee replacement or hip fracture repair
Meta Analysis The Cochrane database of systematic reviews 2016 PubMed DOI
A Antiplatelet and anticoagulant agents for secondary prevention of stroke and other thromboembolic events in people with antiphospholipid syndrome
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Direct factor Xa inhibitors versus low molecular weight heparins or vitamin K antagonists for prevention of venous thromboembolism in elective primary hip or knee replacement or hip fracture repair
Meta Analysis The Cochrane database of systematic reviews 2025 PubMed DOI
A Factor Xa inhibitors versus vitamin K antagonists for preventing cerebral or systemic embolism in patients with atrial fibrillation
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Antiplatelet agents and anticoagulants for hypertension
Systematic Review The Cochrane database of systematic reviews 2022 PubMed DOI
A Primary prophylaxis for venous thromboembolism in ambulatory cancer patients receiving chemotherapy
Meta Analysis The Cochrane database of systematic reviews 2012 PubMed DOI
A Factor Xa inhibitors versus vitamin K antagonists for preventing cerebral or systemic embolism in patients with atrial fibrillation
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Anticoagulation for the long-term treatment of venous thromboembolism in patients with cancer
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
View all evidence for Vitamin K →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.