Net Contents
60 Capsule(s)
Serving Size
1 Capsule(s)
Servings Per Container
60
Supplement Form
Capsule
Bar Code (UPC/SKU)
6 93749 00661 9
Product Version
K171 LK17106
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
Single-ingredient formula listed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
1 ingredients report a %DV; 1 meet or exceed 100% DV.
Label states: Gluten-Free.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Free From
- Gluten
Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.
Supplement Facts
Serving Size: 1 Capsule(s) · 1–2 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Vitamin K | 6090 mcg | 5075% |
| Vitamin K2 | — | — |
| Menaquinone-4 | 5 mg | — |
| Vitamin K1 | 1 mg | — |
| Vitamin K2 | — | — |
| Menaquinone-7 | 90 mcg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Suggested use: Take 1 capsule one to two times daily or as recommended by your health-care practitioner.
Warnings & Precautions
Precautions re: All Other
Tamper evident: Use only if bottle is sealed.
Precautions re: Pregnant or Nursing or Prescription Medications
If pregnant, consult your health-care practitioner before using this product.
Precautions re: Pregnant or Nursing or Prescription Medications
As vitamin K interferes with the effect of anti-coagulant drugs (like Coumadin), the concurrent use of these agents should be avoided.
Storage
Storage
Store tightly sealed in a cool, dry place.
Formulation
Formulation re: Other
Bone support Foundational Heart/Vessels
Formulation re: Does NOT Contain
Gluten free
Formula re: Contains
Vitamin K K1 and two forms of K2
FDA Statements
FDA Statement of Identity
Dietary Supplement
FDA Disclaimer Statement
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Other Label Statements
Seals/Symbols
Manufactured in the USA using US & imported ingredients NSF Contents Certified
Manufacturer & Distributor
Manufacturer
Thorne Research, Inc.
1-800-228-1966
Market Reference
Thorne 3-K Complete 60 Capsules
Thorne4.8(735)$31.00Thorne 1 fl. oz Liquid
Target4.7(434)$75.00Thorne Research KD500- Thorne Liquid Dietary Supplement
Grove Collaborative4.8(9900)$34.00Vitamin K
ThorneVet$31.00Thorne Concentrated Heart and Bone Support Supplement
Cincinnati Health Institute$75.00Thorne Research Liquid
Vitamart.ca4.8(75)$30.09Vitamin K2
ThorneVet$75.00Wellness Supplement with Vitamin K
SuzanneSomers.com4.9(15)$39.99
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
The Vitamin Shoppe
4.4 (63)Vitamin & supplements store
3538 Zafarano Dr, Santa Fe, NM 87507
GNC
2.7 (46)Vitamin & supplements store
3003 S St Francis Dr spc b, Santa Fe, NM 87505
Research & Studies
On the trail of the elusive X-factor
C Masterjohn, ASY Mystery, K Vitamin… - Wise Traditions, 2007 - cdahealing.com
… in vitamin K or vitamin K-dependent proteins. Warfarin, which inhibits the recycling of vitamin K, enhances vitamin D … Carlson's product is less expensive than Thorne's, but comes in dry …
200722 citationsPrevalence and Risk Factors for Infantile Bleeding and Mortality in Rural Bangladesh: Is Vitamin K Deficiency a Cause?
AL Thorne‐Lyman, M Rashid, L Wu… - The FASEB …, 2017 - Wiley Online Library
… Vitamin K deficiency is a presumptive cause but this remains unknown. … While several risk factors were identified, vitamin K deficiency remains a presumptive cause due widespread lack …
2017Nutr Res: High-dose vitamin K supplementation reduces fracture incidence in postmenopausal women: a review of the literature
J Iwamoto, Y Sato, T Takeda… - Alternative Medicine …, 2009 - go.gale.com
… ) have concluded that vitamin K is effective in preventing fractures, the effect of vitamin K on the … The objective of the present review of the literature was to evaluate the effect of vitamin K …
2009Osteoporosis: integrating biomarkers and other diagnostic correlates into the management of bone fragility
RK McCormick - Alternative Medicine Review, 2007 - anaturalhealingcenter.com
… As examples, the clinician may recommend vitamin K and potassium to reduce hypercalciuria, a-lipoic acid and N-acetylcysteine to reduce the bone resorption marker N-telopeptide (N-…
2007216 citationsVITAMIN K2 combined with Vitamin D3 IMPROVES bone density
W Faloon - community.breastcancer.org
Yes, I know this is not an article from a research journal. It does, however, detail and discuss at length, significant Vitamin K2 research in an easy to understand format, with citations …
VK1 vitamin K1 VK2 vitamin K2 VK3 vitamin K3
VHL Von Hippel–Lindau - Role of Nutrigenomics in Modern-day …, 2023 - researchgate.net
… Vitamin K functions as the cofactor of the enzyme vitamin K-… Phylloquinone (vitamin K1) and menaquinones (vitamin K2, … menadione (vitamin K3) is a synthetic form of vitamin K (Furie…
2023
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2025-05-21. DSLD Label ID: 328817. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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