What most people know about vitamin K is that vitamin K must be present for our blood to be able to clot. But vitamin K actually has many other benefits in addition to enabling our blood to clot.*

Since 1984, Thorne ha...

Buy Now From Amazon

Product Review

What most people know about vitamin K is that vitamin K must be present for our blood to be able to clot. But vitamin K actually has many other benefits in addition to enabling our blood to clot.*

Since 1984, Thorne has set the standard for the exceptional formulation and quality manufacturing of nutritional supplements. Thorne delivers premium, science-based products, a health diagnostics technology platform, and the latest in medical education. With more than 350 products, Thorne is the most dispensed brand by 30-40 year old health-care practitioners. Thorne is dedicated to improving the health of our community as well as increasing the knowledge of nutritional health and wellness. Since 2012, Thorne has partnered with educational institutes and local charities to donate more than $1M in products and profits.

Thorne products do not contain any unnecessary binders, coatings, disintegrants, fillers, or lubricants (including magnesium stearate) that could impair absorption. Thorne adheres to the FDA's current Good Manufacturing Practices (cGMPs) and has the highest number of NSF Certified for Sport products which tests for more than 200 banned substances for elite athletic competitions.

  • Helping to maintain the health and elasticity of your arteries*
  • Supporting healthy bones*
  • Balancing the effects of vitamin D*
  • Thorne products contain ingredients from the purest sources worldwide. Flavors, colors, preservatives, and sweeteners are derived from natural sources. Our products never contain gluten, Genetically Modified Organisms (known as GMOs), artificial preservatives, stearates, wheat, rye, barley, eggs, or nuts. This product does not contain dairy, soy, corn, sugar, or magnesium stearate
  • Thorne's commitment to integrity and science-backed products has helped us earn the trust of thousands of health-care professionals, U.S. National Teams, the Mayo Clinic, and families around the world

Similar Products

Thorne Research - Vitamin D-5000 - Vitamin D3 Supplement (5,000 IU) for Healthy Bones and Muscles- NSF Certified for Sport - 60 CapsulesThorne Research - Magnesium Citrate -To Support Energy Production, Heart and Lung Function, and Metabolism of Sugar and Carbs - 90 CapsulesThorne Research - Magnesium Citramate - Magnesium with Citrate-Malate to Promote Energy Production, Heart and Lung Function, and Metabolism of Sugar and Carbs - 90 CapsulesThorne Research - Vitamin D-1000 - Vitamin D3 Supplement (1,000 IU) for Healthy Bones and Muscles - 90 CapsulesThorne Research - Vitamin A - Vitamin A for Healthy Vision, Cellular Development, and Immune Function Support - 90 CapsulesThorne Research - Vitamin D-10,000 - Vitamin D3 Supplement (10,000 IU) for Healthy Bones and Muscles - 60 CapsulesThorne Research - Basic B Complex - B Vitamins in Their Active Forms - 60 CapsulesThorne Research - DiCalcium Malate - Concentrated Calcium Supplement with DimaCal for Bone Density Support - 120 CapsulesThorne Research - Meriva 500-SF (Soy Free) - Curcumin Phytosome Supplement - 120 Capsules