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Hypoallergenic* product free of the following common allergens: milk/casein, shellfish, and yeast. Trusted by healthcare practitioners since 1969, Klaire Labs products are developed closely with physicians and are intended to be used as directed by a healthcare practitioner.

Ingredients matter - sourced using only the finest raw ingredients with the purity and potency your body deserves. But did you know there’s more than one kind of K2? These different forms are called menaquinones. Our formulations are created using the ingredients and dosages used in the studies that inspired them, effective formulas made with the highest standards and based on the latest scientific findings.
The bone matrix is the lattice-like support structure that makes your bones strong, and yet also flexible. To help support bone mineral density, you’re looking for K2 menaquinone-4—about 45, 000 mcg a day, to be precise. Happy osteoblasts, happy bones! Healthy bone density – and what we mean by bones structure is the bone matrix. This kind of k2 helps osteoblasts “glue” calcium and other essential bone minerals to the bone matrix. Making it stronger.

Helps maintain bone health. 1 mg of vitamin K2 MK4 per drop.

Ultimate eye care & support: macuhealth is at the forefront of nutritional vision supplements for eye health.
Plus, it acts as antioxidants that protect the eyes from blue light, ZEAXANTHIN & LUTEIN: Lutein, excessive computer, meso-zeaxanthin, and phone use. Doctor recommended for eye health: macuhealth embraces the science to set a new standard for nutritional vision supplements in the eye care industry and aims to replenish your macular pigment to protect your good eyesight and enhance visual performance.

Our easy-to-swallow vitamin d3 K2 PlantGel capsules are an easy way to add these two essential micronutrient vitamins to your diet. We offer sixty 60 k2 and D3 vitamin supplements for a one 1 month supply. Sports research supplements for women and men are carefully designed to be safe, our family has been dedicated to providing the highest quality health and wellness products for yours.
We promise a commitment to quality, and of the finest quality. Better together: known as the "sunshine vitamin, " vitamin d3 helps maintain strong bones by helping you metabolize calcium and supports a healthy immune system. Feel the sports Research difference for a happier, effective, healthier you! Manufactured in the usa: our vitamin d3 + k2 softgels are manufactured in cGMP compliant facilities and 3rd party quality tested right here in the USA. Vitamins d & K work better when taken together.

Vitamin k2 keeps calcium out of your arterial lining, preventing calcification of coronary arteries*.

*. Hence customers are expected to be available during the product delivery. Vitamin k2 is absorbed more completely, blood vessels and other soft tissues. *. Vitamin k2 belongs to the group of vitamin K compounds called “menaquinones” which demonstrate greater bioactivity when compared to vitamin K1 the ordinary form of supplemental vitamin K.
Vitamin k is a family of fat-soluble vitamins with similar structures, remains in the body longer and delivers more benefits for bones, but different metabolic properties. Best calcium absorption - natural vitamin k2 helps support blood vessels and bone health by helping your body’s absorption of calcium. Once calcium is absorbed from the bloodstream, it lessens the chance of calcification and directs calcium to your bones. *.

*. Active trans mk-7 & mk-4: contains mk-7 & mk-4 in the bioactive ‘trans’ form. Tested for purity, tested, & freshness: innovix vitamin k2 Full Spectrum is encapsulated, POTENCY, and bottled in California.
Contains mk-4 and mk-7: mk-4 and mk-7 are distinct vitamins and play separate roles in your health. Does not contain a blend of TRANS and CIS forms. Mk-4 is the predominant K2 in the body. Always verified by third-party testing for your peace of mind. What you get: product currently shipping from amazon expires on 02/09/2025.
1. Relentless Improvement
#ad
Relentless Improvement Vitamin K2 Mk4 Vegan Naturally-Derived
#adRelentless Improvement #ad - 15, 000 mcg 15mg per capsule vitamin K2 Mk4 Lowest cost per mg/mcg than any other MK4 product. No magnesium stearate or silicon dioxide 90 vegecapsules #4 size are easy to swallow.More information #ad
The mk-4 in this product is < 1% CIS Form, pharmaceutical-grade purity. Product quality and claimed content is documented to EXCEED label claim, across different batches, by FOUR different highly-respected, FDA-registered, USA-based, outside testing laboratories.Brand | Relentless Improvement #ad |
Manufacturer | Relentless Improvement #ad |
Height | 2 Inches |
Length | 1.5 Inches |
Weight | 0 Pounds |
Width | 1.5 Inches |
Part Number | RIK2 |
More information #ad
2. Relentless Improvement
#ad
Relentless Improvement Vitamin K2 MK4 Plus MK7 Vegan Naturally-Derived
#adRelentless Improvement #ad - No soy - derived from natural Geraniol extract | Active material is AVA certified vegan. 15, 000 mcg mk-4 plus 60 mcg mk-7 in one easy to swallow capsule. 90 vegecapsules per bottle. Pharmaceutical-grade purity mk-4 in this product is < 1% cis form, the MK-7 isMore information #ad
Brand | Relentless Improvement #ad |
Manufacturer | Relentless Improvement #ad |
Height | 3 Inches |
Length | 2 Inches |
Width | 2 Inches |
Part Number | RIK2PLUS |
More information #ad
3. Klaire Labs
#ad
Hypoallergenic Vitamin K as Menatetrenone 90 Capsules, Klaire Labs Ultra K2 MK4 15000mcg, 15mg K2 Vitamins for Men & Women, Vitamin K2 Supplement to Support Bone & Cardiovascular Health
#adKlaire Labs #ad - Ultra k2 contains 15 mg of vitamin K as vitamin K2 as menatetrenone. Vitamin k supports cardiovascular, bone, and connective tissue health. *. Contains no artificial colors, tree nuts, corn, gluten, fish, flavors, peanuts, wheat, soybeans, eggs, or preservatives.Hypoallergenic* product free of the following common allergens: milk/casein, shellfish, and yeast. Trusted by healthcare practitioners since 1969, Klaire Labs products are developed closely with physicians and are intended to be used as directed by a healthcare practitioner.
More information #ad
Vitamin k2 plays an important role when it comes to calcium. In fact, it's the ability of this vitamin to activate the calcium-binding properties of proteins that enables calcium to travel to and benefit tissues around the body. *.Brand | Klaire Labs #ad |
Manufacturer | Klaire Labs #ad |
Part Number | CP1092 |
More information #ad
4. Life Extension
#ad
Gluten-Free – 30 Capsules, Life Extension Mega Vitamin K2 High Potency for Strong Bones – Clinically-Studied 45 mg Dosage Promotes Healthy Bone Density – Non-GMO
#adLife Extension #ad - Clinically-studied dose – you know vitamin k2 is good for your bones. Encourages bone building – so why make sure you’re getting enough of this special form of vitamin K2? Because menaquinone-4 is especially good at encouraging the activity of osteoblasts—special cells that actually build your bones.Ingredients matter - sourced using only the finest raw ingredients with the purity and potency your body deserves. But did you know there’s more than one kind of K2? These different forms are called menaquinones. Our formulations are created using the ingredients and dosages used in the studies that inspired them, effective formulas made with the highest standards and based on the latest scientific findings.
More information #ad
Live your healthiest life - for over 40 years, we’ve been developing advanced, richer life are within reach, and that rigorous scientific research is the path to get us there. The bone matrix is the lattice-like support structure that makes your bones strong, and yet also flexible. To help support bone mineral density, you’re looking for K2 menaquinone-4—about 45, 000 mcg a day, to be precise. Happy osteoblasts, happy bones! Healthy bone density – and what we mean by bones structure is the bone matrix. This kind of k2 helps osteoblasts “glue” calcium and other essential bone minerals to the bone matrix. Making it stronger.
Brand | Life Extension #ad |
Manufacturer | AmazonUs/LJHZZ #ad |
Height | 3.45 Inches |
Length | 1.75 Inches |
Width | 1.75 Inches |
Part Number | 02417 |
Model | 02417 |
More information #ad
5. Thorne Research
#ad
Thorne Research, Concentrated Vitamin K2 Supplement for Heart and Bone Support, 1 Fl Oz, Vitamin K2 Liquid 1 mg per Drop
#adThorne Research #ad - Thorne's commitment to integrity and science-backed products has helped us earn the trust of thousands of health-care professionals, U. S. This product does not contain dairy, Genetically Modified Organisms known as GMOs, stearates, preservatives, rye, soy, sugar, yeast, or magnesium stearate.Helps maintain bone health. 1 mg of vitamin K2 MK4 per drop.
More information #ad
National teams, the Mayo Clinic, and families around the world. Flavors, colors, and sweeteners are derived from natural sources. Support a healthy heart and blood vessels. Our products never contain gluten, barley, artificial preservatives, corn, wheat, eggs, or nuts. Thorne products contain ingredients from the purest sources worldwide.Brand | Thorne Research #ad |
Manufacturer | Thorne Research #ad |
Height | 3.35 Inches |
Length | 1.25 Inches |
Weight | 0.15 Pounds |
Width | 1.25 Inches |
Part Number | K170-R |
More information #ad
6. Macuhealth
#ad
Eye Vitamins Lutein and Zeaxanthin, 3 Month Supply, Meso-Zeaxanthin for AMD and Dry Eyes, Complete Essentials Vitamin for Eyes 90 Softgels, MacuHealth Triple Carotenoid Formula for Adults
#adMacuhealth #ad - Meso-zeaxanthin, and zeaxanthin provide benefits to amd and dry eye. By improving contrast sensitivity, and increasing macular pigment production, reducing glare, it reduces the risk of blindness later in life. Restore macular pigment: this ultra eye care is specially formulated and clinically proven to rebuild and maximize macular pigment over a lifetime, resulting in enhanced visual performance and aid in the treatment and prevention of age-related macular degeneration.Ultimate eye care & support: macuhealth is at the forefront of nutritional vision supplements for eye health.
More information #ad
Triple carotenoid advanced formula: macuhealth is the only nutritional vision supplement containing all three macular carotenoids: Lutein, Meso-Zeaxanthin, and Zeaxanthin in the same 10:10:2 ratio that makes up macular pigment. Plus, it acts as antioxidants that protect the eyes from blue light, ZEAXANTHIN & LUTEIN: Lutein, excessive computer, meso-zeaxanthin, and phone use. Doctor recommended for eye health: macuhealth embraces the science to set a new standard for nutritional vision supplements in the eye care industry and aims to replenish your macular pigment to protect your good eyesight and enhance visual performance.
Brand | Macuhealth #ad |
Manufacturer | MacuHealth, LLC #ad |
Part Number | LMZ3 |
More information #ad
7. Sports Research
#ad
60 Softgels for Adults, 5000iu Vitamin D with 100mcg Mk7 Vitamin K, Supports Calcium for Stronger Bones & Immune Health, Sports Research Vegan Vitamin D3 + K2 Supplement with Organic Coconut Oil
#adSports Research #ad - Premium quality: sports research is proud to offer products using only the best ingredients available so you can have total peace of mind in the supplements you are taking. Our 100% plant based vitamin d with vitamin k supplement is certified vegan, non-GMO, gelatin, gluten, and free of soy, and carrageenan - all formulated with cold-pressed organic virgin coconut oil.Our easy-to-swallow vitamin d3 K2 PlantGel capsules are an easy way to add these two essential micronutrient vitamins to your diet. We offer sixty 60 k2 and D3 vitamin supplements for a one 1 month supply. Sports research supplements for women and men are carefully designed to be safe, our family has been dedicated to providing the highest quality health and wellness products for yours.
More information #ad
Vegan formula: our vitamin d and k supplements are made with vegadelight vegan d3, a patented plant based form of Vitamin D3 from lichen and MenaQ7, a patented form of Vitamin K2 from chickpeas. We promise a commitment to quality, and of the finest quality. Better together: known as the "sunshine vitamin, " vitamin d3 helps maintain strong bones by helping you metabolize calcium and supports a healthy immune system. Feel the sports Research difference for a happier, effective, healthier you! Manufactured in the usa: our vitamin d3 + k2 softgels are manufactured in cGMP compliant facilities and 3rd party quality tested right here in the USA. Vitamins d & K work better when taken together.
Brand | Sports Research #ad |
Manufacturer | Sports Research #ad |
Height | 4.5 Inches |
Length | 2.2 Inches |
Width | 2.2 Inches |
Part Number | Sports Research |
More information #ad
8. Bronson
#ad
Vitamin K Triple Play Vitamin K2 MK7 / Vitamin K2 MK4 / Vitamin K1 Full Spectrum Complex Vitamin K Supplement, 180 Capsules
#adBronson #ad - Non-gmo, gluten free & soy free: we use only the best ingredients available. Manufactured at cGMP certified facility. Bronson vitamins have been consistently mentioned by top medical professionals since our inception in 1960 Bone & heart health: formulated to help build strong bones and healthy heart.Vitamin k2 keeps calcium out of your arterial lining, preventing calcification of coronary arteries*.
More information #ad
Full spectrum complex vitamin k supplement: provides both Vitamin K1 and two forms of Vitamin K2, Vitamin K2 MK4 Menatetrenone-4 and Vitamin K2 MK7 Menaquinone-7. Laboratory tested. Trusted since 1960: the pioneers of bronson vitamins were a group of pharmacists who witnessed the benefits of vitamins and mineral supplementation firsthand with their patients.Brand | Bronson #ad |
Manufacturer | Bronson Laboratories #ad |
Height | 6.5 Inches |
Length | 4.25 Inches |
Width | 4.25 Inches |
Part Number | 760A |
Model | No Model |
More information #ad
9. Doctor's Best
#ad
60 Count, Doctor's Best Natural Vitamin K2 Mk-7 with MenaQ7
#adDoctor's Best #ad - Doctor's best natural vitamin k2 - menaq7 contains pure menaq7 - menaq7 is purified from fermented chickpeas which are naturally rich in vitamin K2. Strong bones & soft tissue elasticity - vitamin K2 - MenaQ7 provides the most bioavailable form of Vitamin K to support strong bones and soft tissue elasticity.*. Hence customers are expected to be available during the product delivery. Vitamin k2 is absorbed more completely, blood vessels and other soft tissues. *. Vitamin k2 belongs to the group of vitamin K compounds called “menaquinones” which demonstrate greater bioactivity when compared to vitamin K1 the ordinary form of supplemental vitamin K.
More information #ad
Product note: exposure to heat or sunlight may lead to melting/damage of product. During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided. Vitamin k is a family of fat-soluble vitamins with similar structures, remains in the body longer and delivers more benefits for bones, but different metabolic properties. Best calcium absorption - natural vitamin k2 helps support blood vessels and bone health by helping your body’s absorption of calcium. Once calcium is absorbed from the bloodstream, it lessens the chance of calcification and directs calcium to your bones. *.
Brand | Doctor's Best #ad |
Manufacturer | Doctor's Best #ad |
Height | 3.81 Inches |
Length | 2.13 Inches |
Weight | 0.09 Pounds |
Width | 2.13 Inches |
Part Number | DRB-00334 |
Model | DRB-00334 |
More information #ad
10. InnovixLabs
#ad
Soy & Gluten Free, InnovixLabs Full Spectrum Vitamin K2 with MK-7 and MK-4, Non-GMO, 600 mcg K2 per Pill, Supports Healthy Bones & Arteries Vitamin K2 MK7 + MK4, All-Trans Bioactive K2, 90 Capsules
#adInnovixLabs #ad - Look for lot # and expiration date on bottom of bottle. Vitamin k1-free formula: innovix full spectrum vitamin k2 mk-4 and MK-7 does not contain K1. Excess k1 can also interfere with blood thinning medications. *. Mk-7, which goes to work in the bones, fetus, is longer acting.*. Active trans mk-7 & mk-4: contains mk-7 & mk-4 in the bioactive ‘trans’ form. Tested for purity, tested, & freshness: innovix vitamin k2 Full Spectrum is encapsulated, POTENCY, and bottled in California.
More information #ad
The trans form is found in nature and foods and is recognized and easily absorbed by the body. *. Manufactured in a cGMP certified facility for safety and reliability. Supports bone health: innovixlabs full spectrum Vitamin K2 promotes calcium transport into bones and not soft tissues. Contains mk-4 and mk-7: mk-4 and mk-7 are distinct vitamins and play separate roles in your health. Does not contain a blend of TRANS and CIS forms. Mk-4 is the predominant K2 in the body. Always verified by third-party testing for your peace of mind. What you get: product currently shipping from amazon expires on 02/09/2025.
Brand | InnovixLabs #ad |
Manufacturer | Innovix Pharma, Inc. #ad |
Height | 3.5 Inches |
Length | 2 Inches |
Weight | 0.14 Pounds |
Width | 2 Inches |
Part Number | K2206B090 |
More information #ad