Vitamin K2 Supplements

Expert-Recommended Formulas for Bone & Heart Health†

Vitamin K2 Supplements

Vitamin K2 from VitaTherx features science-backed formulas designed to support bone density, cardiovascular health, and healthy calcium metabolism.†

Whether you're looking for a standalone vit K2 supplement or a D3 + k-2 vitamin formula, our options below make it easy to choose. This essential nutrient plays a unique role in helping the body direct calcium to bones and teeth, where it’s needed most, rather than soft tissues. VitaTherx’s expert-recommended formulas are made with premium ingredients and designed to support your body’s natural processes as part of a balanced wellness routine. If you're looking to shop for vitamin K2 supplements backed by quality and research, explore the collection below to find the right formula for your needs.
2 products

Vitamin K2 Supplements

2 products

Smarter Calcium. Stronger Bones. Healthier Heart

Meet vitamin K2 — the science-backed nutrient that brings it all together

What Does Vitamin K2 Do for Your Body

What Does Vitamin K2 Do for Your Body?

Vitamin K2 plays an important role in how your body uses calcium, which is why it has become an increasingly popular supplement. While vitamin K1 is primarily known for supporting normal blood clotting, K2 helps calcium metabolism and teeth[1]. It does this by activating proteins such as osteocalcin and Matrix GLA Protein (MGP), which help regulate calcium placement in the body. Vit K2 is found mainly in fermented foods like natto and certain cheeses, as well as some animal products. Many modern diets may not provide enough Vitamin K2. Supplementing with vitamin k-2 can help bridge this nutritional gap and support bone and cardiovascular wellness as part of a balanced lifestyle [2]. The two main supplemental forms are MK-4 and MK-7, with MK-7 known for its longer activity in the body and convenient once-daily dosing in many formulas. Show More

Tips for Supporting Bone and Heart Health Beyond Supplements

Tips for Supporting Bone and Heart Health Beyond Supplements

Supporting bone and cardiovascular health involves more than just one nutrient, and vitamin K2 works best as part of a well-rounded approach. Eating calcium-rich foods like dairy products, leafy greens, and fortified foods provides the raw materials your body needs for strong bones, while K2 helps guide that calcium to the right places. Weight-bearing exercise and resistance training are also important for maintaining bone density over time. Many people pair vitamin D3 with K2 because D3 supports calcium absorption, while vitamin K2 helps direct calcium to bones and teeth; the two are often combined in supplements you can shop at VitaTherx. If you take a k-2 vitamin, taking it with a meal that contains healthy fats may help support absorption since it is fat-soluble. Limiting smoking, excessive alcohol, and highly processed foods can also support long-term bone and heart health, along with regular health check-ins. Show More

Why Choose VitaTherx for Your Vitamin K2 Supplement

Why Choose VitaTherx for Your Vitamin K2 Supplement?

VitaTherx understands that every wellness journey is different, and vitamin K2 needs can vary depending on diet, age, and individual health goals. VitaTherx formulas are developed using science-backed ingredients at effective levels and are reviewed by dietitians and wellness professionals for quality and consistency. All VitaTherx supplements are made in the USA with a strong commitment to premium ingredients, transparency, and safety. With a 60-day money-back guarantee and free U.S. shipping on orders $60+, customers can shop VitaTherx products with confidence and convenience. If you're looking to buy a high-quality vitamin K2 supplement, VitaTherx offers expert-recommended options designed to support your long-term wellness routine. Show More

VitaTherx Vitamin K2 Supplements

FAQs

Vitamin K2 is a fat-soluble nutrient that plays a key role in calcium metabolism by helping direct calcium to bones and teeth rather than soft tissues. Vitamin K2 also activates proteins that regulate how calcium is used throughout the body and is commonly used to support bone density and cardiovascular health. It is found naturally in fermented foods and some animal products, but many people don’t get enough through diet alone, which is why some choose to supplement as part of their wellness routine.

Vitamin K1 is found in leafy green vegetables and is mainly associated with blood clotting, while vitamin K2 plays a more specialized role in bone and heart health. Many people shopping for bone support look for a k 2 vitamin because it stays active in the body longer, especially in the MK-7 form.

Both MK-4 and MK-7 are common forms of vitamin K2 used in supplements. MK-7 stays active in the body longer, while MK-4 is the form commonly found in animal foods. The best choice depends on individual needs, and many VitaTherx vit K2 supplements are formulated to provide convenient and effective daily support.

Vitamin K2 and vitamin D3 are often taken together because D3 helps the body absorb calcium, while K2 helps direct that calcium to bones and teeth. Because both are fat-soluble, taking them with a meal that contains healthy fats may help absorption. Always consult a healthcare provider before starting new supplements.

Vitamin K2 is generally considered safe and well-tolerated when taken as directed. Because it is fat-soluble, it should be taken with food, and people taking blood-thinning medications (like warfarin) should consult their doctor before supplementing with any form of vitamin K. Individual needs and responses can vary, so starting with the recommended dose is a practical approach.