C-vitamiini edistää normaalia kollageenin muodostumista luuston, hampaiden, rustojen ja verisuonten normaalia toimintaa varten Life Extension makes a powerful, high-dosage vitamin K supplement that provides three different forms of vitamin K (K1, K2, and K3) for maximum bioavailability. This precision formulation makes it a great choice for maximizing the cardiovascular health benefits of vitamin K. Well, it looks like they're at it again, this time with Super K. This product already contained a generous dose (100 mcg) of the most important component, Vitamin K2-menaq7. But now it looks like they've doubled it to 200 mcg. Why? Most single-ingredient K2-menaq7 products contain either 45 mcg or 90 mcg, with the latter being a "higher dose." In fact, I don't think I've ever seen another product above 100 mcg. While LEF's change gives me pause I'll keep taking it because it's a good value considering it combines all the key varieties of Vitamin K, and because I only take it every other day (I understand menaq7 has a long half life). And LEF is generally a quality brand. BTW, on a more minor note, I'm sorry to see that they removed medium-chain-triglycerides.

A bit pricy but considering the research done by this company for purity and the science that is needed to produce a superior supplement, I think you get what you pay for. Great product you can trust with proven blood test results, which I have every 3 months. Be aware fermented soy is used in this formula, if you are soy allergic or sensitive such as breast cancer talk to your Dr. Vitamin K works in conjunction with vitamin D to improve bone health. While the synergistic effects of vitamin D and calcium for improving bone strength are well-known, the influence of vitamin K in this process has been less-publicized. Finally, we ranked the remaining products based on dose, delivery, purity, and format. Our team feels that these are the best options available right now if you are looking for a vitamin K2 supplement. FAQ Vitamin K could improve your bone strength. Vitamin K plays a number of roles in biochemical processes linked to bone synthesis, so researchers naturally wondered whether vitamin K intake was linked to bone strength. Bluebonnet makes a pretty basic vitamin K supplement. The dosage, 100 mcg, is not very high, and moreover, the capsule contains a lot of binders and fillers. For these reasons , most people will be better served with a different vitamin K supplement. Category winners

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Solgar Vitamin K2 is a straightforward, simple vitamin K2 supplement with 100 micrograms of vitamin K2 per capsule. Aside from silica as a binder and filler, the supplement design is fairly clean and simple, though not the best. 9. Now MK-7 K2 The researchers used advanced imaging techniques to objectively measure the stiffness of the aorta, the biggest artery coming out of the heart. It is suggested to take the product with food to enhance the absorption of vitamin K and mitigate any gastrointestinal distress. When is the best time to take Vitamin K? Vitamin K is a fat-soluble vitamin, so the best time to take it with your dinner. Vitamin K dissolves in the body using fats, so including healthy fats into your meals will help break the vitamins down for usage in your body. When we get extra fat-soluble vitamins, the excess is stored in the liver, so a meal with healthy fats helps them be adequately absorbed.

Vitamin K helps maintain your body's calcium balance, which affects everything from arterial health to bone density. But it's hard to get sufficient vitamin K from food. So if you're trying to maintain bone or arterial health, a vitamin K supplement is a good idea. Schwalfenberg GK. Vitamins K1 and K2: The Emerging Group of Vitamins Required for Human Health. J Nutr Metab. 2017;2017:6254836. Multiple scientific studies on postmenopausal women suggest that combined D3 + K2 supplements can improve bone density, possibly reducing the risk of fractures as you get older ( 5). So I stopped taking the Life Extension K2 and switched to Nutrigold K2. I trust Nutrigold but I tested their product too for cis/trans ratio and they, as promised, were selling all-trans MK-7. But their product is missing critical MK-4. NOW MK-7 Vitamin K-2 is fairly middle of the road as far as ingredients and dosage. At 100 mcg of vitamin K2 per capsule, it’s adequate but not stellar.

That aside, it’s a pretty standard vitamin K2 supplement, neither standing out or failing on any other front. 8. Solgar Vitamin K2 A study published by researchers at CHA University in Korea in 2011 examined the specific effects of vitamin D and vitamin K in combination in a calcium supplement to improve bone density in older women ( 5 ). Please note:"Super K Advanced K2 Complex" has been renamed and is now called “Super K” Health benefits at a glance:

It is recommended to take one (1) softgel daily with food, or as recommended by a healthcare practitioner. Vitamin K2 is fat-soluble, not water-soluble. This means that K2 is more effectively delivered in supplemental form when it is paired with or dissolved in an oil or fat. That’s why we rated vitamin K2 supplements higher if they used a high quality oil like olive oil or MCT oil to deliver vitamin K2, and rated supplements lower if they used a lower quality oil like a generic vegetable oil (or no oil at all). Some research has also found that K2 may improve heart health; a study published in the Journal of Vascular Research, for example, found that K2 reduced the calcification of blood vessels.( 2)( 3) This would be because of the aforementioned benefit that K2 may put calcium in the right places: on the bones, not the arteries. How Much Vitamin K Do I Need?What happens if I take too much Vitamin K? If you are pregnant or breastfeeding, you should not be taking large amounts of Vitamin K without your doctors’ permission. An excess of Vitamin K if you have Kidney or Liver disease can be harmful. If you’re diabetic, you will need to monitor your blood sugar closely. Combining these two forms of vitamin K2 provides both rapid and sustained absorption of this critical nutrient, so your healthy blood levels are maintained throughout the day. A 2008 study in the Journal of Clinical Endocrinology & Metabolism set out to determine whether vitamin K played a role in bone strength ( 3 ). In the study, researchers at Tufts University reviewed the dietary intake of vitamin K among people enrolled in a large cohort study. Multiple studies have shown vitamin K's value to maintaining arterial health. And vitamin K supplementation is a good way to support healthy bone strength and bone density. Conly J, et al. Reduction of vitamin K2 concentrations in human liver associated with the use of broad spectrum antimicrobials. Clin Invest Med. 1994 Dec;17(6):531-9.

The MK-4 form of K2 has been shown to be rapidly absorbed, but to only last in the bloodstream for a short time.MK-7, on the other hand, was demonstrated to stay available in the body for up to 48 hours and at much higher levels. And our MK-7 is made from an innovative bio-fermentation process. In the study, healthy volunteers took similar doses of either a K1 or an MK-7 vitamin K supplement. The researchers then observed how much vitamin K was absorbed, and how long blood levels of vitamin K stayed elevated. The MK-7 form has a longer elimination half-life in your body, but aside from this difference, scientists don’t know yet if there are any meaningful nutritional differences between the MK-4 and MK-7 forms of vitamin K2 (or indeed, any meaningful differences between vitamins K1, K2, and K3) ( 6 ). K2-vitamiini, menakinoni on bakteerien suolistossa muodostamaa yhdistettä. Sitä on myös vähäisiä määriä joissakin elilntarvikkeissa, esimerkiksi maksassa, munuaisissa ja munissa sekö joissakin juustoissa.

To top it off, the vitamin K2 is dissolved in extra virgin organic olive oil, which helps substantially with absorption. All of these perks make it one of the best K2 supplements out there. 3. MaryRuth’s Organics Vitamin K2