One piece of scientific evidence that underscores the snake-oil-style ripoff of today’s fake dietary supplements: A 2023 report published by the journal JAMA Network found 40% of the 57 dietary supplements that researchers tested contained no detectable amounts of an ingredient listed on the label.
So, while snake oil itself may no longer be sold by the Clark Stanleys of the world, we still must be on the lookout for phony dietary supplements. Decades have passed since snake oil was all the rage, but shady operators still are trying to profit from bogus supplements.
Life Extension Super K Description
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Vitamin K is an “Essential” Vitamin—Your Body Cannot Make Vitamin K on its Own
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And We Need It: Vitamin K Helps with Everything from Arterial Health to Bone Structure
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But it’s Hard to Get Sufficient Vitamin K From Food
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Super K Provides 100 mcg of Vitamin K2 (MK-7); 1,000 mcg of Vitamin K2 (MK-4); and 1,500 mcg of Vitamin K1
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This Once-Daily Softgel is a Great Way to Ensure You Get Your Daily Dose of Healthy Vitamin K
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Gluten-Free, Non-GMO, Manufactured in the USA
Vitamin K helps maintain your body’s calcium balance, which affects several systems including arterial health and bone structure. But it’s hard to get sufficient vitamin K from food. So if you’re trying to maintain arterial health, a vitamin K supplement is a good idea.
More facts about Super K
Super K provides three kinds of vitamin K: vitamin K1 and two forms of K2, menaquinone-4 (MK-4) and menaquinone-7 (MK-7). So taking Super K every day is a good way to make sure you’re getting enough of this essential nutrient for arterial heath.
Bone and arterial health
Vitamin K helps maintain bone metabolism by facilitating the incorporation of calcium into your bones. In the body, vitamin K also supports normal function of a protein called matrix Gla-protein (MGP). MGP helps regulate how calcium interacts with your arterial walls.So in addition to facilitating calcium incorporation into bone, vitamin K plays a role in maintaining calcium balance in your arteries as well.
The Rotterdam Heart Study is a large-scale observational study. One report from this study involved approximately 4,800 subjects tracked for at least seven years. It has been revealed that people who consume more dietary K2 have healthier cardiovascular systems compared with people who consume lower amounts. Another study found that vitamin K’s value to maintaining arterial health.
Vitamin K1
The most common form of vitamin K, known as K1, is tightly bound to plant cells in leafy green vegetables. Not only do many people not enjoy these vegetables, but vitamin K from these sources may be poorly absorbed.
Vitamin K2
Vitamin K2 is found in small amounts in cheese, egg yolks and some meats. The MK-4 and MK-7 forms of K2 have been shown to be more bioavailable from food than K1. Supplementing with MK-7 has been shown to be effective at raising vitamin K2 levels.Our MK-7 is made from an innovative bio-fermentation process.
Get your daily dose of Vitamin K
Just one daily softgel of Super K provides 2,000 mcg of vitamin K with 180 mcg of vitamin K2 (MK-7); 1,000 mcg of vitamin K2 (MK-4). If you are taking a vitamin K antagonist (e.g. warfarin), consult your healthcare practitioner before taking this product.
• Heart and arterial health — Numerous studies show that vitamin K supports heart and arterial health, with higher vitamin K2 intake being correlated with a healthy cardiovascular system.
• Helps maintain calcium balance — Vitamin K helps you incorporate calcium into your bones. As a part of maintaining “calcium balance”, this process helps keep calcium out of your arteries.
• Vitamin K1 + two forms of K2 — It’s hard to get enough vitamin K from your diet. Super K provides vitamin K1 and two forms of bioavailable K2 to help you get enough daily vitamin K!
• Ingredients matter - Sourced using only the finest raw ingredients with the quality and purity your body deserves. The majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce.
• Live your healthiest life – We believe the answers to a healthier life are in reach, and that scientific research is the key to getting there. That’s why so many of our formulas feature specific ingredients and amounts based on scientific studies.
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
| Amount Per Serving | % Daily Value | |
| Vitamin C (as ascorbyl palmitate) | 10 mg | 11% |
| Vitamin K (as phytonadione) | 2000 mcg | 1,667% |
| Vitamin K2 (as menaquinone-4) | 1000 mcg | * |
| Vitamin K2 (as MenaQ7® trans menaquinone-7) | 180 mcg | * |
Keep Out of Reach of Children. Do Not Exceed Recommended Dose. Do not purchase if outer seal is broken or damaged. When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating. Caution: Do not consume alcohol, drive or operate machinery after taking this product. Caution: If you are taking a vitamin K antagonist (e.g. warfarin), consult your healthcare practitioner before taking this product.
