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Super K
Life Extension’s Super K brings together three forms of vitamin K to help keep your bones strong and support normal blood clotting—everyday essentials in one easy softgel.
Free sample each month
Pause or cancel anytime
365 day free returns
In stock. Next day delivery available.
Buy now, pay later from £5.50/mo
Key Benefits
-
Supports normal blood clotting with vitamin K1 and K2.
-
Helps maintain normal bones for daily strength and mobility.
-
Three forms of vitamin K for broad-spectrum support.
-
Includes vitamin C to help protect cells from oxidative stress.
Start your day with confidence—Super K is expertly formulated to help you meet your daily needs for vitamin K and vitamin C. Vitamin K1 and two forms of K2 (MK-4 and MK-7) work together to support normal blood clotting and help maintain normal bones, so you can keep moving and feeling your best. The addition of vitamin C offers extra support by contributing to the protection of cells from oxidative stress. With 2600 mcg of vitamin K in every softgel, Super K makes it simple to get these important nutrients, especially if your diet is low in leafy greens or dairy. Choose Super K for a straightforward way to support your everyday wellbeing.
For over 40 years, Life Extension has been advancing nutritional science, driven by the belief that a healthier and longer life is within everyone's reach. Its diverse team of acclaimed doctors and practitioners specialising in preventative medicine, cutting-edge scientists, researchers, lab technicians, naturopaths, nutritionists, nurses, and wellness specialists are dedicated to helping individuals navigate their journey toward lifelong health, wellness, and vitality. Offering more than 400 vitamins and supplements across 40+ health categories, Life Extension empowers people to achieve their health goals with the best that science has to offer.
With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.
Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.
Vitamin C (as ascorbyl palmitate), Vitamin K1 (as phytonadione), Vitamin K2 (as menaquinone-4), Vitamin K2 (as trans menaquinone-7).
Other ingredients: Extra virgin olive oil, gelatin, glycerin, beeswax, purified water, carob color, microcrystalline cellulose, maltodextrin.
Non-GMO.
Take one (1) softgel daily with food, or as recommended by a healthcare practitioner.
Caution: If you are taking a vitamin K antagonist (e.g. warfarin), consult your healthcare practitioner before taking this product.
Warnings:
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.
Additional Information:
Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.
If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.
We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.
Super K
Life Extension’s Super K brings together three forms of vitamin K to help keep your bones strong and support normal blood clotting—everyday essentials in one easy softgel.
Free sample each month
Pause or cancel anytime
365 day free returns
In stock. Next day delivery available.
Buy now, pay later from £5.50/mo
Key Benefits
-
Supports normal blood clotting with vitamin K1 and K2.
-
Helps maintain normal bones for daily strength and mobility.
-
Three forms of vitamin K for broad-spectrum support.
-
Includes vitamin C to help protect cells from oxidative stress.
Start your day with confidence—Super K is expertly formulated to help you meet your daily needs for vitamin K and vitamin C. Vitamin K1 and two forms of K2 (MK-4 and MK-7) work together to support normal blood clotting and help maintain normal bones, so you can keep moving and feeling your best. The addition of vitamin C offers extra support by contributing to the protection of cells from oxidative stress. With 2600 mcg of vitamin K in every softgel, Super K makes it simple to get these important nutrients, especially if your diet is low in leafy greens or dairy. Choose Super K for a straightforward way to support your everyday wellbeing.
For over 40 years, Life Extension has been advancing nutritional science, driven by the belief that a healthier and longer life is within everyone's reach. Its diverse team of acclaimed doctors and practitioners specialising in preventative medicine, cutting-edge scientists, researchers, lab technicians, naturopaths, nutritionists, nurses, and wellness specialists are dedicated to helping individuals navigate their journey toward lifelong health, wellness, and vitality. Offering more than 400 vitamins and supplements across 40+ health categories, Life Extension empowers people to achieve their health goals with the best that science has to offer.
With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.
Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.
Vitamin C (as ascorbyl palmitate), Vitamin K1 (as phytonadione), Vitamin K2 (as menaquinone-4), Vitamin K2 (as trans menaquinone-7).
Other ingredients: Extra virgin olive oil, gelatin, glycerin, beeswax, purified water, carob color, microcrystalline cellulose, maltodextrin.
Non-GMO.
Take one (1) softgel daily with food, or as recommended by a healthcare practitioner.
Caution: If you are taking a vitamin K antagonist (e.g. warfarin), consult your healthcare practitioner before taking this product.
Warnings:
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.
Additional Information:
Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.
If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.
We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.
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Frequently asked questions
Every product undergoes our Healf Curation Process. With it, you can shop confidently knowing that every item has been tried and tested before it reaches you. Our Healf Curation Process includes three key steps: Brand Discovery, Expert Validation, and Community Testing. Through these, we assess quality, ingredients, effectiveness, and more, ensuring that every product empowers your wellbeing.
The Healf Source offers detailed insights into different aspects of wellbeing, as well as guidance, research, recipes, and more to help you invest in your personal wellbeing journey. You can also subscribe to our weekly newsletters for the latest updates at Healf and in the wellbeing industry. Subscribe via the sign-up block at the bottom of this page.
We love people who check ingredients as carefully as we do, so you'll find detailed information about the ingredients used on every product page (where applicable). If you see something you'd like to flag with us or have additional questions, please don't hesitate to get in touch—we'd love to hear from you.
Healf Curation Process™
Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.
The Discovery
Expert Validation
Community Testing
The Discovery
Expert Validation