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Super K

Life Extension
4.7
★ ★ ★ ★ ★
(12601 ratings)
Vitamin K 2600 mcg
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Score 85

A high-dose Vitamin K supplement (2600 mcg) paired with Vitamin C, aimed at broad support for bone and cardiovascular health.

scaleQuantity:90 Softgel(s) • (90 servings)
track_changesGoals:
flag Heart Health
flag Joint Health
flag Cardiovascular Support
flag General Health
flag Bone Health
flag Anti-Aging

leaderboard Score 85

A high-dose Vitamin K supplement (2600 mcg) paired with Vitamin C, aimed at broad support for bone and cardiovascular health.

Also available as 1 option
K:45mcg • 90 Softgel(s) servings K 45 mcg • 90 Softgel(s) • 90 servings $13.50 ($0.15 per serving)

insightsAnalysis

Life Extension Super K offers a substantial 2600 mcg of Vitamin K per serving, coupled with 10 mg of Vitamin C (as Ascorbyl Palmitate). This product is designed for individuals seeking a robust intake of Vitamin K for various aspects of health, especially concerning bone and cardiovascular support.

The inclusion of Vitamin C, a known antioxidant, may offer synergistic benefits, although the primary focus remains on the high Vitamin K content. The softgel form is generally easy to swallow and may aid in the absorption of fat-soluble vitamins. This supplement might appeal to those looking for a comprehensive Vitamin K approach rather than a single K form.

thumb_upPros
  • Offers a very high quantity of Vitamin K per serving.
  • Includes Vitamin C for added general support.
  • Softgel form is often preferred for ease of swallowing and absorption.
  • High customer review count indicates general acceptance.
thumb_downCons
  • The specific forms of Vitamin K are not detailed in the ingredient list.
  • The high dosage might be excessive for some individuals.
  • Not suitable for those looking for K2 only.
warningWarnings
  • Due to the high Vitamin K content, individuals on anticoagulant medication should exercise extreme caution and consult a healthcare professional.
  • This product is not intended for children.
  • Adhere strictly to the recommended serving size.
flagReport analysis
$22.50($0.25 per serving)
iHerb
$ 22.50
Walmart
$ 22.50
Pure Formulas
$ 24.00
Vitacost
$ 24.00
Amazon
$ 33.74
flagReport prices
track_changesGoals
flagBone Health
Impact
Highest effect
Vitamin K is fundamental for bone health, assisting in calcium utilization and bone mineralization. The high dose in this formula is intended to offer strong support for maintaining bone density.
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flagCardiovascular Support
Impact
Highest effect
The substantial amount of Vitamin K is aimed at providing robust cardiovascular support, particularly concerning calcium regulation in the arteries. The inclusion of Vitamin C may offer additional antioxidant benefits relevant to vascular health.
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flagHeart Health
Impact
Highest effect
Vitamin K is often used to contribute to heart health by supporting calcium metabolism. The high dose in this product suggests a significant contribution to this goal, alongside the supportive Vitamin C.
View goal →
flagGeneral Health
Impact
Highest effect
By providing a significant amount of Vitamin K and a helpful dose of Vitamin C, this product offers broad support for overall physiological function. It covers general needs related to bone strength and circulatory well-being.
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flagAnti-Aging
Impact
High effect
Supporting bone and cardiovascular health with adequate Vitamin K intake is a key aspect of healthy aging and maintaining body function over time. The added Vitamin C also contributes to cellular protection, relevant to longevity efforts.
View goal →
flagJoint Health
Impact
High effect
While not a primary joint supplement, Vitamin K's role in bone health can indirectly support joint structures by maintaining strong surrounding bone. The added Vitamin C also plays a role in collagen formation, which is relevant to connective tissues.
View goal →
scienceIngredients
IngredientAmount per serving
Vitamin C
10 mg
Vitamin K
2600 mcg
grain_off Gluten Free person Adults 18–50
flagReport overview
Vitamin K 88

This product provides a very high quantity of Vitamin K, making it a powerful option for those specifically looking to increase their intake of this vitamin. The inclusion of Vitamin C broadens its appeal within the Vitamin K category.

scienceView ingredientinventory_2View products
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For clearer, targeted support for bone and cardiovascular health, this NOW product offers a potent combination of Vitamin D3 (125 mcg) and a strong dose of Vitamin K2 (Menaquinone-7) (180 mcg). While your current product has a high total K, this option provides precise and highly effective forms for your goals, plus the essential D3.
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If you're seeking a more defined and effective Vitamin K2 blend, this InnovixLabs product offers both MK-4 (500 mcg) and a good dose of MK-7 (100 mcg). This specific combination is often favored for directing calcium effectively for bone strength and arterial health, providing clearer benefits than an unspecified 'Super K' blend.
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Mega D-3 5000 IU & MK-7 180 mcg

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This NOW product offers a powerful combination of Vitamin D3 (125 mcg) and a substantial dose of Vitamin K2 (Menaquinone-7) (180 mcg) at a slightly lower price per serving (21.66 cents vs 24.16 cents) than your current product. It provides targeted support for bone and cardiovascular health, which is a key aspect of your stated goals, in a cost-effective way.
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Liquid D-3 & MK-7

NOW
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This liquid option from NOW provides a good balance of Vitamin D3 (62.5 mcg) and Vitamin K2 (Menaquinone-7) (100 mcg) at a significantly lower price per serving (10.48 cents vs 24.16 cents). It's a great value for those seeking a convenient and effective way to support their bone and cardiovascular health.
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Vitamin K2 100 mcg + Vitamin D3 125 mcg

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This Nutricost product provides a robust dose of Vitamin D3 (125 mcg) and 100 mcg of Vitamin K2 (Menaquinone-7) for nearly half the price per serving (12.46 cents vs 24.16 cents) of your current 'Super K.' It's an excellent value for obtaining the synergistic benefits of these key nutrients for bone and cardiovascular support.
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Mega D-3 5000 IU & MK-7 180 mcg

NOW
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(57870 ratings)
For a slightly lower price per serving (21.66 cents vs 24.16 cents) than your current product, this NOW supplement offers a very high dose of Vitamin D3 (125 mcg) and a substantial 180 mcg of Vitamin K2 (Menaquinone-7). This potent, well-defined combination delivers enhanced value for comprehensive bone and heart health.
Other sellers (3)
85 Value

Liquid D-3 & MK-7

NOW
4.8
★★★★★
(4826 ratings)
This liquid option from NOW provides a good balance of Vitamin D3 (62.5 mcg) and Vitamin K2 (Menaquinone-7) (100 mcg) at a significantly lower price per serving (10.48 cents vs 24.16 cents). It's a great value for those seeking a convenient and effective way to support their bone and cardiovascular health.
Other sellers (4)
95 Performance

Mega D-3 5000 IU & MK-7 180 mcg

NOW
4.8
★★★★★
(57870 ratings)
For clearer, targeted support for bone and cardiovascular health, this NOW product offers a potent combination of Vitamin D3 (125 mcg) and a strong dose of Vitamin K2 (Menaquinone-7) (180 mcg). While your current product has a high total K, this option provides precise and highly effective forms for your goals, plus the essential D3.
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This Carlson 'K Complete' option provides a detailed blend of different Vitamin K forms: K1 (500 mcg), K2 MK-4 (1.5 mg), and K2 MK-7 (45 mcg). This comprehensive profile offers robust support for various aspects of Vitamin K's benefits, including bone health and cardiovascular function, making it a powerful upgrade with specified forms.
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If you're seeking a more defined and effective Vitamin K2 blend, this InnovixLabs product offers both MK-4 (500 mcg) and a good dose of MK-7 (100 mcg). This specific combination is often favored for directing calcium effectively for bone strength and arterial health, providing clearer benefits than an unspecified 'Super K' blend.
Other sellers (1)
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