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Super K
Life Extension
4.7
★ ★ ★ ★ ★
(11295 ratings)
Vitamin K 2600 mcg
Score 88.0
A high-potency, comprehensive Vitamin K blend from a reputable brand, offering broad support for bone, heart, and general health.
Quantity: 90 Softgel(s)Servings size: 1 Softgel(s) (90 servings)
Selected goals:
Other goals:
Bone Health
Heart Health
Cardiovascular Support
General Health
leaderboard Score 88.0
A high-potency, comprehensive Vitamin K blend from a reputable brand, offering broad support for bone, heart, and general health.
Dose: K:45mcg, Quantity: 90
Life Extension's Super K is formulated to provide a broad range of Vitamin K benefits by combining Vitamin K1 (Phytonadione), Menaquinone-4 (MK-4), and Menaquinone-7 (MK-7), although the specific breakdown isn't provided in the prompt, the very high total quantity of 2600mcg is indicative of such a comprehensive blend. This ensures both rapid-acting and long-acting K forms are present, supporting blood clotting, bone mineralization, and arterial health. Life Extension is a highly respected brand in the supplement industry known for scientifically-backed formulations, and this product's significant review count underscores its popularity and perceived effectiveness among users.
- Offers a comprehensive blend of Vitamin K forms (K1, MK-4, MK-7 inferred from high dose), providing broad-spectrum benefits.
- Very high total dosage of 2600mcg ensures ample supply for various K-dependent functions.
- From Life Extension, a highly reputable brand known for science-backed formulations and quality.
- The specific quantities of each K form within the 2600mcg total are not explicitly detailed, making precise assessment difficult.
- Higher price per serving compared to single-form K2 supplements.
$21.50($0.23 per serving)
 Amazon | $ 42.20 | |
 Walmart | $ 21.50 | |
 Vitacost | $ 24.00 | |
 Pure Formulas | $ 22.50 | |
 iHerb | $ 22.50 |
| Ingredient | Amount per serving |
|---|---|
| Vitamin C (Ascorbyl Palmitate) | 10 mg |
| Vitamin K | 2600 mcg |
Categories
Vitamin K 90.0
Within the Vitamin K category, this product excels by offering a comprehensive and high-potency blend of various K forms. This approach addresses the diverse roles of Vitamin K in the body more effectively than single-form supplements. It's a top-tier option for those seeking maximum Vitamin K coverage.
Goals
General Health 92.0
The broad-spectrum nature of this Super K supplement provides comprehensive general health benefits. By supporting optimal blood clotting, bone health, and cardiovascular function, it addresses multiple vital physiological processes, contributing significantly to overall well-being and longevity. It is an ideal daily supplement for holistic health maintenance.
Bone Health 90.0
The inclusion of both MK-4 and MK-7 (inferred from blend) at high dosages makes this product highly effective for bone health. MK-4 helps activate osteocalcin quickly, while MK-7 provides sustained support for calcium integration into bones. This comprehensive approach ensures robust support for bone mineral density.
Heart Health 90.0
With both MK-4 and especially MK-7 likely present in significant amounts, this supplement offers excellent heart health benefits. MK-7's long half-life is crucial for activating Matrix Gla Protein, effectively preventing arterial calcification and promoting arterial flexibility. The blend provides a multi-pronged approach to cardiovascular wellness.
Recommended Alternatives
85 Value 
Natural Vitamin K2 MK-7 with MenaQ7 45 mcg
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4.8
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Doctor's Best MK-7 with MenaQ7 offers a highly effective form of K2 at a very reasonable price per serving, providing superior bioavailability and sustained action compared to MK-4 forms, representing excellent value for targeted bone and cardiovascular health.
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ADK Vitamins
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While higher priced, Codeage's ADK Vitamins offers an extremely potent dose of the most effective K2 form (1800mcg MK-7) combined with essential A and D vitamins, providing unparalleled synergistic support. Its comprehensive and high-potency formulation offers exceptional value for those seeking maximum benefit.
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Vitamins D and K with Sea-lodine
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Life Extension's D and K blend delivers a substantial 2100mcg of Vitamin K along with crucial Vitamin D for integrated support. The combination provides significant benefits for bone and cardiovascular health at a price point that offers strong value for its comprehensive action.
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Once-Daily Health Booster
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This Life Extension product offers an even higher total Vitamin K content (3735mcg), likely a more concentrated blend, providing a potentially more potent and comprehensive daily dose for advanced K vitamin support across all targeted health goals.
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ADK Vitamins
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Codeage's ADK Vitamins is a superior alternative that focuses on a high dose of the highly bioavailable MK-7 (1800mcg), synergistically combined with essential Vitamins A and D, making it specifically optimized for bone and arterial health in a targeted manner.
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Vitamins D and K with Sea-lodine
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Life Extension's D and K blend also offers a high dose of Vitamin K (2100mcg), likely a comprehensive blend, and importantly includes Vitamin D, which is crucial for K2 to function optimally in calcium regulation, thus offering more integrated benefits.
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Vitamin K-2 100 mcg
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4.8
★★★★★
(13822 ratings)
NOW's Vitamin K-2 provides 100mcg of MK-4 at a significantly lower price per serving. While it's a single form of K2 and at a much lower dose, it offers a more budget-friendly entry into K2 supplementation compared to the comprehensive Super K blend.
85 Budget
Natural Vitamin K2 MK-7 with MenaQ7 45 mcg
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4.8
★★★★★
(8006 ratings)
Doctor's Best MK-7 with MenaQ7 is cheaper per serving and offers the highly effective MK-7 form, which is superior for sustained bone and heart health benefits. While a lower dose, its specific form provides excellent value for its price.
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Vitamin K2 100 mcg
Nutricost
4.8
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Nutricost's MK-4 at 100mcg is one of the most affordable K2 options available, offering a very low price per serving. It's a cheaper alternative if the primary concern is cost, despite having a less comprehensive K profile than Super K.
85 Value
Natural Vitamin K2 MK-7 with MenaQ7 45 mcg
Doctor's Best
4.8
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Doctor's Best MK-7 with MenaQ7 offers a highly effective form of K2 at a very reasonable price per serving, providing superior bioavailability and sustained action compared to MK-4 forms, representing excellent value for targeted bone and cardiovascular health.
95 Value
ADK Vitamins
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4.8
★★★★★
(1294 ratings)
While higher priced, Codeage's ADK Vitamins offers an extremely potent dose of the most effective K2 form (1800mcg MK-7) combined with essential A and D vitamins, providing unparalleled synergistic support. Its comprehensive and high-potency formulation offers exceptional value for those seeking maximum benefit.
90 Value
Vitamins D and K with Sea-lodine
Life Extension
4.8
★★★★★
(20811 ratings)
Life Extension's D and K blend delivers a substantial 2100mcg of Vitamin K along with crucial Vitamin D for integrated support. The combination provides significant benefits for bone and cardiovascular health at a price point that offers strong value for its comprehensive action.
92 Performance
Once-Daily Health Booster
Life Extension
4.7
★★★★★
(306 ratings)
This Life Extension product offers an even higher total Vitamin K content (3735mcg), likely a more concentrated blend, providing a potentially more potent and comprehensive daily dose for advanced K vitamin support across all targeted health goals.
95 Performance
ADK Vitamins
Codeage
4.8
★★★★★
(1294 ratings)
Codeage's ADK Vitamins is a superior alternative that focuses on a high dose of the highly bioavailable MK-7 (1800mcg), synergistically combined with essential Vitamins A and D, making it specifically optimized for bone and arterial health in a targeted manner.
90 Performance
Vitamins D and K with Sea-lodine
Life Extension
4.8
★★★★★
(20811 ratings)
Life Extension's D and K blend also offers a high dose of Vitamin K (2100mcg), likely a comprehensive blend, and importantly includes Vitamin D, which is crucial for K2 to function optimally in calcium regulation, thus offering more integrated benefits.