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Vitamin K2 Advantage 2200 mcg

Source Naturals
4.8
(356 ratings)
Vitamin K 1820 mcg
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Score 70.0

A Vitamin K product with a good K2 blend (MK-7 and MK-4) but an unusually high K1 dose and crucially lacking synergistic Vitamin D3 for optimal bone and heart health.

Quantity: 120 Tablet(s)Servings size: 1 Tablet(s) (120 servings)
Selected goals:
Other goals:
Bone Health
Heart Health
Cardiovascular Support
General Health

Score 70.0

A Vitamin K product with a good K2 blend (MK-7 and MK-4) but an unusually high K1 dose and crucially lacking synergistic Vitamin D3 for optimal bone and heart health.

Quantity: 60
Analysis

Source Naturals Vitamin K2 Advantage provides a decent dose of Menaquinone-7 (180 mcg) and Menaquinone-4 (200 mcg), both of which are forms of K2 known for their roles in bone mineralization and cardiovascular health. The MK-7 form is particularly valued by nutritionists for its longer half-life and better systemic availability. However, the product contains a very large amount of Vitamin K1 (1820 mcg), which is primarily involved in blood clotting and has a more limited direct impact on redirecting calcium to bones and away from arteries compared to K2. A significant drawback is the absence of Vitamin D, which is a crucial synergistic nutrient for Vitamin K2's function, especially for maximizing calcium utilization for bone health and preventing arterial calcification. Online reviews generally reflect satisfaction, but a deeper nutritional analysis highlights the missing D3 component and the disproportionate K1 content for the stated goals.

Pros
  • Contains both MK-7 and MK-4 forms of Vitamin K2.
  • Provides a robust 180 mcg dose of MK-7, known for better bioavailability.
  • Includes a small amount of calcium, though its impact is minimal.
Cons
  • Lacks Vitamin D3, which is essential for synergistic action with K2 for bone and cardiovascular health.
  • Contains an exceptionally high amount of Vitamin K1 (1820 mcg), which is disproportionate for bone and heart health goals.
  • Higher price compared to basic standalone K2 supplements without the added D3 synergy.
Warnings
  • Individuals on anticoagulant medications (blood thinners) should consult a healthcare professional before taking any Vitamin K supplement due to potential interactions, especially with such a high Vitamin K1 content.
$37.41($0.31 per serving)
iHerb
$ 37.41
Ingredients
IngredientAmount per serving
Calcium 64 mg
Vitamin K1 1820 mcg
Vitamin K2 (Menaquinone-4) 200 mcg
Vitamin K2 (Menaquinone-7) 180 mcg
Adults 18–50 Vegan Vegetarian
Categories
Vitamin K 75.0
The product offers a comprehensive blend of Vitamin K forms (K1, MK-4, MK-7), providing a wide spectrum of Vitamin K types, although the K1 dosage is notably high.
Goals
Bone Health 70.0
While the MK-7 and MK-4 contribute to bone mineralization, the lack of Vitamin D3 significantly hampers the product's full potential for optimal calcium absorption and utilization crucial for strong bones.
Heart Health 70.0
The K2 content aids in preventing arterial calcification, supporting heart health. However, the absence of Vitamin D3, another key player in cardiovascular function, limits its comprehensive benefits.
Cardiovascular Support 70.0
Vitamin K2 is beneficial for arterial flexibility, but the product would provide more robust cardiovascular support if it included Vitamin D3, which synergistically helps manage calcium in the arteries.
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