Vitamin K2 MK-7 (Menaquinone-7) 90 mcg
Carlson
Vitamin K2 MK-7 (Menaquinone-7) 90 mcg
4.8
★ ★ ★ ★ ★
(366 ratings)
Vitamin K 90 mcg
Score 85.0
An excellent, cost-effective standalone Vitamin K2 MK-7 supplement from a reputable brand, delivering a good dose for general health. Its primary strength lies in its quality form and competitive pricing for K2-only users.
Quantity: 120 Softgel(s)Servings size: 1 Softgel(s) (120 servings)
Selected goals:
Other goals:
Bone Health
Heart Health
Cardiovascular Support
General Health
leaderboard Score 85.0
An excellent, cost-effective standalone Vitamin K2 MK-7 supplement from a reputable brand, delivering a good dose for general health. Its primary strength lies in its quality form and competitive pricing for K2-only users.
Quantity: 60Dose: K:180mcg, Quantity: 90Dose: K:180mcg, Quantity: 180Dose: K:45mcg, Quantity: 90Dose: K:45mcg, Quantity: 180
insights Analysis
Carlson Vitamin K2 MK-7 (Menaquinone-7) 90 mcg is a highly commendable product due to its focus on the superior MK-7 form of Vitamin K2 at an effective 90mcg dose. Carlson is a brand frequently recommended by nutritionists for its quality and purity. The decent review count (315) and positive online sentiment further reinforce its standing as a trusted option. The price per serving (30 cents) is very economical for a quality MK-7 product, making it an accessible choice for sustained use. While it excels as a pure K2 supplement, for maximal benefits in bone and cardiovascular health, many experts suggest combining K2 with Vitamin D3, which is not included here.
- Contains the highly bioavailable Menaquinone-7 (MK-7) form of Vitamin K2.
- Offers a well-researched and effective dosage of 90mcg for daily supplementation.
- Comes from Carlson, a highly reputable brand known for quality and purity.
- Very competitive price per serving for a premium MK-7 product.
- Does not include Vitamin D3, which is crucial for synergistic calcium absorption and utilization with K2 for optimal bone and heart health.
- May require purchasing a separate Vitamin D3 supplement for comprehensive bone and cardiovascular support.
$36.98($0.30 per serving)
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bolt Effectiveness for goals
Vitamin K is essential for proper blood clotting and plays a significant role in bone metabolism. It helps the body produce proteins necessary for these vital bodily functions.
Vitamin K activates proteins such as osteocalcin, which are crucial for incorporating calcium into the bone matrix. This mechanism supports bone mineralization and helps maintain bone density.
Vitamin K1 (phylloquinone) is primarily effective for blood coagulation and is abundant in green leafy vegetables. Vitamin K2 (menaquinones) is more involved in bone and cardiovascular health, found in fermented foods and animal products, and has different bioavailabilities.
Emerging research suggests that Vitamin K, particularly K2, may help prevent arterial calcification by activating matrix Gla protein. This protein helps inhibit calcium deposition in soft tissues, supporting arterial flexibility.
Vitamin K works synergistically with calcium by helping to direct calcium to the bones and away from soft tissues like arteries. It activates proteins like osteocalcin for bone binding and matrix Gla protein to inhibit soft tissue calcification.
schedule Dosage, timing & forms
Recommended dosages for Vitamin K vary by age and form (K1 vs K2). For adults, the Adequate Intake (AI) for Vitamin K is 120 mcg per day for men and 90 mcg per day for women. Specific supplemental dosages may differ depending on individual needs and health goals.
Yes, dosages can differ between Vitamin K1 and K2 due to their varying potencies and half-lives. While K1 is measured in micrograms (mcg) for general intake, K2 (especially MK-7) may be effective at lower microgram doses due to its longer half-life. It's important to check the specific form and dosage on the supplement label.
Yes, Vitamin K is a fat-soluble vitamin, meaning it is best absorbed when taken with a meal containing some dietary fat. This helps facilitate its absorption into the body.
The two main forms of Vitamin K found in supplements are Vitamin K1 (phylloquinone) and Vitamin K2 (menaquinone). Vitamin K2 further has various subtypes, with MK-4 and MK-7 being the most common in supplements. Each form may have distinct roles and bioavailability.
There is no established Upper Limit (UL) for Vitamin K from food or supplements, as toxicity is rare. However, high doses of synthetic Vitamin K (menadione, K3) can be toxic, though this form is not typically found in supplements. Always adhere to recommended dosages and consult a healthcare provider if you have concerns.
health_and_safety Safety & interactions
Vitamin K plays a crucial role in blood clotting, which is the opposite effect of anticoagulant medications such as warfarin. Consuming inconsistent amounts of Vitamin K can alter warfarin's effectiveness, potentially making the blood thinner less effective or increasing bleeding risk. Individuals taking warfarin should maintain a consistent intake of Vitamin K and consult their healthcare provider.
Individuals taking anticoagulant medications like warfarin should consult their doctor before taking Vitamin K supplements due to potential interactions. People with certain liver conditions or those with a G6PD deficiency should also seek medical advice before supplementation. Always discuss new supplements with a healthcare provider.
Vitamin K supplements are generally considered safe for most healthy individuals when taken at recommended dosages. Side effects are uncommon but can include upset stomach, diarrhea, or allergic reactions in sensitive individuals. High doses of synthetic Vitamin K (menadione, K3) can be toxic, but this form is rarely used in supplements.
Vitamin K is essential during pregnancy and breastfeeding, and adequate intake is important for both mother and child. However, supplementation during these periods should only be undertaken under the guidance of a healthcare professional. High doses are generally not recommended without specific medical advice.
There is currently no established Tolerable Upper Intake Level (UL) for Vitamin K from food or supplements due to its low potential for toxicity. However, excessive intake, especially of synthetic forms, could potentially have adverse effects. It is always best to adhere to recommended dosages on supplement labels or as advised by a healthcare professional.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin K2 | 90 mcg |
Categories
Vitamin K 90.0
As a Vitamin K supplement, this product excels by offering the preferred MK-7 form at an effective dose from a reputable brand at an outstanding price point, making it one of the top choices in its category.
Goals
Bone Health 85.0
The MK-7 form effectively activates osteocalcin, directing calcium to the bones for improved density. This product is a strong contributor to bone health, though for peak efficacy, it synergizes best with Vitamin D3.
Heart Health 85.0
MK-7 is vital for heart health by activating Matrix Gla Protein, preventing calcium buildup in arterial walls and maintaining vascular elasticity. This product provides excellent foundational support for cardiovascular well-being.
By preventing arterial calcification, this K2 product offers direct and significant support for cardiovascular health. It's a high-quality single ingredient for this goal, playing a critical role in maintaining arterial flexibility.
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