Key Health Benefits
Bone Health: By enhancing calcium absorption from the diet and directing calcium to the bones and teeth, this ADK blend helps to maintain strong, healthy bones.*
Heart Health: Vitamin K2 helps activate matrix GLA protein, which may support arterial flexibility and promote normal calcium balance in blood vessels.*
Immune Support: Vitamin D3 and vitamin A are known to support normal functioning of the immune system, helping the body defend against seasonal threats.*
Thyroid Health: Vitamin A aids in thyroid hormone production and metabolism, supporting overall thyroid function.*
Each capsule supplies 5000 IU of vegan D3 derived from lichen, vitamin K2 MK-7 (as MenaQ7), vitamin K1, and an effective dose of vitamin A. This trio provides a convenient means of supporting multiple systems in the body.
Why Take Vitamin D3, K2, and A Together?
Vitamins D3, K2 and A operate in synergy to promote calcium regulation and overall wellbeing. Vitamin D3 boosts calcium absorption from the diet, while K2 steers calcium to the bones and teeth, preventing it from settling in soft tissues. Vitamin A contributes to normal immune function and thyroid health. This ADK combination is formulated to maximise these interactions, offering targeted support for bone density, cardiovascular health and immune resilience.
Many individuals focus solely on vitamin D, but without sufficient K2, calcium may deposit in arteries instead of bones. Adding vitamin A further assists the body's natural balance. This supplement unites all three in a single daily dose, simplifying the maintenance of optimum levels.
Understanding the Synergy: How D3, K2, and A Work Together
The interplay between vitamins D3, K2 and A is grounded in their complementary roles in calcium metabolism. Vitamin D3 (cholecalciferol) supports the production of calcium-binding proteins in the gut, enhancing absorption. Vitamin K2, particularly as menaquinone-7 (MK-7), helps activate osteocalcin, a protein that binds calcium to the bone matrix. It also activates matrix GLA protein (MGP), which may help prevent calcium deposition in blood vessels.*
Vitamin A plays a role in cell differentiation and immune function. It also helps maintain healthy mucous membranes, important for thyroid and respiratory health. Together, these vitamins help ensure calcium is used where it is needed most—bones and teeth—whilst supporting cardiovascular and immune systems.
This formula includes both K1 (phylloquinone) and K2 MK-7 (MenaQ7) for comprehensive vitamin K support. K1 is found in green leafy vegetables and is included for its role in overall health, while K2 MK-7 has a longer half-life and is more effective for bone and heart health. The inclusion of both provides comprehensive vitamin K support.
What to Look For in a D3 + K2 Supplement
When selecting a vitamin D3 and K2 supplement, consider the following factors:
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Form of Vitamin K2: MK-7 is preferred over MK-4 due to its longer half-life and sustained activity. This product undertake patented MenaQ7, a clinically studied MK-7.
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Source of Vitamin D3: Vegan D3 from lichen is a plant-based alternative to lanolin-derived D3. This product undertake lichen-sourced D3 for those avoiding animal products.
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Dosage Ratio: Common ratios include 1000–5000 IU D3 to 45–100 mcg K2. This supplement provides 5000 IU D3 and a balanced amount of K2 MK-7.
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Purity and Testing: Look for non-GMO, gluten-free, and third-party tested products. NexGen Blends emphasises quality and transparency.
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Additional Nutrients: Including vitamin A and K1 adds comprehensive support. This product includes both K1 and patented K2 MK-7.
Steer clear of supplements containing unnecessary fillers, magnesium stearate, or artificial additives. This formula is clean and concentrated on active ingredients.
Frequently Asked Questions
Can I take this with other medications? If you are taking blood thinners (e.g., warfarin), consult your health care provider before taking vitamin K supplements, as K can interfere with anticoagulant therapy.
What is the best time to take this supplement? Vitamins D, K, and A are fat-soluble, so take with a meal containing fat for optimum absorption. Many individuals take it with breakfast or lunch.
Can I take this if I'm vegan? Yes, this product is vegan-friendly. Vitamin D3 is sourced from lichen, and K2 is synthetic (MenaQ7), which is suitable for vegans.
How long does one bottle last? With 60 capsules, a serving size of one capsule per day provides a two-month supply.
Recommended Dosage
The suggested serving is one capsule daily with a meal. Do not exceed the recommended dose unless advised by a health care professional. Typical maintenance doses range from 1000–5000 IU D3 and 45–100 mcg K2 MK-7. This product provides 5000 IU D3 and a balanced amount of K2 MK-7, making it suitable for those with higher needs, such as limited sun exposure or known deficiency.
Always consult with a health care provider before starting any new supplement regimen, especially if you are pregnant, nursing, or have a medical condition.
* These statements have not been evaluated by the Medicines and Healthcare products Regulatory Agency. This product is not intended to diagnose, treat, , or prevent any disease.