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DAVINCI Labs D3/K2 Liquid - Vitamin D3 & K2 Supplement, 30 mL (30 Servings)

DAVINCI Labs D3/K2 Liquid - Vitamin D3 & K2 Supplement, 30 mL (30 Servings)

Regular price $101.72 AUD
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DAVINCI Labs D3/K2 Liquid - Vitamin D3 & K2 Supplement, 30 mL (30 Servings)

Regular price $101.72
Sale price $101.72 Regular price
Save % Sold out
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Key Health Benefits of DAVINCI Labs D3/K2 Liquid

  • Bone Health Support: Vitamin D3 supports calcium absorption, and vitamin K2 helps direct calcium to the bones, contributing to the maintenance of strong, healthy bones.*
  • Heart Health Support: By helping to maintain normal calcium metabolism, this combination supports cardiovascular wellbeing. Vitamin K2's role in activating MGP may help keep arteries flexible.*
  • Immune Health Support: Vitamin D3 is known to help support normal immune function, while K2 complements this by supporting healthy cell growth.*
  • Enhanced Absorption: The liquid delivery system offers superior bioavailability compared to some pills or capsules, making it an excellent choice for those who have difficulty swallowing tablets or prefer a faster-acting supplement.

Each serving provides 5,000 IU of vitamin D3 and a clinically relevant dose of vitamin K2 MK-7, all in a pleasant orange flavour that makes daily supplementation enjoyable.

Understanding the Synergy: How D3 and K2 Work Together

The synergy between vitamin D3 and K2 is rooted in their complementary roles. Vitamin D3 (cholecalciferol) supports the production of calcium-binding proteins in the intestine, which enhances calcium absorption. Once calcium enters the bloodstream, vitamin K2 (as menaquinone-7, or MK-7) helps activate matrix GLA protein (MGP) and osteocalcin. MGP helps prevent calcium deposition in blood vessels, while osteocalcin helps bind calcium to the bone matrix. This coordinated action helps maintain healthy calcium balance, promoting both bone density and arterial flexibility.* The liquid form of this supplement allows for faster absorption, ensuring your body can utilise these nutrients efficiently.

What to Look For in a D3 + K2 Supplement

When choosing a vitamin D3 and K2 supplement, quality matters. DAVINCI Labs D3/K2 Liquid features several key attributes that set it apart:

  • Form of K2: This product uses vitamin K2 as MK-7 (menaquinone-7), which has a longer half-life than MK-4, allowing for once-daily dosing and steady blood levels.*
  • Dosage Ratio: With 5,000 IU of D3 and a complementary amount of K2, this formula is designed for optimal synergy. The exact K2 dose is standardised to support healthy calcium utilisation.*
  • Purity and Quality: DAVINCI Labs emphasises research and quality in their formulations. The liquid is free from common allergens and is produced in a GMP-certified facility.
  • Convenience: Each bottle provides 30 servings, enough for a full month. The calibrated dropper ensures accurate dosing every time.

Frequently Asked Questions About D3 and K2

Can I take vitamin D3 and K2 together with other supplements?

Yes, vitamin D3 and K2 are generally safe to take alongside other supplements. However, if you are taking blood thinners (such as warfarin), consult your health care provider before adding K2, as it may interact with anticoagulant medications. Always inform your doctor about all supplements you take.

What is the best time to take D3/K2 liquid?

Since vitamin D3 is fat-soluble, taking it with a meal that contains healthy fats can enhance absorption. A breakfast or lunch with avocados, nuts, or olive oil is ideal. The liquid can be taken directly or mixed into a beverage.

Is this supplement suitable for vegans?

Vitamin D3 in this product is typically sourced from lanolin (sheep's wool), so it may not be suitable for strict vegans. Vitamin K2 MK-7 can be derived from natto or synthetic sources; please check the labelled or contact DAVINCI Labs for specific sourcing information.

Why Take Vitamin D3 and K2 Together?

Vitamin D3 and vitamin K2 are a powerful duo that work synergistically to support your body's calcium metabolism. While vitamin D3 helps increase calcium absorption from the gut, vitamin K2 directs that calcium to where it's needed most—your bones and teeth—while helping to keep it away from soft tissues like arteries. This partnership is essential for maintaining strong bones, cardiovascular health, and overall wellbeing.* DAVINCI Labs D3/K2 Liquid delivers both nutrients in a convenient liquid form, making it easy to incorporate into your daily routine.

Recommended Dosage and Usage Tips

For adults, the recommended serving is 1 mL (one full dropper) daily, which provides 5,000 IU of vitamin D3 and the specified amount of vitamin K2 MK-7. Shake well before use. Store in a cool, dry place away from direct sunlight. Do not exceed the recommended dose unless directed by a healthcare professional. As with any supplement, it's wise to consult with a health care provider before starting a new regimen, especially if you are pregnant, nursing, or have a medical condition.

Always read the labelled and follow directions for use. This product is not intended to diagnose, treat, or prevent any disease.

Worldwide Delivery

Vitamins4Australia offers free shipping to Australia & the US on every order, with no minimum spend required. Most orders are delivered within 2–7 business days after dispatch, and tracking details are sent by email once the order leaves fulfilment.

Returns and support

Vitamins4Australia offers straightforward post-purchase support with a clear returns process. Please check the store returns policy before sending an item back, as final eligibility may depend on product condition, packaging integrity and whether the return request is started within the stated return window.

How to choose

Use the product description, ingredient list, serving information and available variants to compare supplement options. Always check the full ingredient list, directions for use and any allergen information on the product packaging before taking any food supplement.

Ingredients and important information

Ingredient lists and formulations may vary by batch or supplier. Always check the product packaging for the most up-to-date information. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Do not exceed the recommended daily intake. If you are pregnant, nursing, taking medication or have a medical condition, consult your healthcare professional before use.

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  • Free standard deliveryUsually 2–7 business days to Australia, after 1–3 days to prepare
  • 30-day returnsOn unopened items in original packaging
  • Secure checkoutProcessed by Shopify with major cards accepted
  • Real supportEmail or phone, answered by our team

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Buying guide and questions

Supplement guide

DAVINCI Labs D3/K2 Liquid - Vitamin D3 & K2 Supplement, 30 mL (30 Servings) at Vitamins4Australia

Key Health Benefits of DAVINCI Labs D3/K2 Liquid Bone Health Support: Vitamin D3 supports calcium absorption, and vitamin K2 helps direct calcium to the bones, contributing to the maintenance of strong, healthy bones...

Category Vitamin D3 & K2
Delivery area Worldwide
Checkout Secure checkout
Brand DAVINCI Labs
Price $101.72
Availability In stock
bone healthcalcium absorptioncholecalciferold3 k2davinci labsdietary supplementheart healthimmune supportliquid supplementmenaquinone

How to choose if this supplement fits your routine

Read the ingredient list, check the serving size and directions for use. Consider the supplement form (tablet, capsule, liquid) and whether it suits your dietary requirements. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle.

Questions about DAVINCI Labs D3/K2 Liquid - Vitamin D3 & K2 Supplement, 30 mL (30 Servings)

Is DAVINCI Labs D3/K2 Liquid - Vitamin D3 & K2 Supplement, 30 mL (30 Servings) available worldwide?

Yes. This product is currently available on Vitamins4Australia with free shipping to Australia & the US.

How should I compare this with similar supplements?

Compare the active ingredients, serving size, number of servings per container, supplement form, brand reputation and price per serving. Check allergen information if relevant to your dietary needs.

Where can I find delivery and returns information?

Delivery information is shown near the add to cart area. Returns guidance is available on the product page and full terms are covered in the store returns policy.