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Practitioner grade
Practitioner only
Vitamin D3 with K2
Vitamin D3 with K2 in a single daily capsule
Combines vitamin D3 with vitamin K2 for the synergistic management of calcium, supporting bone mineralisation while directing calcium away from arterial walls.
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Practitioner consult session
A 15-minute consultation. An email link will be included in your order confirmation to make the booking.
Optional 1:1 with our clinical team · $49
TGA-listed AUST L
Practitioner-grade formula
Clinician-reviewed before dispatch
Ships in 2 business days
What's in it
Each ingredient is in its most bioavailable form, at a clinically meaningful dose. No fillers, no token amounts, no marketing-led blends.
Cholecalciferol
Vitamin D3 (cholecalciferol)
The active vitamin D form. Increases intestinal calcium absorption and supports immune, bone and hormonal health.
Included
Capsule
Vitamin K2 (MK-7)
Directs calcium to bone and teeth rather than soft tissue. Essential synergy partner to vitamin D.
Typically 90 to 180mcg
Always read the label and follow directions for use. Vitamins and minerals can only be of assistance if dietary intake is inadequate. If symptoms persist, consult a healthcare professional.
How to take it
Simple to take, with a few timing notes that make a real difference to absorption.
As directed. Take with a fat-containing meal for optimal absorption of both fat-soluble vitamins.
Vitamin K2 interacts with warfarin, do not take without medical advice if on anticoagulants. Vitamin D toxicity possible with excessive supplementation. Dietary supplements should not replace a balanced diet.
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Back to Energy & Fatigue →Frequently asked.
Common questions about how OptiLabs works: testing, supplements, clinician review, returns and timing.
Are the supplements safe?
All carry an AUST L designation from the TGA. Every order is reviewed by a clinician before dispatch.
Do I need a referral?
No. All tests are available to order directly. Our lab partner is NATA and RCPA accredited, operating as a direct-access pathology service.
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A proper investigation into what's driving your symptoms, with a protocol built around your results, not a generic recommendation.