Vitamin D3 + K2 (MK-7)
D3 5000 IU + K2 (MK-7) 100 mcg
A bone, immune and cardiovascular support pairing
Dose
1 capsule
Timing
Morning
With
With a meal containing fat
What it is
Vitamin D3 (cholecalciferol) is the same form your skin produces from sunlight. Despite its name it acts as a hormone, regulating calcium balance, immune function and the expression of hundreds of genes. Most adults who spend their days indoors run below optimal levels.
Vitamin K2, in the long-acting MK-7 (menaquinone-7) form, is its essential partner. K2 directs calcium to where it belongs — into bone — and helps keep it out of soft tissue and arterial walls. The two are paired because raising vitamin D increases how much calcium you absorb, and K2 ensures that calcium is deposited correctly.
At Healthi Life, Vitamin D3 + K2 (MK-7) is introduced within a physician-guided plan — most often after an advanced health check-up and as part of our longevity programs. Eligibility, dose and suitability are determined after a medical consultation.
Why D3 and K2 are paired
Taking vitamin D alone raises calcium absorption but does not control where that calcium goes. K2 closes the loop: it activates two key proteins — osteocalcin, which binds calcium into bone, and matrix Gla protein, which helps prevent calcium from accumulating in arteries. The MK-7 form is used specifically because it stays active in the body far longer than the shorter MK-4 form, so a single daily dose provides steady, all-day coverage. Pairing the two is what makes this a bone-and-artery strategy rather than a calcium-absorption one alone.
How it supports your biology
How to take it
Dose
1 capsule
Timing
Morning
With
With a meal containing fat
Why with fat, and why morning
Both vitamin D3 and K2 are fat-soluble, so they are absorbed substantially better when taken with a meal that contains some fat rather than on an empty stomach. Morning dosing with breakfast is a practical default that ensures the fat-containing meal is present, and some people find high-dose vitamin D mildly activating, making earlier in the day preferable. Your physician sets the dose against your measured 25-OH vitamin D level.
Safety note — fat-soluble & anticoagulant interaction
Vitamin D accumulates in the body, and K2 interacts with a specific class of medication. Note the following:
- If you take a vitamin-K-antagonist anticoagulant (warfarin / Coumadin), do not start this product without physician supervision — K2 can counteract warfarin and destabilize your INR.
- Vitamin D is fat-soluble and stores in the body. It should be dosed to a measured 25-OH level (target generally 50–70 ng/mL) and rechecked, to avoid accumulation and high-calcium effects over time.
- Use physician guidance if you have a condition affecting calcium handling — hyperparathyroidism, sarcoidosis or a history of calcium kidney stones.
- At this dose the pairing is generally well tolerated; report unusual symptoms such as nausea or excessive thirst, which can signal calcium excess.
Frequently asked questions
本页仅供一般信息参考，不构成医疗建议、诊断或治疗。个体结果存在差异。 请务必就您的健康状况咨询合格医生。请参阅我们的 完整医疗免责声明.
Start with an assessment
Vitamin D3 + K2 (MK-7) is one part of a supervised plan. Book a physician consultation to review whether it is right for you.
Precision interventions. Long-term strategies. No shortcuts.
