Sports Research® Vitamin K2 as MK-7 100mcg with Coconut MCT Oil - 60 Veggie Softgels (2 Month Supply) Vegan Certified, Non-GMO Verified, Gluten & Soy Free

Clinical trials typically use 100-200 mcg MK-7 daily. Sports Research Vitamin K2 MK-7 100mcg with Coconut MCT Oil delivers 100mcg Vitamin K2 as MK-7 per softgel, once daily, which we classify as Therapeutic relative to that range.

See the "Also consider" section below for two alternatives. Choose based on form preference (Softgel vs alternatives), dose adequacy, and third-party testing.

Yes — Third-Party Tested. Third-party testing verifies ingredient identity and label accuracy.

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Vitamin K2 directly antagonizes warfarin (Coumadin) and other vitamin K-antagonist anticoagulants — this is a serious interaction requiring physician guidance before use. K2 is generally safe with other medications but should be disclosed to your doctor if you take any blood-thinning agents. No interactions with common supplements like D3, magnesium, or calcium.

MK-7 at 100mcg daily has an excellent long-term safety record — human studies up to 3 years show no adverse effects at this dose. K2 is fat-soluble but not known to accumulate to toxic levels at supplemental doses. The chickpea fermentation source further reduces risk of contamination.

Vitamin K2 is exceptionally well tolerated — GI side effects are rare and typically occur only at very high doses. The liquid MCT softgel format is gentle on the stomach. Taking with food or the MCT oil base inherent in the formula aids smooth digestion.

K2 pairs synergistically with Vitamin D3 — D3 increases calcium absorption while K2 routes it to bones rather than arteries. Also compatible with magnesium, calcium, and omega-3s. Avoid pairing with other K2 supplements to prevent accumulation above the tolerable upper range.

Take one softgel daily with food. If you take warfarin or any anticoagulant, do not use without physician supervision. The coconut MCT oil base provides built-in fat for K2 absorption, so food pairing is convenient but not mandatory. Disclose K2 supplementation to any prescribing physician.

K2 supports bone mineral density changes that occur over months to years — meaningful skeletal benefits appear in studies at 6–12 months of consistent use. Cardiovascular benefits related to arterial calcium reduction also accumulate gradually. MK-7's long half-life (72+ hours) means steady-state levels are reached within a week of daily dosing.