BioStacks
Best for
Ingredients (1)
Vitamin K2
50%Dose
45 mcg
Target
90–200 mcg
Form
Premium
Other Ingredients (6)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Lithothamnion CalcareaFiller
Calcified red seaweed used as a whole-food tablet base and natural calcium/magnesium source (common in food-based multivitamin lines)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Coating (unspecified)Coating
Generic tablet coating declaration where the label does not itemize the coating's components; modern aqueous film coatings are typically cellulose-based (HPMC) with a plasticizer
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Vitamin K
Not reviewed yet
How to Take It
Take it anytime
Fat-soluble — take with a meal containing fat for better absorption. Time of day doesn't matter.
With a meal containing fat
On the label
Adults and children 4 and over take 1 tablet a day with a meal. Do not exceed recommended daily intake.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
No price yet
What 144 vitamin K supplements cost
Track this supplement in your stack
Get personalized insights, interactions, and coverage recommendations.
Get Started FreeSimilar Supplements
Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.