For over a decade, KEEP INGREDIENTS has delivered premium Vitamin K2 (Menaquinone-7) Powder — a fermentation-derived,
Vitamin K2 (Menaquinone-7) content is from 2000PPM to 15000PPM highest by HPLC, bioactive nutrient essential for calcium metabolism and vascular health. Rigorously tested to exceed EP/USP standards, our MK-7 empowers nutraceutical brands to formulate science-backed products with unmatched purity and stability.High-Purity, Clinically Validated Support for Bone & Cardiovascular Wellness
Technical Excellence: Precision-Backed QualityPotency & PurityHigh Bioactive Content: Exceeds 2,000 ppm MK-7 via HPLC analysis.
Specifications:Vitamin K2 (Menaquinone-7) content is from 2000PPM to 15000PPM highest by HPLC;
The higher content, the color of product is more yellowish.
Ultra-Low Contaminants:Heavy Metals: Lead, Arsenic, Mercury, Cadmium — Not Detected (ND, below 0.05–0.1 mg/kg limits).
Aflatoxins (B1+B2+G1+G2): <5 µg/kg (meets strict EU limits).
Physical Integrity:Loss on Drying: 1.46% (vs. ≤5.0% spec) — optimal moisture control for powder stability.
Ash Content: 0.43% (vs. ≤3.0% spec) — minimal inorganic residue.
Microbiological SafetyTotal Plate Count: <10 CFU/g (vs. ≤1,000 CFU/g limit).
Yeast & Mold: <10 CFU/g (vs. ≤25 CFU/g limit).
Pathogen-Free: E. coli, Salmonella, Staphylococcus — Not Detected.
Functional Advantages for Formulators
Bone Health Optimization:Activates osteocalcin, directing calcium to bones — critical for aging populations and post-menopausal wellness.
Cardiovascular Support:Inhibits vascular calcification by activating matrix Gla protein (MGP) — aligned with heart health trends.
Fermentation-Derived Bioactivity:Sourced from Bacillus subtilis natto — superior bioavailability vs. synthetic K2.
Stability & HandlingShelf Life: 2 years when stored sealed at 10–20°C, 45–65% humidity (no direct sunlight).
Appearance: Off-white to light yellow powder; odorless — ideal for capsules, tablets, and gummies without flavor masking.
Storage conditions: Please keep it sealed in a cool dry place with temperature of 10 ℃ ~ 20℃ , humidity 45%～65% ，avoid direct sunlight.
Why Trust KEEP INGREDIENTS?
EP/USP Compliance: Every batch validated via pharmacopeial methods (HPLC, heavy metal testing).
Supply Chain Transparency: Full traceability from fermentation to final packaging.
Application Flexibility:Compatible with vegan formulations, hot-fill beverages, and freeze-dried supplements.
Synergizes with Vitamin D3 and calcium for bone health stacks — a top-selling combination in Europe.
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Product Name
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Vitamin K2 Powder
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Origin
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Bacillus subtilis Natto
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Shelf Life
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Two years when properly stored
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Items Specifications
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Methods of Analysis
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Results
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Descriptions
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Appearance Off-white to light yellow Powder; odorless
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Visual
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Conforms
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Physical & Chemical Tests
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Vitamin K2
(Menaquinone-7)
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≥2,000 ppm
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HPLC
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2,043ppm
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Lost of Drying ≤5.0%
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EP/USP
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1.46%
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Ash ≤3.0%
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EP/USP
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0.43%
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Lead (Pb) ≤0. 1mg/kg
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EP/USP
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N.D
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Arsenic (As) ≤0. 1mg/kg
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EP/USP
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N.D
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Mercury (Hg) ≤0.05mg/kg
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EP/USP
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N.D
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Cadmium (Cd) ≤0. 1mg/kg
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EP/USP
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N.D
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Aflatoxin
(B1+B2+G1+G2)
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≤5μg/kg
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EP/USP
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<5μg/kg
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Microbiological Tests
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Total Plate Count ≤1000CFU/g
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EP/USP
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<10CFU/g
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Yeast & Mold ≤25CFU/g
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EP/USP
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<10CFU/g
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E.Coli. Negative
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EP/USP
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N.D
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Salmonella Negative
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EP/USP
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N.D
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Staphylococcus Negative
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EP/USP
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N.D
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