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Is vitamin k2 mk-7 (natto fermentation) halal?

active (microbial) · ingredient

strict
Halal
mainstream
Halal
lenient
Halal
Computed from named public guides — NOT independently scholar-ratified. For doubtful items, consult a scholar you trust. Halalyzer never invents a ruling and never uses AI for the verdict.

Origin class: microbial (stated); supplement function: active. status_condition: MK-7 from Bacillus subtilis (natto soybean) fermentation is halal; animal-source K2 (e.g. from cheese/liver) or unstated 'menaquinone' stays mushbooh. Aggregation methodology, not scholar-ratified.

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Sources

HalalCodeCheck: vitamin K2 MK-7 from Bacillus subtilis (natto) fermentation is halal-compatible (bacterial, non-animal) https://halalcodecheck.com/blog/e-numbers-in-vitamins-supplements/Sato et al., Bacillus subtilis natto MK-7 production confirming bacterial-fermentation (non-animal) origin https://pubmed.ncbi.nlm.nih.gov/16232939/ — PubMed (NIH National Library of Medicine)

Related

Verdict is a deterministic computation from the cited standards above (zero AI/LLM in the verdict path). Product facts via Open Food Facts (ODbL). Authorities are linked, never mirrored. · Browse all · Transparency