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Is guanine halal?

pearlescent colorant (marine-derived) · ingredient

strict
Doubtful
mainstream
Doubtful
lenient
Doubtful
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: marine (fish-scale derived, CI 75170); INCI function: pearlescent colorant. status_condition: HALAL only if confirmed fish-derived AND the ethanol carrier is non-khamr; conservatively MUSHBOOH when the source/carrier is unstated. Aggregation methodology, not scholar-ratified.

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Sources

https://pubmed.ncbi.nlm.nih.gov/39040261/ — 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