فاحص الحلال
vanilla extract: broadly permitted.
Major fatwa bodies permit vanilla extract: the trace alcohol is a carrier, not an intoxicant as used, and it does not intoxicate in any quantity you could eat. The cautious still prefer alcohol-free versions; that is a valid preference, not an obligation.
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Educational, not a personal ruling. For complex cases, confirm with a qualified scholar, and for money and inheritance, with local law.