Is keratin halal?

Keratin is doubtful in all four schools until its source is confirmed halal. Taken from hooves, horns, feathers or wool.

Doubtful · From the Halal or Not? rulebook, checked 28 September 2026 · Applies to food and drink

Verdict by school

SchoolVerdict
HanafiDoubtful
MalikiDoubtful
Shafi'iDoubtful
HanbaliDoubtful

Why

Taken from hooves, horns, feathers or wool. Source and slaughter decide it.

What to look for on the label

In cosmetics

Halal or Not? gives keratin the same answer in cosmetics as in food.

Quick answers

Is keratin halal?
Keratin is doubtful in all four schools until its source is confirmed halal. Taken from hooves, horns, feathers or wool.
What should I look for on the label?
Halal or Not? treats it as halal when the label also says: plant, vegan, wool. It is haram when the label says: pork, porcine, pig, swine, lard.

Sources

Halal or Not? reads an ingredients list against a published rulebook of where the four Sunni schools and the main certifiers agree and differ. It is information, not a fatwa. When in doubt, ask a scholar you trust or look for a recognised halal mark.

Ask Halal or Not? yourself

Paste a whole ingredients list, scan a barcode or type one ingredient, and see each school's verdict with the reason. Open Halal or Not?, free, no sign-up.

In Claude or any app that takes MCP connectors, add https://goodturn-mcp.pages.dev/halalornot/mcp and ask: “Is keratin halal?”

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