OU - The world's best known kosher trademark | Learn About Kosher

Why the world's best known brands choose the OU for Kosher certification

Featured Companies

Going kosher is an investment your company makes in order to increase market reach and share. We are ready to support you in any way we can in achieving your goals.

Räber AG

Health-Tech, Inc.

Golden Walnut Specialty Foods

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M.H. Zeigler and Sons, LLC

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At Zeigler's, we follow a family apple cider recipe handed down from one generation to the …
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Machalico S.A.

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achalico is a leading company in cultivation of aromatic plantations with the highest and safest techniques. …
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Madelaine Chocolate Novelties

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A leading manufacturer of seasonal and everyday chocolate novelties, Madelaine offers a wide variety of solid, …
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Mancini Packing Company

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The Mancini brand brings you old world tradition with products that are innovative and easy. Family …
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Mantrose-Haeuser Co., Inc.
NATURESEAL

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Mantrose-Haeuser’s NatureSeal formulations are OU Kosher certified for use on fresh-cut produce. These precise vitamin/mineral blends …
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