FAQs

Product Missing OU Logo

Why would a product that normally bears the OU symbol not bear one? There are a variety of reasons why a product may sometimes appear with an OU and sometimes…

Fruit and Vegetable Infestation

Which produce requires checking for infestation? How do I check properly? Many fruits and vegetables are prone to infestation and require appropriate bedika (examination) before consumption. The OU has prepared…

OU Shmittah Policy

What is the OU’s policy with regard to Shmittah and Israeli produce? For the past 130 years, there has been a great Rabbinic debate over the propriety of selling Jewish…

OU Israel

Is the OU in Israel different than the OU in the USA? The kashrus standards of products, food service establishments and Shechita are the same in Israel as they are in…

NYC Water

Is filtration required for New York City tap water? There are two opinions among Poskim whether or not New York City water may be used without filtration. Because this issue is a…

Verifying Kosher Fish

Can you identify a kosher fish by its name? It is not possible to establish the kosher status of a fish based on the fish’s name since fish names are…

Grape Juice as an Ingredient

Are grape juice and wine ingredients used in OU certified products such as mustard and fruit cups always Mevushal? OU certified products contain only OU approved ingredients. As such, wine,…

Eggs and Blood Spots

Since eggs are candled, do they still need to be checked for blood spots? Blood spots in fertilized eggs are prohibited, and one should check cracked eggs to make sure…

Products with Fish Ingredients

Why are there products that list fish as an ingredient, but only bear an OU, while other fish products have “OU-Fish” on the label? Products that contain fish ingredients that…

Dishwashing Detergent

Do dishwashing detergents require kosher supervision? It is generally assumed that dishwashing detergents are not edible entities, and halachically they do not have a non-kosher status, even if they contain…