Is It Kosher?
By Rabbi Eliezer Eidlitz — a comprehensive guide to the kosher status of hundreds of common foods, ingredients, and food categories.
Products That Don't Require Kashrus Certification
Aluminum Foil
Baking Powder
Cocoa - plain, with no additives.
Coffee - Plain - without flavoring.
Corn Starch
Dried Fruit - with no oil or other ingredients listed (except for the usual preservatives, such as potassium sorbate, sulphur dioxide and sodium bisulfate).
Flour - plain only.
Fruits - most plain canned and frozen fruits with no added ingredients besides water, salt, sugar, corn syrup, corn sweetener, citric acid, ascorbic acid, are acceptable without certification. Calcium chloride, lactic acid, and ferrous glutomate do not require certification, but beware of added ingredients such as spices, flavorings, colorings, or grape juice. Grape juice is especially common lately in "juice pack" and diet pack varieties of fruit which contain no added sugar or flavoring.
Gin
Guar Gum
Honey
Molasses
Maraschino Cherries - without added flavoring.
Nuts - plain, with no oil or other ingredients (besides salt) on the label, when they have been dry roasted.
Oats
Pectin
Petroleum
Plastic Bags
Plastic Wraps
Popcorn Kernels - plain, with no oil, flavoring, etc.
Raisins - plain, with no oil listed on the label.
Raw Nuts
Rice - plain, with no flavor or seasoning added.
Riboflavin
Rock Candy - unflavored only.
Rum
Rye - straight liquor.
Saccharin
Sake - pure.
Salt
Sorbitol
Soy Beans
Spices -`pure.
Starch
Sugar
Tequila -without worm. (See article, page 200.)
Tea - plain, with no added ingredients or flavorings.
Vegetables - fresh and frozen - pure. Care must be taken to check for worms in leafy vegetables. (see page 222.)
Wheat
Wheat Germ - with no added ingredients.
Yeast, regular