KASHRUS KNOWLEDGE BASE
Kosher questions, clearly answered.
Plain-language answers to the questions people actually ask — about symbols, ingredients, certification, and more. Search or filter to find yours.
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Plain-language answers to what food companies actually ask.
Getting Certified
- What Is Kosher Certification?
- Does My Product Need Certification?
- How Long Does Certification Take?
- What Happens During an Inspection?
- How to Choose a Reliable Agency
- Switching Certification Agencies
- Is It Worth It for a Small Business?
- Kosher Certification Cost Per Unit
Certificates & Buyers
- What Is a Letter of Certification?
- How to Read a Kosher Certificate
- How Long Is a Certificate Valid?
- Why Retailers Require Certification
- Selling to Distributors
By Business Type
Is It Kosher? Ingredients
- Is Gelatin Kosher?
- Is Honey Kosher?
- Is Vanilla Extract Kosher?
- Is Lecithin Kosher?
- Is Whey Kosher?
- Is MSG Kosher?
- Is Glycerin Kosher?
- Are Enzymes Kosher?
- Is Coffee Kosher?
- Are Vitamins Kosher?
- Are Sprinkles Kosher?
- Is Rennet Kosher?
- Is Wine Kosher?
- Is Carmine (Cochineal) Kosher?
- Is Chocolate Kosher?
- Is Shrimp Kosher?
- Is Olive Oil Kosher?
- Is Chicken Kosher?
- What Ingredients Are Not Kosher?
Is it kosher?
Quick answers, product by product
Short, plain-language answers to the “is X kosher?” questions people search most — and why the real answer is almost always to look for a reliable hechsher and ask your rav.
Browse all kosher questions → More are added regularly.
Still have a question?
We’re always adding to this library. Ask us anything — and if you’re a company, we’ll fold it into your free quote conversation.