Hazelnut

Also listed as Hazelnuts, Filbert, and Tree Nuts - Hazelnut.

Nuts & Legumes

This is what the ingredient is.

Hazelnuts are tree nuts also called filberts. Labels may say hazelnuts or filberts.

Here is why it shows up on the label.

They are eaten as snacks and used in spreads, baking, and chocolate.

Here is what food agencies say.

Hazelnut is a tree nut major allergen under US labeling law and must be declared.

Here is what research has found.

Allergen mislabeling and pathogen contamination have appeared in hazelnut product recalls.

Here are a few things worth knowing.

Tree nut allergy can be severe. Store cool to limit rancidity.

Sources

  • FDA Food Labeling
  • USDA FSIS
  • FDA Recalls

How to read this page

We publish plain facts about this ingredient so a label is easier to read. This is not medical advice, and it is not a recommendation to buy, avoid, or use anything. For a personal health question, talk with a clinician who knows your history.

v1.0Updated 9/17/2026