It has a floral citrus like odor, and a fatty taste and is used as a flavoring ingredient in foods.

It is commonly produced by the reduction of undecanal, the analogous aldehyde.

[2] 1-Undecanol is found naturally in many foods such as fruits (including apples and bananas), butter, eggs and cooked pork.

[2] Undecanol can irritate the skin, eyes and lungs.

Ingestion can be harmful, with the approximate toxicity of ethanol.