Ingredient

Eugenol

Neutral in 1 Flagged in 22

What is Eugenol?

Eugenol is a naturally occurring aromatic compound found in clove oil, among other sources. It is commonly synthesized for use in various products and is known for its spicy, clove-like scent.

It is used in fragrances, flavorings, and certain cosmetic products due to its aromatic properties. While eugenol is widely used, it can cause allergic reactions or skin irritation in some individuals. The evidence on its safety is mixed, with most concerns related to high exposure levels.

When you see eugenol on a label, it indicates the product is likely to have a clove-like scent or flavor. Individuals sensitive to this compound should be cautious.

Commonly found in: Lip Care, Fragrances, Hand Sanitizer, Spices

What to watch

  • Eugenol can cause allergic reactions in sensitive individuals.
  • High concentrations may lead to skin irritation.
FDA

Eugenol is generally recognized as safe (GRAS) for use in food but can have restrictions in other applications.

Research

Several studies indicate eugenol may cause irritation or allergic responses, especially in high doses, but it is largely considered safe at the levels used in consumer products.

Vegan

Eugenol is plant-derived and is typically considered vegan-friendly.

Sources: Eugenol Safety Assessment Report · Scientific Opinion on the use of Eugenol as a Flavoring Substance

Scout's take

IFRA / EU-declared fragrance allergen. Clove-derived; documented strong dermal sensitizer with IFRA-restricted use levels in leave-on products.

The case against

Eugenol can cause skin irritation and sensitization in some individuals.

from the analysis of Salt & Stone Deodorant - Neroli & Basil

The case for

It provides a warm, spicy scent to the product.

from the analysis of Salt & Stone Deodorant - Neroli & Basil

More from Scout's analyses

IFRA / EU-declared fragrance allergen; required on the label because it exceeds 0.001% in this leave-on product. Clove-derived sensitizer with a high patch-test positivity rate.

from the analysis of Le Labo The Matcha 26 Eau de Parfum

EU-regulated fragrance allergens (limonene/linalool/eugenol/benzyl salicylate etc.).

from the analysis of W3LL People Lush Lip Tinted Oil

Processed additive flagged under Scout's ingredient doctrine.

from the analysis of Salt & Stone Deodorant - Neroli & Basil

Found in 23 products

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