Ingredient dictionary

This plant extract with potential antioxidant properties comes from a tree known as “sweet acacia.”

Seeing "aroma/flavour" on an ingredient list can be either good or bad. For example, if the aroma or flavour comes from mint....

This South America-native plant has some wound healing properties, but also contains volatile compounds that can irritate skin.

Latin name for sandalwood extract, which is used in cosmetics as a fragrance. It can have antioxidant properties. It also can be a skin sensitizer.

Any ingredient or combination of ingredients, natural or synthetic, added to a cosmetic to improve its taste, usually by masking the undesirable taste of another ingredient. In the EU, flavour is indicated as "aroma".

This flower from a tree better known as ylang-ylang has antioxidant properties, but its oil can be highly sensitizing.

This plant, also known as ylang-ylang, has components that can be sensitizing to skin.

This fragrance ingredient can cause irritation when applied to skin.

Extract derived from the flowers of the Hoya lacunosa plant, whose fragrant compounds pose a risk of skin sensitization.

Fragrance ingredient with a musky/woody aroma; may be problematic for skin.

Methyldihydrojasmonate is a fragrant compound used in skin care for its floral, jasmine-like scent. Like other fragrances, it can cause skin sensitization.

Mimosa oil or extract are fragrant, antioxidant ingredients derived from the Acacia dealbata plant. Their aromatic compounds can cause skin sensitization.

Preservative and fragrant compound used as a masking scent in cosmetics. Potentially irritating to skin.

Antioxidant and antimicrobial ingredient, AKA Myrtus communis extract, that also contains volatile, sensitizing aromatic compounds.

Antioxidant and antimicrobial ingredient that contains volatile, sensitizing aromatic compounds.

Extract of plants that is used in cosmetics primarily for fragrance.

Ingredient used in cosmetics primarily for fragrance.

Tea tree oil contains volatile components (such as linalool, limonene, and eucalyptol) that can be sensitising to skin.

Fragrant solution obtained from the flowers of the damask rose, which poses a risk of irritation to skin.

A volatile fragrance ingredient extracted from geranium, geraniol is capable of causing sensitivity when applied to skin.

Antioxidant-rich plant extract that’s iffy for skin due to volatile fragrance compounds.

Plant that may offer some beneficial properties but can also be a skin sensitizer due to fragrant components (depending on which part of the plant was used).

Also known as red sandalwood, this fragrance ingredient poses a risk of irritating skin.

Plant for which there is little research showing it to have any benefit for skin.