True
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b6eb977c-b2b7-49a8-a301-0e1f1b273f91

Ingredient Dictionary

Poor

horseradish

Plant that can sensitize skin and should never be applied to abraded skin. Read More »

Categories: Sensitizing, Plant Extracts

Poor

Anacyclus pyrethrum

See pellitory

Categories: Plant Extracts

Poor

Melaleuca cajeputi oil

There is no research showing that this oil, which is derived from a plant in the same family as the... Read More »

Categories: Sensitizing, Plant Extracts

Poor

Copaifera officinalis

See balsam peru

Categories: Sensitizing, Plant Extracts

Poor

Origanum majorana

See marjoram

Categories: Sensitizing, Fragrance: Synthetic and Fragrant Plant Extracts, Plant Extracts

Poor

petitgrain mandarin

See mandarin orange oil or extract

Categories: Plant Extracts, Fragrance: Synthetic and Fragrant Plant Extracts, Sensitizing

Poor

Aerocarpus santalinus

Read More »

Categories: Fragrance: Synthetic and Fragrant Plant Extracts, Plant Extracts

Poor

lemongrass extract

Extract that can have beneficial properties... Read More »

Categories: Fragrance: Synthetic and Fragrant Plant Extracts, Sensitizing, Plant Extracts

Poor

Lavandula officinalis

See lavender extract and oil

Categories: Plant Extracts, Fragrance: Synthetic and Fragrant Plant Extracts, Sensitizing

Poor

oregano

Has beneficial properties, but can also be a skin sensitizer Read More »

Categories: Plant Extracts, Sensitizing, Fragrance: Synthetic and Fragrant Plant Extracts

Poor

myrtle extract

Contains volatile oil and tannins... Read More »

Categories: Plant Extracts, Sensitizing, Fragrance: Synthetic and Fragrant Plant Extracts

Poor

orris root

Used primarily as a fragrant component due to its violet-like scent (Source:... Read More »

Categories: Fragrance: Synthetic and Fragrant Plant Extracts, Plant Extracts, Sensitizing

Poor

Daucus carota

Also known as wild carrot. It can have antioxidant properties, but applied topically it can cause... Read More »

Categories: Plant Extracts, Antioxidants, Sensitizing

Poor

Cinnamomum camphora

See camphor

Categories: Plant Extracts, Sensitizing

Poor

Mentha piperita

See peppermint

Categories: Plant Extracts, Fragrance: Synthetic and Fragrant Plant Extracts, Fragrance: Synthetic and Fragrant Plant Extracts, Sensitizing

Poor

capsicum

Large group of plants consisting primarily of the pepper family, including chili peppers and... Read More »

Categories: Plant Extracts, Sensitizing

Poor

daisy flower extract

There is no research showing this extract has any benefit for skin. Also known as tansy, it can... Read More »

Categories: Plant Extracts, Sensitizing

Poor

Citrus aurantifolia

See lime oil and extract

Categories: Fragrance: Synthetic and Fragrant Plant Extracts, Plant Extracts, Sensitizing

Poor

Equisetum arvense

See horsetail extract

Categories: Sensitizing, Antioxidants, Plant Extracts

Poor

rosemary oil

Fragrant plant oil derived from rosemary, Latin name Rosmarinus officinalis. This ingredient is primarily used as a fragrance in cosmetics... Read More »

Categories: Antioxidants, Plant Extracts, Fragrance: Synthetic and Fragrant Plant Extracts, Sensitizing

Poor

cinnamon

Can have antioxidant properties when applied to skin... Read More »

Categories: Plant Extracts, Fragrance: Synthetic and Fragrant Plant Extracts, Antioxidants, Sensitizing

Poor

Cymbopogon martini

See lemongrass oil , palmarosa oil , lemongrass extract

Categories: Antioxidants, Plant Extracts

Poor

papain

Enzyme extracted from papaya. Applied topically, papain can cause sensitivity... Read More »

Categories: Leave-On Exfoliant, Plant Extracts, Sensitizing

Poor

rose flower

Highly fragrant substance that can be a skin sensitizer. Read More »

Categories: Plant Extracts, Fragrance: Synthetic and Fragrant Plant Extracts, Sensitizing

Poor

Pinus lambertiana wood extract

Pine extract that may have skin-sensitizing properties (Source: Botanical Dermatology Database,... Read More »

Categories: Plant Extracts, Sensitizing

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About the Experts

Paula Begoun is the best-selling author of 20 books on skin care and makeup. She is known worldwide as the Cosmetics Cop and creator of Paula's Choice. Paula's expertise has led to hundreds of appearances on national and international television including:

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The Paula's Choice Research Team is dedicated to busting beauty myths and helping you solve your skincare frustrations with research-supported expert advice—so you'll have the facts you need to take the best possible care of your skin.

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