Ingredient dictionary

Benzyl Benzoate

Benzyl Benzoate is a clear, oily liquid with a mild, sweet scent. It mainly helps fragrances last and blend into formulas. It is on the label of 59 products in our library. Checked against our library November 6, 2026.

The catch: it is one of 26 scent allergens the EU asks brands to name on labels, so check labels if you react to fragrance, including essential-oil scents.

Labelled fragrance allergens. If you know you react to one of them, this is the line to check. They also show up in products scented only with essential oils.

What Benzyl Benzoate does

Gives products a mild, sweet scent
Helps scent blend evenly and last longer
Helps oil-based ingredients mix in

Benzyl benzoate is an ester, a molecule made by joining benzyl alcohol and benzoic acid. It occurs naturally in some plants, such as ylang-ylang, but most supply used in products is made in a lab. Its scent is mild and sweet.

In formulas, it works mainly as a fragrance ingredient. It also acts as a solvent, helping oil-loving ingredients mix into water-based products. It is thin and light, so it spreads easily. It is often found in shampoos, dry shampoos, sunscreens and baby products.

Good for

Suits people who enjoy a lightly scented product and know they do not react to fragrance ingredients.

Be careful if

It is one of 26 scent allergens the EU asks brands to name on labels, so check labels if you react to fragrance, including essential-oil scents.

Frequently asked questions

Is Benzyl Benzoate safe?

It is used widely in cosmetics and is generally well tolerated by most people. It is a known fragrance allergen, though, so anyone who reacts to scents should check labels and patch test new products before full use.

Why is Benzyl Benzoate in shampoo?

Mostly for scent. It gives the shampoo a mild, sweet smell and helps that fragrance blend evenly. As a solvent, it can also help oil-based ingredients mix in. It does not do the cleaning work; surfactants, the cleansing agents, do that.