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What is "Linalool" and what is its purpose?

Linalool is a terpenic alcohol found in many plants such as lavender and citrus fruits. It primarily makes up the essential oils of many aromatic species. In addition, Linalool has fragrant properties. The question that arises is: what is Linalool and what is its utility. Here is what you need to know about this element.

Summary

All about Linalool
Linalool: What is its purpose?
Linalool: In which skincare products is it found?

Published November 5, 2021, updated on February 2, 2024, by Stéphanie, PhD, Doctorate in Life and Health Sciences — 4 min read

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All about Linalool

Linalool is an aromatic substance. It is naturally present in essential oils:

· Of lavender;

· Of thyme;

· Of lavandin;

· Of rosewood;

· Of noble laurel;

· Of bergamot;

· Of pine;

· Of peppermint;

· From Scots Pine.

Linalool is also found in extracts of orange, lemon, ylang-ylang, myrtle, verbena, coriander, geranium, lemongrass, nutmeg, lemon balm, basil, lime, neroli, and wild thyme.

Classified as an allergenic molecule in Europe, this fragrant substance is capable of causing allergic reactions. Therefore, it is not recommended for sensitive individuals and infants. Whether natural or synthetic, Linalool must be listed in the ingredients when its concentration exceeds:

· 0.01% in rinse-off skincare products;

· 0.001% in leave-on skincare products.

Floral fragrances are composed of 70% Linalool. It is present in plants belonging to the family:

· From the Lauraceae family;

· From the Lamiaceae family;

· From the Apiaceae family.

Essential oils contain Linalool, particularly those that are derived from the mericarps of coriander and seeds.

Linalool: What is its purpose?

Linalool is an agent:

· Fragrance: it is used in aromatic raw materials as well as in perfumes;

· Deodorant: it diminishes or reduces unpleasant body odours.

Thus, Linalool possesses deodorising and fragrant properties, making it a commonly used ingredient in perfumes.

Some professionals use it as an insecticide against flies, mosquitoes, fleas and cockroaches.

Please be aware that Linalool can cause discomfort, irritation, and allergic reactions. Therefore, individuals with sensitivities should avoid using skincare products containing Linalool. Its allergenic potential increases when it is oxidised upon exposure to air. It is advisable:

· To properly close the bottles or jars after use;

· To avoid purchasing skincare products in advance;

· To prioritise smaller capacities.

It can be absorbed through ingestion, dermal absorption, or even as an aerosol through inhalation.