Notes in perfumery are descriptors of scents that can be sensed upon the application of a perfume. Notes are separated into three classes; top/head notes, middle/heart notes, and base notes; which denote groups of scents which can be sensed with respect to the time after the application of a perfume. 

The idea of notes is used primarily for the marketing of fine fragrances. The term is sometimes used by perfumers to describe approximately scents or the perfumery process to laypeople.


Essential oils are referred to as “top notes”, “middle notes” or “base notes” depending on their aromatic qualities.


Base note oils are the slowest to evaporate. Their rich, heavy scents emerge slowly and linger. They form the base of the fragrance and give it staying power.

Examples of base note oils are:

  • Anise
  • Benzoin
  • Cedarwood
  • Clove
  • Jasmine
  • Agarwood
  • Vetiver


The way most fragrance ingredients impact scent is through a volatile reaction, which almost always causes irritation and some amount of inflammation. Research has established that fragrances in skin-care products are among the most common cause of sensitizing and allergic reactions.

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Thanks to Agarwood oil, it has an importance role in perfume industry. As a kind of base note,it is a trend for utilizing agarwood oil for the process of making perfume. Agarwood oil is rich, heavy scent and very long lasting when it is applied on skin and acts as a fixative in a blend. In addition, agarwood scent is Earthy warm which is extremely passionate.   Besides of that, agarwood oil which is natural ingredient, is unharmful to any kind of skins, even sensitive skin.


Therefore, agarwood oil recently has been considered as   important  element in making luxury perfume and become the first choice of many famous perfume producer.

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