How Essential Oils Affect the Brain

how essential oils affect the brain

There are a number of different ways in which essential oils affect the brain. Some of these effects are a result of the chemical compounds that the oils contain, while others are a result of the delivery mechanisms of the oils to the specific target in the brain. While there is much debate over the potential of these substances to have beneficial effects on the brain, there is sufficient evidence to suggest that they can have an impact.


A number of studies have shown that essential oils can boost the mind and body. For instance, the aroma of lavender oil has been shown to stimulate a part of the brain that regulates emotions. This is accompanied by a corresponding drop in stress hormones.

Likewise, the aroma of sandalwood has been known to relieve anxiety. As such, using the fragrance of these oils can be a win-win for the discerning shopper.

One of the most popular uses of aromatherapy is to reduce or eliminate anxiety. Using these oils in a diffuser can be a great way to relax and enjoy the benefits of their mood boosting properties. Alternatively, massage is a great way to apply the oils topically.

It’s also possible to make use of a personal inhaler to help you get the most out of your mood-boosting essential oils. These are especially handy for traveling. They are available in most essential oil companies.

In all, the best way to take advantage of the benefits of essential oils is to find the right combination of scents for your needs. To make the most of your newfound mood boosters, you might want to mix a few drops of these oils with a carrier oil such as coconut or almond. If you aren’t keen on rubbing the oils into your skin, consider applying them to your temples, back of your neck, or even your car’s steering wheel.

Ultimately, the best way to use essential oils is to consult a professional for guidance. While these substances may be effective for a number of mood issues, they don’t provide all the answers.

Cognitive function

Essential oils have been found to improve cognitive function in a number of ways. This includes enhancing the parasympathetic nervous system, which helps in combating stress and anxiety. One study showed that using rosemary may have the potential to lift the brain fog associated with anxiety and depression.

Essential oils have been proven to increase memory, cognition and concentration. They have been also found to help alleviate some of the symptoms associated with Alzheimer’s disease. Although the mechanism behind these effects is not fully understood, they have been deemed to be one of the most promising therapeutic avenues for patients. Some essential oils can cross the blood-brain barrier and thus are capable of improving the brain’s capabilities.

The most impressive and gimmicky of these is the use of lavender in combination with frankincense. This combination can help protect brain cells from being starved of oxygen. It can also increase the performance of the cerebrum, an important organ in the brain. Using rosemary is also an effective treatment for brain injury, especially in cases of cognitive fatigue.

Essential oils may also prove to be useful for those afflicted with dementia, an age-related brain disorder. Among other things, they may improve the performance of the brain’s lateral cortex, which is responsible for memory. Frankincense was proven to improve the mnemonic abilities of the human brain by providing oxygen to the brain’s dendrites. Another tidbit is that it has been shown to boost memory and cognition in mice. In fact, studies have shown that it could improve the performance of mice with Alzheimer’s disease, a scourge of our society.

For those suffering from this ailment, aromatherapy may be the answer to your prayers. Several studies have proved the benefits of aromatherapy for brain damage, particularly for those in the early stages of the disease.

Olfactory system

Olfaction is an important sense for humans. It is the most primitive sense in the human body and serves as a means of communication with the environment. Smell is also one of the main ways to identify predators, as well as food. For example, scents can trigger long-forgotten memories of a person, or a place.

Essential oils contain chemical compounds that have been used since ancient times as medicine. These oils have been studied for their effects on many conditions, including bacterial infections and inflammation. They have been shown to have anxiolytic, anticonvulsant, and antidepressant properties.

Olfactory receptors can detect over four thousand different odors. This is a complex process that involves hundreds of genes. Adenylyl cyclase and inositol triphosphate are two enzymes that activate when an odorant reaches the receptor.

The olfactory system includes a large portion of the brain, and plays a role in both central nervous system function and the sense of smell. The olfactory bulb connects the olfactory system to the central nervous system. The olfactory system is involved in the processes of memory formation, emotional responses, and the formation of survival instincts.

Olfactory signals are transmitted from the olfactory bulb to the olfactory cortex, which is part of the limbic system. In the limbic system, odors interact with the hypothalamus, the amygdala, and the hippocampus, and are a key component in the formation of memories and the emotional context of a situation.

The olfactory system has been recognized for its importance since ancient times. Today, it is an essential component of inhalation aromatherapy. Aromas travel directly from the olfactory glands to the brain and can have a profound impact on both the body and mind.

Mechanisms of delivery to brain targets

Essential oils have a plethora of uses. From mood enhancers to ward off colds and flus to curing the flu, EOs have a lot going for them. It’s no secret that EOs have the power to influence the brain’s chemistry. Some studies have shown that a single dose of EOs can be effective in treating depression and PTSD. In fact, a number of EOs have been approved by the FDA as drugs to treat a variety of mental illnesses. Aside from the obvious clinical uses, EOs can be used in the home to create aromatic fragrances for a wide range of purposes. The olfactory system is one of the most important neural networks of the human body, with direct connections to the limbic and hippocampus, among other regions of the brain. This makes it an excellent testing ground for studying the effects of EOs in the home. While the olfactory system itself is not particularly well-studied, it has been found that EOs are capable of penetrating the blood-brain barrier.

Clinical research to validate effects of essential oils on the brain

Essential oils have been used in medicine and cosmetics for centuries. They are produced from plants and contain a wide variety of chemical compounds, including phenylpropanoids, monoterpenoids, and sesquiterpenes. Many of these compounds have demonstrated bioactive properties, and essential oils are now being investigated for their therapeutic effects.

A recent study investigated the impact of inhaled essential oils on short-term memory. It involved 79 secondary school students. Some of the subjects received a placebo, while others inhaled rosemary or lavender essential oil. The participants were then administered cognitive assessments.

The research findings showed that those who inhaled rosemary and lavender experienced better memory performance. In addition, those who inhaled rosemary reported better concentration. Research should continue, however, to understand the mechanism of action and effects of these oils on the brain.

Essential oils have also been shown to have anxiolytic and antidepressant properties. Chamomile oil, for example, has a wide range of potential therapeutic applications for psychiatric disorders, and is also considered an anxiolytic.

Other studies have found that essential oils improve cognitive functions, especially memory, focus, and concentration. Using essential oils may help people recover after injury or disease, and it can enhance other therapies.

While clinical trials are needed to confirm the positive impact of essential oils on the brain, the evidence is promising. Studies have found that the oils can improve memory and concentration, and reduce stress and inflammation in the brain. This can increase recovery after injury or illness, and may even be beneficial for those who suffer from Alzheimer’s or Parkinson’s diseases.

To learn more about the role of aromatherapy in brain health, read more about it in our articles.