Essential Oils and Eczema: What You Should Know

Essential oils have taken over skincare shelves, diffusers, and DIY remedies with promises of healing, calming, and purifying. But when it comes to eczema prone skin, the question becomes urgent: Do essential oils help or harm?

For those living with eczema, even seemingly “natural” products can cause major setbacks. Essential oils are concentrated plant extracts, and while they may offer anti inflammatory or antimicrobial benefits, they can also be highly sensitizing especially when applied to already compromised skin. In this blog, we explore what the research says about essential oils and eczema, which oils might offer cautious relief, and which ones you should avoid altogether.

What Are Essential Oils

Essential oils are highly concentrated, volatile compounds extracted from plants. They contain the aromatic essence of the plant, including active ingredients like terpenes, aldehydes, esters, and ketones. While these substances can be powerful, their potency is also what makes them potentially dangerous for sensitive or broken skin.

Popular essential oils used in skincare include:

• Lavender oil
• Tea tree oil
• Chamomile oil
• Rose oil
• Frankincense
• Peppermint
• Eucalyptus

Each of these has different effects but not all of them are eczema safe.

How Essential Oils Are Extracted and Their Potency

Understanding how essential oils are produced helps explain their concentrated nature and potential risks. The most common extraction methods include steam distillation, cold pressing, and solvent extraction. Steam distillation involves passing steam through plant material to vaporize the volatile compounds, which are then condensed back into liquid form. This process requires enormous amounts of plant material for example, it takes approximately 250 pounds of lavender flowers to produce just one pound of lavender essential oil.

Cold pressing is typically used for citrus oils, where the rinds are mechanically pressed to release the oils. Solvent extraction employs chemical solvents to draw out aromatic compounds from more delicate plant materials that cannot withstand high heat. Regardless of the method, the resulting product is an extremely concentrated substance that contains hundreds of chemical compounds in a small volume.

This concentration factor is crucial for eczema patients to understand. What might be a harmless compound in its natural plant form becomes potentially problematic when distilled into an essential oil. The same chemical properties that make essential oils effective for aromatherapy or cleaning also make them challenging for sensitive skin conditions like eczema.

The Risks of Essential Oils for Eczema

Skin Sensitization

Many essential oils are common causes of allergic contact dermatitis, especially when used undiluted or too frequently. A damaged skin barrier (like that in eczema) allows these molecules to penetrate deeper, increasing the likelihood of a reaction.

According to a 2020 review in Dermatitis, lavender and tea tree oil are among the most frequently reported essential oils causing contact sensitization, even in “natural” skincare products.

Fragrance Reactions

Essential oils, by nature, are fragrance compounds. Fragrance is one of the top triggers for eczema flare ups. Even oils labeled as “pure” or “therapeutic grade” can cause problems if the skin reacts to the scent molecules themselves.

Phototoxicity

Some oils (like citrus based oils) are phototoxic, meaning they can cause chemical burns or irritation when exposed to sunlight.

Understanding the Chemical Composition of Essential Oils

The chemical complexity of essential oils contributes significantly to both their therapeutic potential and their risk profile. Most essential oils contain dozens to hundreds of different chemical compounds, each with distinct properties and effects on human skin. Terpenes, for instance, are aromatic compounds found in many essential oils that can have both beneficial and irritating effects depending on concentration and individual sensitivity.

Phenols, another common component in essential oils like oregano and thyme, possess strong antimicrobial properties but can also be highly irritating to skin. Aldehydes, present in oils like lemongrass and citronella, are known sensitizers that can trigger allergic reactions. Ketones, found in oils like rosemary and sage, can be neurotoxic in high concentrations.

This chemical complexity means that even within the same essential oil, different batches can vary significantly in their chemical composition based on factors like growing conditions, harvest time, and extraction methods. For eczema patients, this variability adds an additional layer of unpredictability, making consistent, safe use challenging without professional guidance.

Can Any Essential Oils Be Used Safely for Eczema

While many essential oils are off limits for eczema prone skin, a few have shown promise in small scale studies or anecdotal reports if properly diluted and used with caution.

Chamomile Oil (German or Roman)

Chamomile contains azulene, a compound with anti inflammatory and soothing properties. A 2010 study published in Molecular Medicine Reports found that chamomile oil may help reduce skin inflammation and itching in eczema models. However, cross reactivity with ragweed allergies is possible, so patch testing is essential.

Lavender Oil

Lavender oil has antimicrobial and calming properties, and in some cases may support wound healing. However, it is also one of the most common sensitizers, particularly when used undiluted. Always dilute with a carrier oil and patch test before use.

Frankincense

Frankincense is less commonly associated with allergic reactions and may offer mild anti inflammatory benefits. It is often tolerated better than other essential oils, but scientific research on its effectiveness for eczema is limited.

How to Use Essential Oils Safely (If at All)

If you still want to try essential oils as part of your eczema routine, here are strict guidelines to follow:

Dilute Properly

Never apply essential oils directly to the skin. Use a carrier oil like jojoba, grapeseed, or sunflower oil. The general dilution ratio for sensitive skin is:

• 0.25% for facial skin
• 0.5% to 1% for body use

That is about 1 drop of essential oil per 4 teaspoons of carrier oil.

Patch Test

Apply the diluted oil to a small area (inner arm or behind the ear) and monitor for 24 to 48 hours. If redness, burning, or itching occurs, discontinue use immediately.

Avoid Active Flares

Do not apply essential oils to open, oozing, or cracked eczema lesions. These areas are more prone to sensitization and infection.

Use Pre Formulated Products

Choose products that have been dermatologist tested and contain micro doses of essential oils or better yet, opt for products completely free of fragrances. NellaDerm’s fragrance free eczema line is designed specifically for sensitive skin and does not include essential oils, making it a safer choice for long term barrier support.

Understanding Carrier Oils and Their Role

When discussing essential oil dilution, it is important to understand the role of carrier oils. Carrier oils are vegetable oils derived from the fatty portions of plants, such as seeds, nuts, or kernels. Unlike essential oils, they do not evaporate quickly and have little to no scent. Their primary function is to “carry” essential oils safely onto the skin while reducing their concentration and potential for irritation.

Some carrier oils offer additional benefits for eczema prone skin. Sunflower oil, for example, is rich in linoleic acid and has been shown to improve skin barrier function. Jojoba oil closely resembles human sebum and is generally well tolerated. Grapeseed oil is lightweight and non comedogenic. However, even carrier oils can cause reactions in some individuals, so patch testing remains essential.

The quality of carrier oils matters significantly. Cold pressed, unrefined oils retain more of their natural beneficial compounds but may have shorter shelf lives. Refined oils undergo processing to remove impurities and extend shelf life but may lose some nutritional value. For eczema patients, choosing high quality, cold pressed carrier oils from reputable sources can maximize potential benefits while minimizing risks.

Are There Better Alternatives

For those who love the idea of nature inspired skincare but want to avoid flare ups, consider these safer options:

• Colloidal oatmeal A proven anti inflammatory agent for eczema
• Licorice root extract Reduces redness and itching
• Sunflower seed oil Boosts skin barrier function without clogging pores
• Niacinamide Reduces inflammation and improves moisture retention

A 2021 study confirmed that colloidal oatmeal significantly improved eczema symptoms, especially itch and dryness, without increasing skin irritation.

Regulatory Concerns and Quality Control Issues

One significant challenge with essential oils is the lack of standardized regulation and quality control in the industry. Unlike pharmaceutical drugs, essential oils are typically classified as cosmetic products or dietary supplements, which means they are not subject to the same rigorous testing and approval processes. This regulatory gap creates several concerns for eczema patients.

Adulteration is a common problem in the essential oil market. Some manufacturers dilute pure essential oils with synthetic compounds or less expensive oils to increase profits. These additives can include synthetic fragrances, solvents, or other potential allergens that are not listed on the label. For someone with eczema, these undisclosed ingredients can trigger severe reactions.

The terminology used in marketing can also be misleading. Terms like “therapeutic grade,” “clinical grade,” or “medical grade” are not regulated and do not guarantee purity or safety. Similarly, “organic” certification ensures the plants were grown without synthetic pesticides but does not guarantee the oil will be safe for sensitive skin.

For eczema patients considering essential oils, it is crucial to purchase from reputable companies that provide third party testing results, list the botanical names of plants used, and are transparent about their extraction methods. However, even with these precautions, the inherent risks of essential oils for compromised skin remain significant.

Questions and Answers: Essential Oils and Eczema

Can diffusing essential oils trigger eczema flare ups?

Yes. While not applied topically, diffused essential oils can act as airborne irritants. This is especially true for individuals sensitive to fragrances or with respiratory allergies.

Are “eczema friendly” oils like coconut or tea tree actually safe?

Not always. Tea tree oil is highly sensitizing for many and should be used with extreme caution. Coconut oil is often better tolerated but can clog pores or worsen yeast related eczema in some people.

Are essential oils safe for children with eczema?

Most pediatric dermatologists recommend avoiding essential oils for infants and young children with eczema due to their high sensitivity and higher risk of allergic reactions.

Final Thoughts

While essential oils offer natural appeal and potential therapeutic benefits, they are not universally safe for eczema prone skin. Their potency, allergenicity, and variability in formulation make them risky without professional guidance.

If you are struggling with eczema, it is better to focus on barrier repairing, fragrance free, dermatologist approved products like those found in NellaDerm’s eczema skincare collection. Always consult your dermatologist before incorporating essential oils into your skincare routine.

Nature may offer healing, but for sensitive skin, gentle is always better than potent.

Table of Contents

• Essential Oils and Eczema
• What Are Essential Oils
• Extraction Methods
• Risks of Essential Oils
• Chemical Composition
• Safe Essential Oils
• Using Oils Safely
• Carrier Oils Explained
• Better Alternatives
• Regulatory Concerns
• Questions and Answers
• Final Thoughts