Frankincense Benefits, Uses & Applications Guide

Frankincense, an ancient aromatic resin, has been used in various cultures and religious practices for thousands of years. Frankincense benefits are numerous, and we will look into each one of them below, backed up by science.

This versatile substance, derived from the Boswellia tree, has been prized for its many health, wellbeing, and beauty benefits. Here’s a comprehensive and very helpful article on how to use frankincense oil.

In this comprehensive guide, we will explore the different types of frankincense trees, the benefits they offer, and how to incorporate frankincense into your daily routine.

Key Takeaways

Here is a concise overview of the most important facts about frankincense, its benefits, and its usage.

Frankincense is a resin derived from the Boswellia tree, offering numerous health, wellbeing, beauty, and spiritual benefits.
There are different types of frankincense trees, with the four main species being B. sacra, B. carterii, B. frereana, and B. serrata. Each species offers unique benefits.
Frankincense possesses antioxidant, anti-inflammatory, antimicrobial, and immune-boosting properties, making it valuable for general health and specific conditions such as arthritis, asthma, and inflammatory bowel disease.
It can also promote relaxation, mental clarity, focus, and improved sleep, contributing to overall wellbeing.
Frankincense is prized for its beauty benefits, including anti-aging effects, acne treatment, scar reduction, hair strengthening, and dandruff control.
This resin has a long history of use in religious ceremonies, meditation, and energy cleansing practices, enhancing spiritual experiences.
Other benefits include insect-repellent properties, oral health benefits, and potential cancer-fighting properties (more research is needed).
Frankincense is available in various forms, such as resin, essential oil, and bark, each offering different applications and benefits.
Precautions should be taken when using frankincense, including choosing high-quality products, diluting essential oil, performing an allergy test, consulting a healthcare professional during pregnancy or breastfeeding, and seeking professional guidance for specific health conditions.

What is Frankincense?

Frankincense is a fragrant resin obtained from trees in the Boswellia genus, primarily found in regions of the Middle East, Africa, and India. The resin is harvested by making incisions in the tree bark, allowing the sap to ooze out and harden into “tears.”

These “tears” are then collected and used in various forms, such as raw resin, essential oils, and powdered bark.

Types of Frankincense Trees

There are several species of Boswellia trees that produce frankincense, each with its unique properties and benefits:

Boswellia sacra: Native to Oman and Yemen, this tree produces the most highly valued frankincense, known as “sacred frankincense” or “royal hojari.” It is renowned for its high-quality resin and its exceptional aromatic and therapeutic properties.
Boswellia carterii: Found in Somalia and Ethiopia, this tree produces a widely used variety of frankincense with a diverse range of applications, including skincare, meditation, and wellness.
Boswellia frereana: Also native to Somalia, this tree’s resin is known as “Maydi” or “Yemenite frankincense.” It is primarily used for its anti-inflammatory and immune-boosting properties.
Boswellia serrata: This Indian species, also known as “Indian frankincense” or “Salai guggul,” is frequently used in Ayurvedic medicine for its potent anti-inflammatory and joint health-promoting benefits.

Species	Origin	Common Names	Key Characteristics
Boswellia sacra	Oman, Yemen	Sacred Frankincense, Royal Hojari	High-quality resin, exceptional aromatic and therapeutic properties, most highly valued
Boswellia carterii	Somalia, Ethiopia	Carterii Frankincense	Widely used variety, diverse applications in skincare, meditation, and wellness
Boswellia frereana	Somalia	Maydi, Yemenite Frankincense	Primarily used for its anti-inflammatory and immune-boosting properties
Boswellia serrata	India	Indian Frankincense, Salai Guggul	Frequently used in Ayurvedic medicine for potent anti-inflammatory and joint health-promoting benefits

Frankincense Benefits: Health

Frankincense has been used for centuries to promote health and wellness. Its wide range of therapeutic properties makes it a valuable addition to any natural health regimen.

1. General Health Benefits

Frankincense possesses numerous health benefits that contribute to overall well-being:

Antioxidant properties¹: The active compounds in frankincense, such as terpenes and boswellic acids, help neutralize free radicals and protect the body against oxidative stress, which can lead to chronic diseases and aging.
Frankincense for pain relief²: Frankincense has analgesic properties, making it effective in relieving pain from various conditions like arthritis, headaches, and muscle aches.
Digestive health³: The anti-inflammatory and antispasmodic effects of frankincense can help soothe gastrointestinal issues, including indigestion, bloating, and gas.

2. Anti-inflammatory Properties³

One of the most significant health benefits of frankincense is its powerful anti-inflammatory action. The boswellic acids found in frankincense resin have been shown to inhibit the production of inflammatory molecules and prevent the breakdown of cartilage tissue. This makes frankincense particularly useful in managing chronic inflammatory conditions, such as:

Arthritis: Frankincense can help alleviate joint pain and inflammation caused by rheumatoid arthritis and osteoarthritis⁴.
Asthma: By reducing inflammation in the airways, frankincense can help relieve asthma symptoms and improve breathing⁵.
Inflammatory bowel disease: The anti-inflammatory properties of frankincense can help manage symptoms of Crohn’s disease and ulcerative colitis⁶.

3. Immune System Support

Frankincense has been shown to modulate immune system function⁷, making it a valuable ally in maintaining overall health. Its immune-boosting properties include:

Enhancing immune cell activity: Frankincense can help stimulate the production and function of various immune cells, such as natural killer cells and T-cells, which play crucial roles in the body’s defense against infections and diseases.
Antimicrobial properties⁸: The resin’s active compounds have been found to possess antimicrobial activity against various pathogens, including bacteria, fungi, and viruses.

4. Respiratory Benefits

Frankincense has long been used to support respiratory health (here’s some interesting research) thanks to its anti-inflammatory, expectorant, and antispasmodic properties. Some of its key respiratory benefits include:

Relieving congestion: By helping to reduce inflammation and expel mucus, frankincense can alleviate congestion and promote easier breathing.
Soothing coughs: The antispasmodic effects of frankincense can help calm coughs and relax the respiratory muscles.
Reducing bronchial inflammation: The anti-inflammatory properties of frankincense can help alleviate inflammation in the bronchial tubes, providing relief for those suffering from bronchitis and asthma.

Frankincense Benefits: Wellbeing

Frankincense has been used throughout history to promote emotional and mental well-being. Its therapeutic effects on mood and the nervous system make it a valuable tool for managing stress and anxiety, enhancing focus, and improving sleep quality.

1. Stress Relief and Relaxation

The calming aroma of frankincense is known to induce feelings of relaxation and tranquility (research). By interacting with the brain’s limbic system, which governs emotions and mood, frankincense can help:

Reduce stress: The scent of frankincense has been shown to lower cortisol levels, helping to relieve stress and anxiety.
Promote relaxation: Inhaling frankincense can activate specific brain receptors responsible for relaxation, helping to calm the mind and body.

2. Mood-enhancing Properties

Frankincense’s mood-enhancing properties⁹ make it a valuable addition to any emotional wellness regimen:

Uplift mood: The aroma of frankincense can stimulate the production of feel-good hormones like serotonin and dopamine, promoting feelings of happiness and contentment.
Alleviate depression: Some studies have suggested that frankincense may help alleviate symptoms of depression by modulating neurotransmitter activity in the brain.

3. Mental Clarity and Focus

Frankincense has been traditionally used to improve cognitive function and concentration¹⁰. Its effects on mental clarity and focus include:

Enhancing memory: The active compounds in frankincense can help improve memory retention and recall by promoting neural communication and plasticity.
Boosting focus: The calming and grounding properties of frankincense can help clear mental clutter, allowing for better concentration and focus during tasks.

4. Sleep Improvement

Frankincense can also aid in sleep¹¹ improvement by:

Promoting relaxation: The calming effects of frankincense can help prepare the mind and body for a restful night’s sleep.
Regulating sleep cycles: Some research suggests that frankincense may help regulate the production of melatonin, the hormone responsible for regulating sleep-wake cycles.

Frankincense Benefits: Beauty

Frankincense has been treasured for centuries for its beauty-enhancing properties. Its natural compounds can help promote healthy, radiant skin and hair.

1. Skin Benefits

Frankincense offers numerous benefits for the skin, making it a popular ingredient in skincare products and treatments:

Anti-aging¹²: The antioxidant and anti-inflammatory properties of frankincense can help reduce the appearance of fine lines, wrinkles, and age spots by protecting the skin from free radicals and promoting collagen production.
Acne treatment: The antimicrobial and anti-inflammatory effects of frankincense can help reduce acne breakouts, soothe inflamed skin, and prevent scarring.
Scar reduction: Frankincense can promote the healing of scars and stretch marks by stimulating cell regeneration and improving skin elasticity. Research here.

2. Hair Benefits

Frankincense can also provide benefits for hair health and appearance:

Strengthening: The antioxidant properties of frankincense can help protect hair from damage caused by environmental factors and oxidative stress, promoting stronger, healthier hair.
Dandruff control: The antimicrobial and anti-inflammatory effects of frankincense can help soothe irritated scalps and reduce dandruff.

Frankincense Benefits: Spirituality

Frankincense has long been revered for its spiritual significance and has played a central role in religious and spiritual practices across various cultures.

1. Role in Religious Ceremonies

Frankincense has been used in religious ceremonies since ancient times, including:

Christianity: Frankincense is mentioned in the Bible as one of the gifts brought by the Wise Men to the baby Jesus. It is also used as incense in Christian liturgical rites and symbolizes prayer and divine presence.
Islam: In Islamic culture, frankincense is often burned during special occasions, such as Ramadan, to purify the home and invite blessings.
Ancient Egyptian rituals: Frankincense was used in ancient Egyptian religious rites, including the embalming process and as an offering to the gods.

2. Meditation and Mindfulness

Frankincense has been used for centuries to facilitate meditation and promote mindfulness:

Enhancing meditation: The calming and grounding properties of frankincense can help deepen meditation by promoting relaxation and mental clarity.
Promoting mindfulness: By inducing a sense of calm and focus, frankincense can help create an atmosphere conducive to mindfulness and presence.

3. Energy Cleansing and Purification

Frankincense is also believed to possess energy-cleansing properties, making it a popular tool for purifying spaces and energy fields:

Cleansing spaces: Burning frankincense can help clear negative energies and create a peaceful, harmonious atmosphere in your living or working space.

Purifying energy fields¹³: Many practitioners of alternative healing methods use frankincense to cleanse and purify their clients’ energy fields (also known as auras), helping to release stagnant or negative energies.

Other Frankincense Benefits

In addition to its health, wellbeing, beauty, and spiritual benefits, frankincense offers several other advantages:

1. Insect Repellent Properties

Frankincense has been used as a natural insect repellent¹⁴ due to its ability to deter a variety of pests, including mosquitoes, flies, and ants. This makes it a valuable addition to natural insect repellent blends and products.

2. Oral Health Benefits

Frankincense can also promote oral health (clinical trial):

Reducing gum inflammation: The anti-inflammatory properties of frankincense can help soothe swollen and inflamed gums, providing relief for those suffering from gum disease.
Antimicrobial action: Frankincense’s antimicrobial properties can help combat oral bacteria, reducing the risk of infections and improving overall oral hygiene.

3. Potential Cancer-Fighting Properties^{15, 16}

Some preliminary studies have suggested that frankincense may have potential cancer-fighting properties. The boswellic acids in frankincense have been shown to induce apoptosis (cell death) in certain cancer cells and inhibit the growth of tumors. However, more research is needed to fully understand the potential of frankincense as a cancer treatment.

Do You Need Frankincense?

Whether or not you need frankincense depends on your personal needs and preferences. If you’re looking for a natural way to support your health, wellbeing, beauty, or spiritual practice, frankincense may be an excellent addition to your daily routine. Consider the standout benefits discussed above and how they align with your personal goals or concerns.

Forms of Frankincense

Frankincense is available in various forms, each with its unique applications and benefits:

Resin: The raw resin is harvested from the Boswellia tree and can be burned as incense or used in traditional medicine.
Essential oil: Frankincense essential oil is obtained through steam distillation of the resin and can be used for aromatherapy, massage, and skincare applications.
Bark: The powdered bark of the Boswellia tree can be used as a natural incense or in herbal medicine preparations.

Frankincense Uses

Frankincense can be used in a variety of ways, depending on its form and the desired benefits:

1. Burning the Resin

Burning frankincense resin releases its aromatic compounds, providing a range of benefits:

For wellness: Burning frankincense resin can help purify the air, support respiratory health, and promote relaxation.
For skin: The smoke from burning frankincense resin can be used to treat certain skin conditions, such as eczema and psoriasis, by allowing the skin to absorb its therapeutic compounds.
For spiritual purposes: Burning frankincense resin during meditation, prayer, or energy cleansing rituals can help create a sacred and peaceful atmosphere.

2. Applying the Essential Oil

Frankincense essential oil can be used in various ways, depending on the desired benefits:

For wellness: Diffusing frankincense essential oil or inhaling it directly can help promote relaxation, improve focus, and support immune function.
For skin: Diluting frankincense essential oil with a carrier oil and applying it topically can provide numerous skin benefits, including reducing inflammation, promoting healing, and improving skin elasticity.
For spiritual purposes: Anointing yourself or your meditation tools with frankincense essential oil can help enhance your spiritual practice and create a sense of sacredness.

3. Using the Bark

Frankincense bark can be used in several ways:

As incense: The powdered bark can be burned as incense for its aromatic and spiritual benefits.
In herbal medicine: The bark can be incorporated into herbal preparations, such as poultices or tinctures, to harness its therapeutic properties.
As a supplement: Some manufacturers offer frankincense bark in capsule form, which can be taken as a dietary supplement to support overall health and well-being.

Safety Tips

When using frankincense, it’s essential to keep a few precautions and safety tips in mind:

Quality matters: Always choose high-quality, pure frankincense products from reputable suppliers to ensure their safety and effectiveness.
Dilution is key: When using frankincense essential oil topically, always dilute it with a carrier oil to avoid skin irritation.
Allergy test: If you’re using frankincense for the first time, perform a patch test to ensure you don’t have an allergic reaction.
Pregnancy and breastfeeding: Although frankincense is generally considered safe, it’s best to consult with a healthcare professional before using it during pregnancy or breastfeeding.
Consult a professional: If you’re considering using frankincense to treat a specific health condition, consult with a healthcare professional or a certified aromatherapist for guidance.

Frankincense Side Effects and Precautions

Frankincense is generally considered safe when used properly. However, it is essential to be aware of potential side effects and take precautions to minimize risks. Some possible side effects and precautions to consider include:

Skin Irritation

When using frankincense essential oil topically, some individuals may experience skin irritation, redness, or rash. To minimize this risk, always dilute the essential oil with a carrier oil before applying it to the skin. Conduct a patch test on a small area of skin before using it more extensively to ensure you don’t have an allergic reaction.

Gastrointestinal Issues

Ingesting frankincense essential oil or taking frankincense supplements may cause gastrointestinal issues in some people, such as nausea, stomach pain, or diarrhea. If your healthcare professional has suggested taking it and you experience any adverse effects, discontinue use and consult with your doctor or herbalist.

Pregnancy and Breastfeeding

While frankincense is generally considered safe, it is best to consult with a healthcare professional before using it during pregnancy or breastfeeding. Some essential oils may have adverse effects on pregnant women, nursing mothers, or their babies.

Drug Interactions

Frankincense may interact with certain medications, such as blood thinners, anti-inflammatory drugs, or antihypertensive medications. If you are taking prescription medications or have an existing medical condition, consult with a healthcare professional before using frankincense to avoid potential interactions or complications.

Quality and Purity

Always choose high-quality, pure frankincense products from reputable suppliers to ensure their safety and effectiveness. Low-quality or adulterated products may contain harmful additives or contaminants that can cause adverse reactions or reduced benefits.

By being aware of potential side effects and taking the necessary precautions, you can safely incorporate frankincense into your daily routine and enjoy its many health, wellbeing, beauty, and spiritual benefits.

Summary

Here is a summary of the main sections and their respective topics and key points in a table format. You can refer to this table to quickly understand the content and organization of the information provided in the article.

Section	Topic	Key Points
Health	General Health Benefits	Antioxidant properties, Pain relief, Digestive health
Health	Anti-inflammatory Properties	Arthritis, Asthma, Inflammatory bowel disease
Health	Immune System Support	Enhancing immune cell activity, Antimicrobial properties
Health	Respiratory Benefits	Relieving congestion, Soothing coughs, Reducing bronchial inflammation
Wellbeing	Stress Relief and Relaxation	Reduce stress, Promote relaxation
Wellbeing	Mood-enhancing Properties	Uplift mood, Alleviate depression
Wellbeing	Mental Clarity and Focus	Enhancing memory, Boosting focus
Wellbeing	Sleep Improvement	Promoting relaxation, Regulating sleep cycles
Beauty	Skin Benefits	Anti-aging, Acne treatment, Scar reduction
Beauty	Hair Benefits	Strengthening, Dandruff control
Spirituality	Role in Religious Ceremonies	Christianity, Islam, Ancient Egyptian rituals
Spirituality	Meditation and Mindfulness	Enhancing meditation, Promoting mindfulness
Spirituality	Energy Cleansing and Purification	Cleansing spaces, Purifying energy fields
Other Benefits	Insect Repellent Properties	Natural insect repellent
Other Benefits	Oral Health Benefits	Reducing gum inflammation, Antimicrobial action
Other Benefits	Potential Cancer-Fighting Properties	Inducing apoptosis, Inhibiting tumor growth (more research needed)
Do You Need It	Personal Needs and Preferences	Aligning benefits with personal goals or concerns
Forms of Frankincense	Resin, Essential Oil, Bark	Different forms for various applications and benefits
Ways to Use	Burning the Resin, Applying the Essential Oil, Using the Bark	Wellness, Skin, Spiritual purposes for Resin; Wellness, Skin, Spiritual purposes for Essential Oil; Incense, Herbal medicine, Supplement for Bark
Precautions	Safety Tips	Quality matters, Dilution, Allergy test, Pregnancy and breastfeeding, Consult a professional

Frankincense Protection and Conservation

Frankincense, an invaluable natural resource, faces challenges from overharvesting, habitat loss, and climate change. As global demand for frankincense grows, it is essential to implement protection and conservation measures to ensure its sustainability for future generations. Here are some key points to consider:

Sustainable Harvesting Practices

Adopting sustainable harvesting practices is crucial in preserving frankincense-producing trees. Harvesters should be trained in proper tapping techniques to minimize damage to the trees, and trees should be given adequate resting periods between tapping sessions to allow them to recover. Responsible sourcing and certification programs can encourage and promote sustainable harvesting methods.

Reforestation and Habitat Preservation

Efforts should be made to reforest areas where frankincense trees have been lost due to overharvesting, deforestation, or other factors. Protecting the natural habitats of these trees and promoting the growth of new saplings can help maintain healthy populations and support the long-term survival of the species.

Climate Change Mitigation

Climate change poses a significant threat to frankincense-producing trees, as it can lead to increased drought, altered growing conditions, and changes in the distribution of tree populations. Supporting climate change mitigation initiatives and adopting more sustainable and environmentally friendly practices can help protect these trees and their ecosystems.

Community Involvement and Economic Incentives

Involving local communities in frankincense conservation efforts is essential, as they often rely on frankincense harvesting for their livelihoods. Providing economic incentives for sustainable harvesting and promoting alternative income sources can help support both the communities and the long-term survival of frankincense trees.

By implementing protection and conservation measures, we can help ensure the availability of frankincense for generations to come and continue to enjoy its numerous health, wellbeing, beauty, and spiritual benefits.

Conclusion

In conclusion, frankincense is a versatile and powerful natural substance with a rich history and a wide range of health, wellbeing, beauty, and spiritual benefits. By understanding the different types of frankincense, their unique properties, and the various ways to use them, you can incorporate this ancient resin into your daily routine and unlock its full potential for a healthier, more balanced life.

References

Beghelli D, Isani G, Roncada P, Andreani G, Bistoni O, Bertocchi M, et al. Antioxidant and Ex Vivo Immune System Regulatory Properties of Boswellia serrata Extracts. Oxid Med Cell Longev [Internet]. 2017 [cited 2023 May 1]; 2017:7468064. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5366763/.
Hu D, Wang C, Li F, Su S, Yang N, Yang Y, et al. A Combined Water Extract of Frankincense and Myrrh Alleviates Neuropathic Pain in Mice via Modulation of TRPV1. Neural Plast [Internet]. 2017 [cited 2023 May 1]; 2017:3710821. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5504955/.
Su S, Duan J, Chen T, Huang X, Shang E, Yu L, et al. Frankincense and myrrh suppress inflammation via regulation of the metabolic profiling and the MAPK signaling pathway. Sci Rep [Internet]. 2015 [cited 2023 May 1]; 5:13668. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4556964/.
Mohsenzadeh A, Karimifar M, Soltani R, Hajhashemi V. Evaluation of the effectiveness of topical oily solution containing frankincense extract in the treatment of knee osteoarthritis: a randomized, double-blind, placebo-controlled clinical trial. BMC Research Notes [Internet]. 2023 [cited 2023 May 1]; 16(1):28. Available from: https://doi.org/10.1186/s13104-023-06291-5.
Al-Yasiry ARM, Kiczorowska B. Frankincense–therapeutic properties. Postepy Hig Med Dosw (Online). 2016; 70:380–91.
Triantafyllidi A, Xanthos T, Papalois A, Triantafillidis JK. Herbal and plant therapy in patients with inflammatory bowel disease. Ann Gastroenterol [Internet]. 2015 [cited 2023 May 1]; 28(2):210–20. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4367210/.
Peterfalvi A, Miko E, Nagy T, Reger B, Simon D, Miseta A, et al. Much More Than a Pleasant Scent: A Review on Essential Oils Supporting the Immune System. Molecules [Internet]. 2019 [cited 2023 May 1]; 24(24):4530. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6943609/.
Di Stefano V, Schillaci D, Cusimano MG, Rishan M, Rashan L. In Vitro Antimicrobial Activity of Frankincense Oils from Boswellia sacra Grown in Different Locations of the Dhofar Region (Oman). Antibiotics (Basel) [Internet]. 2020 [cited 2023 May 1]; 9(4):195. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7235874/.
Moussaieff A, Rimmerman N, Bregman T, Straiker A, Felder CC, Shoham S, et al. Incensole acetate, an incense component, elicits psychoactivity by activating TRPV3 channels in the brain. FASEB J [Internet]. 2008 [cited 2023 May 1]; 22(8):3024–34. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2493463/.
ASADI E, SHAHABI KASEB MR, ZEIDABADI R, HAMEDINIA MR. Effect of 4 weeks of frankincense consumption on explicit motor memory and serum BDNF in elderly men. Turk J Med Sci [Internet]. 2019 [cited 2023 May 1]; 49(6):1033–40. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7018390/.
Okano S, Honda Y, Kodama T, Kimura M. The Effects of Frankincense Essential Oil on Stress in Rats. Journal of Oleo Science. 2019; 68(10):1003–9.
Han X, Rodriguez D, Parker TL. Biological activities of frankincense essential oil in human dermal fibroblasts. Biochim Open [Internet]. 2017 [cited 2023 May 1]; 4:31–5. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5801908/.
Ljaljević Grbić M, Unković N, Dimkić I, Janaćković P, Gavrilović M, Stanojević O, et al. Frankincense and myrrh essential oils and burn incense fume against micro-inhabitants of sacral ambients. Wisdom of the ancients? J Ethnopharmacol. 2018; 219:1–14.
Uniyal A, Tikar SN, Mendki MJ, Singh R, Shukla SV, Agrawal OP, et al. Behavioral Response of Aedes aegypti Mosquito towards Essential Oils Using Olfactometer. J Arthropod Borne Dis [Internet]. 2016 [cited 2023 May 1]; 10(3):370–80. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4906743/.
Efferth T, Oesch F. Anti-inflammatory and anti-cancer activities of frankincense: Targets, treatments and toxicities. Seminars in Cancer Biology [Internet]. 2022 [cited 2023 May 1]; 80:39–57. Available from: https://www.sciencedirect.com/science/article/pii/S1044579X20300341.
Frank MB, Yang Q, Osban J, Azzarello JT, Saban MR, Saban R, et al. Frankincense oil derived from Boswellia carteri induces tumor cell specific cytotoxicity. BMC Complementary and Alternative Medicine [Internet]. 2009 [cited 2023 May 1]; 9(1):6. Available from: https://doi.org/10.1186/1472-6882-9-6.