An under-recognised African botanical with centuries of traditional use and modern clinical support. At Epara, we select and formulate with botanicals based on data, choosing ingredients whose chemistry, origin, and track record justify a place in precision luxury skincare. 

What Is marula oil, and where does it come from?

Marula oil is cold-pressed from the soft white kernels inside the hard nut of the marula fruit. The Sclerocarya birrea tree is indigenous to southern Africa, found naturally across the woodlands and savannah belt of regions including Limpopo, Namibia, Botswana, and Zimbabwe (Maposa et al., 2026). The tree, known in Zulu as umganu, is one of the continent’s most valued botanical resources — its fruit eaten, its bark used medicinally, and its oil applied to skin and hair as part of daily care (Mokgolodi et al., 2011).

Traditional harvesters have long valued the tree for food, medicine, and skincare. The oil itself has been applied for centuries to protect skin and hair against harsh sun, dry winds, and environmental stress (Naidoo et al., 2018). Long before modern dermatology had a vocabulary for barrier function or transepidermal water loss, communities across southern Africa had already mapped marula oil’s skin-softening and protective properties through generations of careful, empirical use.

Today, marula oil is one of the most rigorously studied African botanicals in the cosmetic sciences — and one of the most misunderstood. It is not a trend ingredient. It is a precise, functional oil with a well-characterised chemistry and peer-reviewed clinical evidence supporting its use in formulation.

The chemistry

Now let’s get technical. Marula oil’s composition is dominated by oleic acid, which typically comprises 69–78% of the total fatty acid content (Bvenura & Kambizi, 2024; Komane et al., 2015). The remaining profile includes palmitic acid at approximately 15%, linoleic acid at 8–9%, and smaller quantities of stearic acid and other minor fatty acids (Bvenura & Kambizi, 2024). It also contains natural antioxidants — vitamin E (tocopherol), vitamin C precursors, and polyphenols.

This fatty acid profile closely resembles the lipids naturally present in human skin, which contributes to marula oil’s excellent compatibility and absorption. The oil is also notably stable: it is up to ten times more resistant to oxidation than olive oil, making it a reliable, high-quality ingredient in luxury formulations designed to perform consistently over time (Komane et al., 2015; Schripsema et al., 2023).

Evidence-based benefits for skin

Clinical and in vitro research highlights several reliable effects.

Hydration and moisture retention

The most cited clinical study on marula oil’s skin efficacy was published in the Journal of Ethnopharmacology in 2015. Researchers recruited 20 healthy adult female volunteers and assessed the oil’s irritancy potential, moisturising effects, hydrating properties, and occlusivity using validated dermatological instrumentation: a Corneometer®, an Aquaflux®, and a Chromameter® (Komane et al., 2015).

The findings were unambiguous:

• Marula oil was non-irritating (p < 0.001) in a standardised patch test

• It demonstrated significant moisturising and hydrating properties (p < 0.001) when applied to lipid-dry (xerotic) skin

• It exhibited occlusive effects (p < 0.001) on normal skin, measurably reducing transepidermal water loss (TEWL)

The study concluded that marula oil, rich in fatty acids, demonstrates moisturising, hydrating, and occlusive properties, and that its inclusion in cosmetic formulations is justified based on both traditional use and clinical evidence (Komane et al., 2015).

Barrier support

The fatty acids in marula oil help reinforce the skin’s natural lipid layer — the stratum corneum — supporting softness and suppleness, particularly on dry or environmentally stressed skin (Komane et al., 2015; PubMed, 2026). Because its fatty acid profile is structurally similar to the skin’s own lipids, it integrates into the barrier rather than sitting on top of it, which is what gives it the biomimetic quality that distinguishes it from less considered oils.

More recently, researchers have explored marula oil-derived ceramide nanoparticles as a targeted delivery format for repairing compromised skin barriers. A 28-day clinical trial found that topical application of a cream containing these ceramide nanoparticles significantly reduced transepidermal water loss and erythema while increasing skin thickness and density, with superior anti-inflammatory activity compared to conventional ceramide treatments (PubMed, 2026).

Lightweight absorption without greasiness

Unlike heavier carrier oils, marula penetrates quickly, leaving skin nourished rather than coated. This makes it suitable for daily use on the face across skin types — including those who prefer a refined, non-heavy texture. It is this combination of genuine nourishment and elegant wear that makes it particularly suited to luxury formulation.

Antioxidant protection and comfort

Marula oil’s polyphenols and tocopherols help defend skin against environmental stressors and oxidative damage (Naidoo et al., 2018). In vitro research has also demonstrated that marula plant extracts inhibit collagenase and elastase — the enzymes responsible for degrading collagen and elastin — with marula stem extracts showing collagenase inhibition of up to 99% and elastase inhibition of up to 93% in laboratory conditions (Naidoo et al., 2018). This places marula firmly within the emerging category of evidence-informed botanical anti-ageing ingredients.

Why marula oil belongs in luxury skincare

Luxury skincare demands ingredients that feel refined, perform consistently, and integrate beautifully into multi-step routines. Marula oil delivers on all counts.

It is rich in skin-identical lipids yet elegantly lightweight. Its natural oxidative stability means it does not require heavy synthetic preservation, which matters for brands committed to clean, effective formulation. Its subtle, warm, nutty aroma blends harmoniously with other botanicals, particularly the African essential oils — neroli, frankincense, ylang ylang — that also feature across the Epara range.

There is also something deeper at work. Luxury skincare, at its best, tells the truth about where its ingredients come from and why they work. Marula oil has been trusted for centuries by the communities that live closest to the landscapes that produce it. That heritage is evidence that this ingredient has passed the test of sustained, practical use across generations.

At Epara, we value ingredients that respect both heritage and modern formulation science. Marula oil exemplifies this: rooted in African botanical knowledge, yet perfectly suited to the standards of performance and elegance that define the Epara range.

Marula oil in the Epara range

Epara incorporates marula oil in targeted formulas where its hydrating, softening, and barrier-supporting qualities enhance the performance of each product. In every case, the oil is selected for a specific function within the formulation — a precision choice grounded in its documented properties.

Balancing Face Oil

Marula oil contributes anti-ageing and deeply hydrating properties to this formula, working alongside complementary African botanicals to nourish and balance the complexion. The Balancing Face Oil is designed for daily use and represents the purest expression of marula’s skin-compatible, biomimetic character.

Natural Cleansing Oil

In the Natural Cleansing Oil, marula works alongside moringa oil, argan, and liquorice root extract to deliver an exceptionally nourishing cleansing experience. The formula dissolves makeup and impurities while simultaneously depositing conditioning, barrier-supportive lipids — so skin is left softened and calm rather than stripped (INCIDecoder, 2022).

Cleansing Lotion

The Cleansing Lotion pairs marula with moringa oil to rejuvenate skin, visibly improve elasticity, and leave the complexion smoother and more radiant with continued use. A lighter daily option that carries all of marula’s barrier and hydration credentials in a silky, elegant format.

These choices reflect Epara’s commitment to understanding each botanical’s specific role — its chemistry, its traditional use, its behaviour in formulation, and combining ingredients thoughtfully for results that are both measurable and beautiful.

Epara’s approach to African botanicals

Epara was founded by Ozohu Adoh, who grew up in Nigeria surrounded by the natural ingredients that would eventually form the foundation of the Epara range: mango butter, moringa oil, marula oil, and others. She moved to London and spent years working to bring that botanical heritage into luxury skincare formulations that could stand alongside the best the industry produces — not as a cultural curiosity, but as a genuine contribution to skincare science.

We do more than source botanicals. We study their origins, their traditional applications, and their mechanisms of action. The world’s research on African botanicals in cosmetic science is still catching up to what communities across the continent have known for generations.

Frequently asked questions

What does marula oil do for skin?

Marula oil moisturises, hydrates, and helps support the skin’s natural barrier function. Clinical studies have demonstrated that it is non-irritating and reduces transepidermal water loss when applied to dry skin, while delivering measurable hydrating and occlusive effects (Komane et al., 2015).

Is marula oil suitable for all skin types?

Yes. Marula oil’s non-irritating clinical profile and lightweight absorption make it suitable for all skin types. Those with oily or breakout-prone skin may wish to patch test first, as high-oleic oils can be comedogenic for some individuals (DermApproved, 2023). As with any active ingredient, formulation context matters — Epara uses marula within carefully balanced formulas designed for broad compatibility.

What is the botanical name for marula oil?

Marula oil is derived from Sclerocarya birrea (A.Rich.) Hochst. Its INCI name in cosmetic formulations is Sclerocarya birrea seed oil.

Can I use marula oil if I have sensitive skin?

Marula oil has been clinically assessed as non-irritating (Komane et al., 2015) and is generally well tolerated, including on sensitised or reactive skin. If in doubt, patch test on the inner arm before applying to the face.

Why does Epara use marula oil?

Because its chemistry, clinical evidence, and centuries of traditional use all support its inclusion in precision luxury skincare. Marula oil’s biomimetic fatty acid profile, oxidative stability, and elegant wear make it one of the most compelling African botanicals available for formulation — and it exemplifies everything Epara stands for: African heritage, modern science, and a genuine commitment to efficacy.

 

Bibliography

Bvenura, C. & Kambizi, L. (2024). Chemical Profile and Potential Applications of Sclerocarya birrea (A.Rich.) Hochst. subsp. caffra (Sond.) Kokwaro Kernel Oils: Analysis of Volatile Compounds and Fatty Acids. Molecules, 29(16), 3815. https://doi.org/10.3390/molecules29163815

DermApproved (2023). Marula Oil — Skincare Ingredients. https://dermapproved.com/ingredients/marula-oil/

INCIDecoder (2022). Epara Cleansing Oil Ingredients Explained. https://incidecoder.com/products/epara-cleansing-oil

Komane, B., Vermaak, I., Summers, B. & Viljoen, A. (2015). Safety and efficacy of Sclerocarya birrea (A.Rich.) Hochst (Marula) oil: A clinical perspective. Journal of Ethnopharmacology, 176, 327–335. https://doi.org/10.1016/j.jep.2015.10.037

Lekhuleni, I.L.G., Shabalala, A. & Maluleke, M.K. (2024). Quality aspects of marula (Sclerocarya birrea) fruit, nutritional composition, and the formation of value-added products for human nutrition: a review. Discover Food, 4. https://doi.org/10.1007/s44187-024-00108-5

Maposa, M., Obadele, B.A. & Manisa, K. (2026). Tissue sampling, extraction methods, characterisation and applications of Sclerocarya birrea (marula) extracts: A review. Pharmacognosy Science and Technology. https://doi.org/10.14719/pst.11649

Mokgolodi, N.C., Ding, Y., Setshogo, M., Ma, C. & Liu, Y. (2011). The importance of an indigenous tree to southern African communities with specific relevance to its domestication and commercialization: a case of the marula tree. Forestry Studies in China, 13(1), 36–44. https://doi.org/10.1007/s11632-011-0110-1

Naidoo, D., Khorombi, E., Tselanyane, M., Nthambeleni, R., Shoko, T., Maharaj, V. & Apostolides, Z. (2018). Anti-aging potential of extracts from Sclerocarya birrea (A. Rich.) Hochst and its chemical profiling by UPLC-Q-TOF-MS. BMC Complementary and Alternative Medicine, 18, 42. https://doi.org/10.1186/s12906-018-2112-1

PubMed (2026). Efficacy evaluation of N-acyl-phytosphingosine prepared from marula oil derived fatty acids in skin barrier repair. https://pubmed.ncbi.nlm.nih.gov/41809528/

Schripsema, J., Augustyn, W. & Viljoen, A. (2023). Characterisation of Sclerocarya birrea (marula) seed oil and investigation of the geographical origin by applying similarity calculations, differential NMR and hierarchical cluster analysis. Phytochemical Analysis, 34(8). https://doi.org/10.1002/pca.3264

Epara Institute is an editorial series exploring the African botanical ingredients at the heart of the Epara Skincare range. Each article is written to the precision standard Epara applies to its formulas: grounded in science, rooted in heritage, and made for skin that deserves both.