Carrot (Daucus carota Sativa) Seed Oil

Heritage and History

Carrot seed oil, derived from the seeds of Daucus carota sativa (commonly known as the cultivated carrot), has a long history of use in traditional medicine and beauty treatments. While the carrot root is widely consumed as a food source around the world, the seeds have been valued for centuries in various cultures.

Carrot seeds have a long history in Mediterranean herbal tradition: the Greek physician Dioscorides described them in the first century CE, before the carrot root became a common vegetable.

Today, carrot seed oil is primarily used in skincare formulations for its nourishing, rejuvenating, and anti-aging properties. It is commonly found in oil blends and beauty products due to its natural ability to promote healthy, glowing skin.

Cultivation and Regional Origins

Wild carrot is native to Europe, North Africa and western Asia, and the cultivated carrot was domesticated in Central Asia [1], from where it spread worldwide. Although the root is cultivated worldwide, carrot seed oil is specifically extracted from the seeds of the plant, which are typically harvested when the flowers have matured.

Carrots thrive in temperate climates, and the cultivated variety of the plant is now grown across various regions, including Europe, North America, and parts of Asia. The seeds used to extract the oil are collected after the carrot flowers have bloomed and matured. Carrot seeds yield two distinct oils: a cold-pressed carrier oil, rich in petroselinic acid, and a steam-distilled essential oil, rich in carotol [2].

Chemistry of Carrot Seed Oil

Carrot seed oil is a highly beneficial oil known for its unique chemical profile, which is rich in essential fatty acids, antioxidants, and vitamins. These compounds contribute to its skin and hair benefits, making it a prized ingredient in many formulations.

The key components found in pure, unadulterated carrot seed oil include:

Fatty acids: cold-pressed carrot seed oil is dominated by petroselinic acid (roughly 60–80%), an unusual monounsaturated fatty acid typical of the carrot family, with about 10–12% linoleic acid (omega-6) [2].

Phytosterols: Phytosterols found in carrot seed oil help to reduce inflammation and support skin healing. They also contribute to improving skin elasticity and firmness, making the oil beneficial for mature or damaged skin.

Antioxidants (Vitamin E): Carrot seed oil is rich in vitamin E, a powerful antioxidant that helps protect the skin from free radical damage, supports collagen production, and reduces the appearance of fine lines and wrinkles.

Despite its name, carrot seed oil is not a significant source of beta-carotene, which is concentrated in the carrot root.

The combination of these compounds makes carrot seed oil a potent, multi-purpose ingredient for nourishing and rejuvenating the skin and hair.

Benefits for Skin and Hair

Carrot seed oil is revered for its many benefits, especially for skin health and rejuvenation. Its rich chemical composition makes it an effective natural ingredient in addressing a variety of skin concerns.

For Skin:

Anti-Aging: The antioxidants in carrot seed oil help fight oxidative stress, which can lead to the breakdown of collagen and elastin fibers in the skin. By neutralizing free radicals, the oil helps to reduce the appearance of fine lines, wrinkles, and age spots, promoting a more youthful complexion.

Skin Repair and Regeneration: The essential fatty acids and phytosterols in carrot seed oil help to restore the skin’s natural moisture barrier and enhance skin regeneration. The oil is excellent for promoting healthy skin cell turnover, helping to repair damaged or aging skin.

Hydration and Moisture Retention: The linoleic acid in carrot seed oil supports the skin’s barrier function, preventing moisture loss and ensuring long-lasting hydration. This makes it beneficial for dry or dehydrated skin, as it helps the skin retain water and stay plump and supple.

Brightening and Evening Skin Tone: The antioxidants in carrot seed oil promote an even skin tone and can help brighten dull or uneven skin. Regular use of carrot seed oil may help fade dark spots and hyperpigmentation, revealing a radiant complexion.

Soothing and Calming: Carrot seed oil’s anti-inflammatory properties help to calm irritated skin and reduce redness. It is beneficial for sensitive skin or conditions such as eczema, rosacea, or acne, where inflammation is common. The oil soothes discomfort and helps the skin recover more quickly.

For Hair:

Nourishing and Hydrating: Carrot seed oil’s high content of essential fatty acids and vitamins helps to nourish and hydrate the hair, improving its texture and elasticity. The oil penetrates the hair shaft, providing deep moisture and nourishment, which is especially beneficial for dry or damaged hair.

Scalp Health: The anti-inflammatory properties of carrot seed oil help soothe an irritated scalp. It can reduce scalp redness, itching, and dryness, making it beneficial for those with conditions like dandruff, psoriasis, or seborrheic dermatitis.

Strengthening and Protection: Carrot seed oil helps strengthen the hair, reducing breakage and split ends. The vitamins and antioxidants in the oil protect the hair from environmental damage, preventing oxidative stress caused by UV rays, pollution, and styling.

Shine and Luster: Carrot seed oil enhances the natural shine of the hair without weighing it down. It helps smooth the hair cuticle, reducing frizz and leaving the hair looking glossy and well-maintained.

How It Works

The key bioactive compounds in carrot seed oil—particularly its fatty acids and vitamin E—work at the cellular level to protect and repair the skin and hair. Its antioxidants help neutralize free radicals by donating electrons, which reduces oxidative stress and prevents damage to cellular structures like collagen and elastin. This helps maintain the skin's elasticity and firmness, as well as support hair strength.

On the skin, the fatty acids in carrot seed oil integrate into the lipid layers of the skin’s barrier, restoring moisture and preventing transepidermal water loss (TEWL). By maintaining the moisture balance, carrot seed oil keeps the skin hydrated, smooth, and protected from external irritants.

The vitamin E and phytosterols in carrot seed oil also play an important role in reducing inflammation and promoting healing, particularly in irritated or inflamed skin. For the scalp and hair, the oil’s moisturizing and antioxidant properties help to nourish hair follicles, leading to healthier hair growth and a more vibrant appearance.

Allergen Information

Food allergens: Carrot is not one of the nine major food allergens recognized by the U.S. Food and Drug Administration (milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soybeans and sesame) [3]. Carrot belongs to the celery family (Apiaceae). As a food, carrot allergy is often linked to birch pollen allergy [4].

Fragrance allergens: Cold-pressed carrot seed oil is a fixed plant oil, not an essential oil, and does not appear on the European Union’s list of fragrance allergens that must be named on cosmetic labels [5].

Reported reactions: We have not found published reports of allergic skin reactions to cold-pressed carrot seed oil. That does not rule out a reaction in a particular person. If you have a food allergy to carrot or celery, ask your doctor before use.

Patch test: As with any new skincare product, try a small amount on your inner arm and wait 24 hours before wider use. If you have a known allergy, ask your doctor before using a new product.

Conclusion

Carrot seed oil is a highly beneficial and versatile ingredient with a wide range of applications in skincare and haircare. Its rich composition of antioxidants, essential fatty acids, and vitamins makes it an excellent choice for promoting youthful, radiant skin and nourished, healthy hair. Whether you’re looking to combat signs of aging, improve hydration, or protect against environmental damage, carrot seed oil offers a natural, effective solution to enhance your beauty routine.

References

[1] Iorizzo, M., Senalik, D. A., Ellison, S. L., Grzebelus, D., Cavagnaro, P. F., Allender, C., Brunet, J., Spooner, D. M., Van Deynze, A., & Simon, P. W. (2013). Genetic structure and domestication of carrot (Daucus carota subsp. sativus) (Apiaceae). American Journal of Botany, 100(5), 930–938. https://doi.org/10.3732/ajb.1300055

[2] Özcan, M. M., & Chalchat, J. C. (2007). Chemical composition of carrot seeds (Daucus carota L.) cultivated in Turkey: characterization of the seed oil and essential oil. Grasas y Aceites, 58(4), 359–365.

[3] U.S. Food and Drug Administration. (2025). Frequently asked questions: Food allergen labeling guidance for industry. Retrieved October 15, 2026, from https://www.fda.gov/food/food-allergensgluten-free-guidance-documents-regulatory-information/frequently-asked-questions-food-allergen-labeling-guidance-industry

[4] Ballmer-Weber, B. K., Wüthrich, B., Wangorsch, A., Fötisch, K., Altmann, F., & Vieths, S. (2001). Carrot allergy: double-blinded, placebo-controlled food challenge and identification of allergens. Journal of Allergy and Clinical Immunology, 108(2), 301–307. https://pubmed.ncbi.nlm.nih.gov/11496252/

[5] European Parliament & Council of the European Union. (2009). Regulation (EC) No 1223/2009 on cosmetic products, Annex III, as amended by Commission Regulation (EU) 2023/1545 on the labelling of fragrance allergens. Official Journal of the European Union. https://eur-lex.europa.eu/eli/reg/2023/1545/oj