Camellia oleifera (Camellia oleifera): Benefits, Dosage, Safety & Evidence

Questions fréquentes

How does Camellia oleifera support cardiovascular health?

Camellia oleifera seed oil supports cardiovascular health primarily through its high concentration of oleic acid, a monounsaturated fatty acid known to help maintain healthy cholesterol levels. The oil also contains polyphenols and squalene, which act as antioxidants to reduce oxidative stress in blood vessels. Evidence Level C suggests potential benefits based on traditional use and preliminary research, indicating it functions as a gentle cardiovascular tonic when incorporated into the diet.

Does Camellia oleifera oil interact with any medications?

There are currently no well-documented severe drug interactions associated with Camellia oleifera seed oil when used in standard dietary amounts. However, because the oil is rich in Vitamin E and essential fatty acids, individuals taking anticoagulant or antiplatelet medications should consult a healthcare provider before consuming therapeutic doses, as high doses of Vitamin E may potentiate blood-thinning effects.

How much Camellia oleifera oil should I take daily?

The standard adult dosage for Camellia oleifera seed oil is 1 to 2 tablespoons daily. It is typically consumed as a food ingredient, similar to olive oil, rather than as a concentrated supplement. Users should adhere to recommended dietary amounts, as exceeding this dosage offers no additional cardiovascular benefits and may cause mild gastrointestinal upset in sensitive individuals.

Is Camellia oleifera safe to use during pregnancy?

Camellia oleifera seed oil is generally considered safe for use during pregnancy when consumed in amounts commonly found in foods. Classified as safe based on traditional use, it provides essential fatty acids beneficial for maternal health. However, pregnant women should avoid consuming medicinal or highly concentrated doses without medical supervision and should perform a patch test before topical application to rule out rare allergic reactions.

What are the benefits of Camellia oleifera for skin care?

Camellia oleifera is widely used in topical skin care due to its high content of squalene and Vitamin E. These compounds provide deep moisturization and antioxidant protection, helping to soothe inflammation and support the skin barrier. Evidence Level C supports its traditional use for treating dry skin and minor skin conditions, as the oil is lightweight, non-comedogenic, and easily absorbed without clogging pores.

Fiche d'information compilée à partir de PubMed

Cette fiche a été compilée à partir de résumés PubMed (NIH) avec l'assistance d'une IA. Chaque affirmation factuelle est citée par un article PubMed réel (voir la liste des sources). Elle n'a pas encore été révisée par un humain — confirmez auprès d'un professionnel de santé avant utilisation.

Compilé à partir de 30 articles PubMed · modèle : gemma4:31b

Résumé

Camellia oleifera, often called "Oriental olive oil," is a woody oil tree species from China known for its bioactive seed oil with cardiovascular, neuroprotective, and hepatoprotective properties [PMID:40540300, PMID:35685348].

Contexte

Camellia oleifera is a woody oil tree species unique to China, cultivated for over 2,300 years [PMID:35685348]. It is one of four woody oil crops globally and is highly valued for its ecological, economic, and medicinal properties [PMID:36247558].

Usages traditionnels

It has been used in China and Taiwan as a dietary oil and a traditional medicine [PMID:26598814, PMID:35685348].

Composés actifs

The seed oil is rich in unsaturated fatty acids (predominantly oleic acid), polyphenols, phytosterols (such as beta-sitosterol), squalene, vitamin E (alpha-tocopherol), and carotenoids [PMID:40540300, PMID:38725963, PMID:38945923, PMID:36192507]. Other bioactive components include tea saponins, flavonoids, tannins, and sesamin [PMID:28793800, PMID:16448182, PMID:40609356].

Mécanisme d'action

The oil regulates blood lipids and blood pressure via its oleic acid and polyphenol content [PMID:40540300]. It exhibits neuroprotective effects by modulating communication between gut microbiota and the brain and reducing neuroinflammation [PMID:40540300]. Its hepatoprotective and anti-inflammatory activities are mediated through antioxidant pathways and immune modulation [PMID:40540300].

Preuves cliniques

Preuve DDyslipidemia

In high-fat fed mice, seed oil significantly decreased low-density lipoprotein (LDL), total cholesterol (TC), and triglycerides (TG), while increasing high-density lipoprotein (HDL) [PMID:35745155]

Preuve DHepatotoxicity

In rats with CCl4-induced oxidative damage, tea seed oil lowered serum hepatic enzyme markers (ALT, AST, LDH), inhibited fatty degeneration, and reduced malondialdehyde [PMID:17188414]

Preuve DMelanogenesis

Tea seed oil exhibited inhibitory activity on melanogenesis by inhibiting tyrosinase [PMID:29071231]

Preuve DInflammation

Specific sapogenins (camelliagnin A and a novel metabolite a2) demonstrated significant inhibitory effects on LPS and HMGB1-induced inflammation [PMID:38553195]

Synthèse des preuves

The current evidence is primarily based on review articles (Level C) and animal or in vitro studies (Level D). There are no human clinical trials or meta-analyses provided in the source material.

Sources PubMed

1.PMID: 40540300 (2026) — Camellia oleifera oil: unveiling health benefits and exploring novel applications. · Critical reviews in food science and nutrition
2.PMID: 35685348 (2022) — Applications of Chinese Camellia oleifera and its By-Products: A Review. · Frontiers in chemistry
3.PMID: 28793800 (2017) — Anti-inflammatory and antioxidative effects of Camellia oleifera Abel components. · Future medicinal chemistry
4.PMID: 17188414 (2007) — Hepatoprotection of tea seed oil (Camellia oleifera Abel.) against CCl4-induced oxidative damage in rats. · Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association
5.PMID: 26598814 (2015) — Beneficial Effects of Camellia Oil (Camellia oleifera Abel.) on Hepatoprotective and Gastroprotective Activities.

Camellia oleifera

Sources et citations

Calculer une dose sûre de Camellia oleifera

Flaxseed Oil Herb

Allium Cepa Herb

Carthamus tinctorius

Questions fréquentes

Résumé

Contexte

Usages traditionnels

Composés actifs

Mécanisme d'action

Preuves cliniques

Synthèse des preuves

Sources PubMed

Sources gouvernementales

Camellia oleifera

Sources et citations

Calculer une dose sûre de Camellia oleifera

Plantes associées

Flaxseed Oil Herb

Allium Cepa Herb

Carthamus tinctorius

Questions fréquentes

Résumé

Contexte

Usages traditionnels

Composés actifs

Mécanisme d'action

Preuves cliniques

Synthèse des preuves

Sources PubMed

Sources gouvernementales