Antioxidant Activity and Therapeutic Applications of Pistacia Species

Members of the genus Pistacia, notably Pistacia atlantica, Pistacia vera and related taxa, have attracted sustained interest for their rich repertoire of bioactive constituents and traditional medicinal applications. Phytochemical investigations have revealed high levels of phenolic acids, flavonoids, tannins and terpenoids distributed across leaves, buds, fruits, gums and oils. These molecules confer robust antioxidant properties via radical scavenging and metal-chelating mechanisms, mitigating oxidative stress implicated in inflammation, metabolic disorders, gastrointestinal damage and microbial infections. In vitro assays have demonstrated low half-maximal effective concentrations in radical-scavenging protocols, while in vivo studies confirm anti-inflammatory, gastroprotective and enzyme-inhibitory activities relevant to ulcer prevention, antidiabetic and antimicrobial therapy. Lipophilic fractions, notably seed oils, are rich in unsaturated fatty acids and tocopherols, contributing both to nutraceutical value and oxidative stabilisation. The convergence of traditional use in Mediterranean and Middle Eastern folk medicine with modern analytical and preclinical research underscores the global significance of Pistacia spp. as a source of natural antioxidants and leads for novel therapeutic formulations. Ongoing studies aim to refine extraction methods, characterise active principles, elucidate molecular targets and progress towards standardised, clinically validated products.

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Antioxidant Activity and Therapeutic Applications of Pistacia Species publication trend

The graph below shows the total number of articles in antioxidant activity and therapeutic applications of pistacia species across all publications each year (not limited to Nature Index journals).

Technical terms

Antioxidant activity: The capacity of a compound to neutralise reactive oxygen species or free radicals, preventing oxidative damage.

Phenolic compounds: A class of plant metabolites containing hydroxylated aromatic rings, responsible for radical scavenging and anti-inflammatory effects.

DPPH assay: An in vitro method that measures the ability of an extract to reduce the stable free radical DPPH, indicating antioxidant potency via EC50 values.

EC50: The concentration of an extract required to achieve 50% of its maximal effect in a given assay, used to compare antioxidant strength.

Oleoresin: A naturally exuded mixture of resinous and essential oil components from plant tissues, often rich in terpenoids and phenolics with therapeutic properties.

References

1. Mineral Profile, Antioxidant, Anti-Inflammatory, Antibacterial, Anti-Urease and Anti-α-Amylase Activities of the Unripe Fruit Extracts of Pistacia atlantica. Molecules (2023).
2. Nutraceutical Content and Biological Properties of Lipophilic and Hydrophilic Fractions of the Phytocomplex from Pistacia atlantica Desf. Buds, Roots, and Fruits. Plants (2024).
3. A Traditional Gum Exudate From Pistacia atlantica Ameliorates Etha‐Nol‐Mediated Gastric Ulcer in Rats: Possible Molecular Mechanisms. Food Science & Nutrition (2025).
4. Five Pistacia species (P. vera, P. atlantica, P. terebinthus, P. khinjuk, and P. lentiscus): A Review of Their Traditional Uses, Phytochemistry, and Pharmacology. The Scientific World JOURNAL (2013).
5. Pistacia Atlantica Desf., a Source of Healthy Vegetable Oil. Applied Sciences (2019).