Phytochemical Properties and Therapeutic Applications of Calendula Species
Summary
Calendula species, most notably Calendula officinalis, are herbaceous members of the Asteraceae family cultivated for their brightly coloured inflorescences and rich repertoire of bioactive constituents. Phytochemical investigations have revealed that marigold flowers and other plant parts contain diverse classes of compounds, including flavonoids, triterpenoids, carotenoids, saponins, glycosides and volatile oils. Extraction technique and choice of plant organ markedly influence the profile and yield of these metabolites. The therapeutic potential of Calendula spans anti-inflammatory, antioxidant, antimicrobial, antiproliferative and wound-healing activities. Mechanistic studies point to free-radical scavenging, modulation of cytokine production, inhibition of key enzymes and promotion of collagen synthesis as underpinning effects. Beyond topical applications in dermatology and cosmetics, emerging work explores antitumour efficacy, neuroprotective enzyme inhibition and metabolic regulation. Together, traditional use and modern pharmacological validation underscore the global significance of Calendula as a source of natural remedies and as a template for novel drug discovery in fields as diverse as oncology, neurology and infectious disease.
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Research from all publishers
Recent reviews have consolidated the multifaceted pharmacology of C. officinalis, detailing how its principal flavonoids and triterpenoids act on inflammatory cascades, glycaemic control pathways and tissue-repair mechanisms. This synthesis highlights both molecular targets and outcomes of preliminary clinical studies, setting priorities for standardised extract development. Contemporary work on extraction methodology demonstrates that semi-purified flower extracts obtained with hexane or methanol dramatically inhibit proliferation of aggressive breast cancer cell lines. Lipid-derived monogalactosyl-monoacylglycerol and specific glycerophosphocholine derivatives are implicated as the principal antiproliferative agents. Investigations of leaf material have uncovered several flavonoid glycosides and phenylpropanoids that inhibit catechol-O-methyltransferase (COMT) at low micromolar concentrations. These findings suggest potential applications in neurodegenerative and mood disorders by modulating neurotransmitter metabolism.
Phytochemical Properties and Therapeutic Applications of Calendula Species publication trend
The graph below shows the total number of articles in phytochemical properties and therapeutic applications of calendula species across all publications each year (not limited to Nature Index journals).
Technical terms
Flavonoid: A class of polyphenolic compounds with antioxidant and anti-inflammatory activities.
Triterpenoid: A terpene-derived molecule comprising six isoprene units, often exhibiting anti-inflammatory or anticancer effects.
Glycoside: A compound in which a sugar moiety is bound to a non-sugar entity, influencing solubility and biological activity.
Saponin: A glycoside known for surfactant properties and potential immunomodulatory effects.
Monogalactosyl-monoacylglycerol (MGMG): A lipid derivative linked to antiproliferative activity in cancer assays.
Catechol-O-methyltransferase (COMT): An enzyme responsible for the breakdown of catecholamines, targeted in neuropsychiatric and neurodegenerative therapies.
References
- Different Extraction Procedures Revealed the Anti-Proliferation Activity from Vegetable Semi-Purified Sources on Breast Cancer Cell Lines. Antioxidants (2023).
- An Updated Review on the Multifaceted Therapeutic Potential of Calendula officinalis L.. Pharmaceuticals (2023).
- Catechol-O-methyltransferase Inhibitors from Calendula officinalis Leaf. Molecules (2023).
- A Comparative Bio-Evaluation and Chemical Profiles of Calendula officinalis L. Extracts Prepared via Different Extraction Techniques. Applied Sciences (2020).
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