Polish Calendula (Calendula officinalis var. polonica): Benefits, Dosage, Safety & Evidence

Questions fréquentes

How does Polish Calendula work to heal wounds?

Polish Calendula promotes wound healing through multiple bioactive compounds including calendulosides, oleanolic acid, and flavonoids. These constituents demonstrate anti-inflammatory activity by inhibiting pro-inflammatory mediators while supporting tissue regeneration. Oleanolic acid contributes to collagen synthesis and epithelial cell migration essential for wound closure. The resin content provides additional antimicrobial effects. Evidence Level B supports these mechanisms observed in laboratory and clinical studies.

Does Polish Calendula interact with any medications?

Polish Calendula has limited documented drug interactions, but theoretical concerns exist. Due to its mild sedative properties, it may enhance the effects of central nervous system depressants and sedatives. Patients taking anticoagulant or antiplatelet medications should use caution, as calendula may theoretically affect bleeding time. Always consult a healthcare provider before combining herbal remedies with prescription medications, particularly blood thinners, sedatives, or diabetes medications.

What is the recommended dosage for Polish Calendula?

The standard adult dosage for Polish Calendula is 2-4 grams of dried flowers prepared as an infusion or tea, consumed up to three times daily. For topical applications, infused oils, salves, or compresses may be applied to affected areas as needed. Tincture preparations typically range from 1-3 milliliters daily. Always follow product-specific labeling instructions and consult a qualified medical herbalist for individualized dosing recommendations based on specific health conditions.

Is Polish Calendula safe to use during pregnancy?

Polish Calendula is contraindicated during pregnancy and considered unsafe for pregnant women. Traditional herbal medicine classifies calendula as an emmenagogue, meaning it may stimulate uterine contractions and promote menstrual flow. This property poses potential risk of miscarriage or pregnancy complications. Pregnant women should avoid both internal and topical calendula preparations. Women who are breastfeeding should also consult a healthcare provider before use, as safety data during lactation is limited.

Who should not use Polish Calendula?

Polish Calendula should be avoided by individuals with known allergies to plants in the Asteraceae family, which includes ragweed, chamomile, marigold, daisies, and chrysanthemums. Cross-reactivity can cause allergic contact dermatitis or skin rashes in sensitive individuals. Pregnant women should not use calendula due to its emmenagogue properties. Those with scheduled surgeries should discontinue use at least two weeks prior, as calendula may theoretically affect blood clotting. Always consult a healthcare provider before use.

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 29 articles PubMed · modèle : gemma4:31b

Résumé

Calendula officinalis (pot marigold) is a medicinal plant used for its anti-inflammatory, antioxidant, and wound-healing properties [PMID:31145533, 39124999].

Contexte

Calendula officinalis, also known as pot marigold, is an ornamental-medicinal plant of the Asteraceae family widely cultivated in Mediterranean and semi-arid regions [PMID:37928490, 40835674].

Usages traditionnels

It has a history of centuries of therapeutic use in traditional and officinal medicines worldwide [PMID:36500716], including use as a homeopathic remedy for sore skin, ulcerated skin, and sore nipples in nursing mothers [PMID:27414945].

Composés actifs

The plant contains triterpene glycosides, aglycones, carotenoids, essential oils [PMID:30000917], flavonoids, phenylpropanoids [PMID:36770999], and C16-hydroxylated triterpenoids [PMID:40721615]. Other components include phenolic acids, sterols, saponins, resins, and quinones [PMID:11558637].

Mécanisme d'action

C16-hydroxylated triterpenoids modulate interleukin 6 release [PMID:40721615]. Plant-derived extracellular vesicles (COEVs) may target M1 macrophages by regulating MMP12 to enhance fracture healing [PMID:41404424]. Compounds from the leaves exhibit inhibitory activity toward human catechol-O-methyltransferase (COMT) [PMID:36770999].

Preuves cliniques

Preuve AAcute wound healing

Faster resolution of the inflammation phase and increased production of granulation tissue [PMID:31145533].

Preuve BChronic venous ulcers

Decreased ulcer surface area compared to controls [PMID:31145533].

Preuve BSecond-degree burn wounds

Oral administration of 2g capsules daily for two weeks improved wound status scores compared to placebo [PMID:36632430].

Preuve DSore nipples during nursing

A combination of Calendula and Echinacea angustifolia was found more effective than breastmilk, though overall high-quality evidence is limited [PMID:30000917].

Preuve BRadiotherapy-induced skin toxicity

Evaluated as a cortisone-free topical agent for preventing severe acute radiation dermatitis in head and neck cancer patients [PMID:40480289].

Sécurité et effets indésirables

Acute toxicity studies in rats and mice indicate the extract is relatively nontoxic, with minimal skin and ocular irritation and no sensitization or phototoxicity [PMID:11558637].

Grossesse et allaitement

Topical application has been used for sore and cracked nipples during nursing [PMID:30000917]; however, no information is available on the oral use of Calendula during breastfeeding [PMID:30000917].

Synthèse des preuves

Evidence ranges from high-level systematic reviews supporting acute wound healing to individual clinical trials for burns and radiation dermatitis, with additional in vitro data on anti-inflammatory and COMT-inhibitory activities.

Sources PubMed

1.PMID: 31145533 (2019) — A systematic review of Calendula officinalis extract for wound healing. · Wound repair and regeneration : official publication of the Wound Healing Society [and] the European Tissue Repair Society
2.PMID: 30000917 (2006) — An Updated Review on the Multifaceted Therapeutic Potential of Calendula officinalis L. · Pharmaceuticals (Basel, Switzerland)
3.PMID: 41404424 (2025) — Hydrogel-Wrapped Calendula officinalis L. extracellular vesicles - A novel approach to enhance fracture healing by Macrophage reprogramming. · Materials today. Bio
4.PMID: 36770999 (2023) — Catechol-O-methyltransferase Inhibitors from Calendula officinalis Leaf. · Molecules (Basel, Switzerland)
5.PMID: 39771213 (2024) — Soothing the Itch: The Role of Medicinal Plants in Alleviating Pruritus in Palliative Care.

Polish Calendula

Sources et citations

Calculer une dose sûre de Polish Calendula

Calendula

Witch Hazel

Calendula arvensis

Questions fréquentes

Résumé

Contexte

Usages traditionnels

Composés actifs

Mécanisme d'action

Preuves cliniques

Sécurité et effets indésirables

Grossesse et allaitement

Synthèse des preuves

Sources PubMed

Sources gouvernementales

Polish Calendula

Sources et citations

Calculer une dose sûre de Polish Calendula

Plantes associées

Calendula

Witch Hazel

Calendula arvensis

Questions fréquentes

Résumé

Contexte

Usages traditionnels

Composés actifs

Mécanisme d'action

Preuves cliniques

Sécurité et effets indésirables

Grossesse et allaitement

Synthèse des preuves

Sources PubMed

Sources gouvernementales