Calendula (Calendula officinalis)


Calendula Overview:

Calendula is a staple when it comes to Western herbal medicine. It's broad action on skin and gut epithilial tissue health make it useful for many different conditions.

Topically, its antibacterial and antifungal actions make it useful for infections including impetigo, athletes foot, and tinnea. Calendulas soothing action makes it useful for treating skin irritations like cuts, burns, and rashes.

+ Indications

  • Celiac Disease
  • Diverticulitis
  • Dysmenorrhea
  • Endometriosis
  • Gastric Ulcers
  • Inflammatory Bowel Disease IBD
  • Peripheral Venous Disorder
  • Small Intestinal Bacterial Overgrowth SIBO

+ Contraindications

None noted.

Herbal Actions:

  • Vulnerary
  • Antinflammatory
  • Lymphatic
  • Styptic
  • Antispasmodic
  • Antimicrobial
  • Antifungal (Topically)
  • Antiviral (Topically)
  • Choleretic
  • Cholagogue
  • Emmenagogue
  • Astringent
  • Antiseptic

Main Uses:

Calendula is mainly used for topical applications involving the skin, including rashes, burns, cuts, scrapes, fungal infections, conunctivitis, sun burns, skin ulcers, eczema, acne, psoriasis, and trichomosis. it is also used internally for inflammatory conditions in the gastrointestinal tract.


Daily Dosage

Liquid Extract

Ratio: 1:2

1.5-4.5 mL

Weekly Dosage

Liquid Extract

Ratio: 1:2

10-30 mL


Part Used


Family Name




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Constituents of Interest

  • Coumarins
  • Calendulosides

Common Names

  • Calendula
  • Marigold
  • Pot Marigold

Botanical Info:

Calendula is a member of the asteraceae family of plants, which is the largest family of flowering plants in the world. it is a member of the calenduleae tribe within th asteraceae family. This tribe includes 8 genera and over 110 different species. Other members of this tribe includes Osteospermum and Chrysanthemoides.


Research Overview:

Level Of Research:


Clinical Applications Of Calendula:

Calendulas well known antinflammatory, antifungal, and antibacterial actions make it very useful for a large variety of skin conditions and infections as well as some internal inflammation in the gastrointestinal tract.



Toxicology studies on Calendula officinalis has found the LD50 of calendula at a dose of 375 mg/kg and a LD100 of 580 mg/kg (in mice).


Recent Blog Posts:


For a list of references visit the full calendula monograph.