HERB PROFILE · EDUCATIONAL REFERENCE

Cornflower

Botanical nameCentaurea cyanus
Plant part usedFlower petals or flower heads

Important safety information: Avoid with Asteraceae allergy. Homemade preparations are not sterile and should not be used as eye drops; eye pain, discharge, injury or vision change needs professional care.

Herbal actions

  • Astringent traditionally
  • soothing topical herb traditionally
  • culinary colour

Traditional and practitioner uses

These uses are presented for historical and educational context. They are not treatment claims.

  • Edible garnish from food-grade petals
  • Traditional eye-compress use—not sterile eye treatment
  • Decorative tea ingredient

Main constituents

Anthocyanins, flavonoids, phenolic acids and polysaccharides

Preparation overview

Tea: Infusion. Use only food-grade unsprayed flowers; external homemade infusions must never be put directly into the eye.

Liquid extract reference: Food use preferred

Preparation strengths are not interchangeable. Open the interactive guide for the complete evidence notes and sources available for this herb.

Herbilous provides educational information only. It does not diagnose, prescribe, or replace professional medical advice. Seek urgent care for severe or worsening symptoms.