Educational reference only · Not medical advice
Botanical illustration of Safflower

Carthamus tinctorius

Safflower

Asteraceae

Evidence: InsufficientCaffeine Free ChinaSafety information on file
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At a Glance

Common name
Safflower
Scientific name
Carthamus tinctorius
Family
Asteraceae
Region
China
Plant part
Flowers (florets)
Caffeine
Caffeine Free
Evidence
Insufficient
Safety review
Safety information on file

Safety & Cautions

Safety information on file
Contraindications
Avoid in pregnancy (uterine-stimulating tradition), bleeding disorders, and with anticoagulants; discontinue before surgery.
Drug interactions
May enhance bleeding with anticoagulants and affect blood pressure; may interact with antihypertensive drugs; consult a clinician.
Pregnancy
Avoid medicinal doses.
Children
Mild infusions acceptable in small amounts.
Allergies
Possible in those sensitive to Asteraceae; rare.
Known adverse effects
Generally well tolerated; may cause mild GI upset, diarrhea, or, rarely, allergic reactions; may enhance bleeding and affect uterus.

Botanical Description

An upright thistle-like annual with glossy oval leaves bearing small spines and single branching bright orange thistle-like flower heads; the flowers (florets) are the part used.

Also known as: Hong Hua, Bastard Saffron, Dyers' Saffron

Historical Background

Safflower has been cultivated for millennia across Egypt, China, and the Middle East as a vibrant dye, oilseed, and medicinal. Its bright orange florets brew a mild tea long used in Chinese medicine (hong hua) for circulation and menstrual traditions.

Earliest recorded uses: Used in Egyptian, Chinese, and Middle Eastern traditions for millennia; both a dye and a medicinal tea.

Traditional preparations:

  • Floret infusion
  • Women's circulation tea
  • Dye-yellow culinary tea

Traditional Uses

These uses document historical traditions and do not imply proven effectiveness.

Traditional Chinese Medicine

Invigorates Blood, breaks stasis; circulation and women's tea.

Modern Herbalism

Circulation and women's-comfort tea.

Flavor & Aroma

MildSlightly BitterGreenEarthy

Aroma: Mild, slightly bitter, green

Tea Preparation

Preparation methods
Infusion
Steeping temperature
200°F (93°C)
Steeping time
5-10 minutes
Recommended vessel
Teapot
Blends well with
Green Tea, Ginger, Honey, Lemon, Cinnamon
200°F (93°C) 5-10 minutes

Modern Evidence

Evidence level: Insufficient

Safflower has a tradition for circulation and menstrual comfort. Clinical evidence is insufficient; preclinical work shows anti-inflammatory activity, but it is not a treatment for heart disease, menstrual disorders, or any condition, and may increase bleeding risk.

Evidence levels describe the state of research for the traditional use discussed here, not a recommendation. Historical use does not imply effectiveness.

References & Sources

  1. EMA HMPC · Carthami flos monograph (2014)
  2. PubMed · Carthamus tinctorius review (2019)

Entry last updated August 4, 2026

Soothing Brews

An educational encyclopedia preserving the history, traditions, and modern evidence behind herbs used in teas and infusions. Inspired by antique botanical manuscripts.

Steeped in tradition, grounded in honesty.

Please Note

This is an educational reference, not a medical resource. Historical use does not imply effectiveness. Natural does not always mean safe. Consult a qualified healthcare professional before using herbs, especially if pregnant, nursing, or taking medications.

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Preferred sources: NIH ODS · NCCIH · MSK Herbs · PubMed · WHO · EMA · German Commission E · Cochrane