TCM Properties

Traditional Use

Disperses Wind-Heat and benefits the throat — used for sore throat, tonsillitis, fever, and cough from Wind-Heat invasion
Clears Heat and relieves toxicity — used for carbuncles, mumps, toxic swellings, and parotid gland inflammation
Vents rashes — promotes full expression of measles and febrile rashes in early-stage incomplete eruption
Moistens the Intestines and facilitates bowel movements — used for constipation with dry, difficult-to-pass stools

Disperses Lung Qi and stops cough — useful for cough with sticky or difficult-to-expectorate phlegm
Reduces swelling of lymph nodes and parotid glands in throat-related conditions

Pu Ji Xiao Du Yin (普济消毒饮) — Universal Benefit Decoction to Eliminate Toxin; treats wind-heat toxicity with swollen face, throat pain, and mumps
Yin Qiao San (银翘散) — Honeysuckle and Forsythia Powder; treats Wind-Heat exterior pattern with sore throat, fever, and headache

Ming Yi Bie Lu (Miscellaneous Records of Famous Physicians, Tao Hongjing, c. 500 CE) — early documentation of Niu Bang Zi for dispersing Wind-Heat and benefiting the throat
Dong Yuan You Xiao Fang (Dongyuan's Effective Prescriptions, Li Dongyuan, 13th c.) — source formula for Pu Ji Xiao Du Yin featuring Niu Bang Zi for toxic throat swellings

Arctiin — major lignan constituent; anti-inflammatory and immunomodulatory activity
Arctigenin — primary active metabolite of arctiin; anti-tumor, anti-inflammatory, and neuroprotective
Chlorogenic acid — antioxidant phenolic acid; inhibits lipid peroxidation
Caffeoylquinic acid derivatives — potent free-radical scavenging antioxidants
Flavonoids (quercetin, rutin) — anti-inflammatory and antioxidant
Fructo-oligosaccharides (inulin-type) — prebiotic fiber supporting gut microbiome

Anti-inflammatory — arctigenin inhibits NF-κB pathway and reduces pro-inflammatory cytokine production (TNF-α, IL-6) (PMID 34612502)
Antimicrobial — active against Staphylococcus aureus, E. coli, and pathogenic fungal strains
Antioxidant — chlorogenic acid and caffeoylquinic derivatives demonstrate significant free-radical scavenging capacity (PMID 19375261)
Anticancer — arctigenin exhibits antiproliferative activity against multiple cancer cell lines in vitro (PMID 21435270)
Anti-diabetic — reduces fasting blood glucose and improves insulin sensitivity in animal models

Pregnancy — potential uterine stimulant effect; may increase risk of premature delivery (MSK)
Spleen deficiency with diarrhea or loose stools — cold, moistening action worsens cold-damp digestive patterns
Allergy to Asteraceae/Compositae family (chrysanthemum, ragweed, daisy) — cross-reactivity possible (MSK)

Some commercial preparations have been contaminated with belladonna alkaloids (atropine) — source from reputable suppliers only (MSK)
Rare anaphylaxis reported following burdock consumption — monitor first-time users (MSK)
Acute liver injury reported in association with herbal blends containing burdock — monitor liver function with prolonged use (MSK)