Mulberry Leaf

Chinese
桑叶
Pinyin
Sang Ye
Latin
Folium Mori
Botanical illustration of Mulberry Leaf, Morus alba, showing serrated leaves, venation, dried Sang Ye leaf material, and diagnostic plant details.
Botanical plate by Kodi .

Known in TCM as Sang Ye (桑叶), this sweet and bitter, cold herb enters the Lung and Liver. Traditionally, it disperses Wind-Heat; treats early-stage colds and flu with sore throat, headache, and fever, most often applied for common cold, dry cough, and conjunctivitis. Modern research has identified 1-Deoxynojirimycin among its active constituents.

Part used: Leaf

Also Known As

Morus alba White Mulberry Leaf Mori

Latin: Folium Mori | Pinyin: Sang Ye | Chinese: 桑叶

TCM Properties

Taste
sweet, bitter
Temperature
cold
Channels
Lung, Liver

Traditional Use

Primary Actions

  • Disperses Wind-Heat; treats early-stage colds and flu with sore throat, headache, and fever
  • Clears Lung Heat and moistens Dryness; relieves dry cough from Lung Heat or Dryness
  • Clears Liver Fire and brightens the eyes; treats red, irritated, or painful eyes
  • Cools the Blood and stops bleeding

Secondary Actions

  • Collected after early frost for the highest medicinal quality; used raw for Wind-Heat and honey-fried for Lung-moistening cough

Classic Formulas

  • Sang Ju Yin (Mulberry Leaf and Chrysanthemum Drink)

Classical References

  • Shen Nong Ben Cao Jing (Divine Farmer's Materia Medica, c. 200 CE) documents Sang Ye among early Wind-Heat-dispersing herbs

Modern Research

Active Compounds

  • 1-Deoxynojirimycin (DNJ)
  • Flavonoids (quercetin, rutin)
  • Chlorogenic acid

Studied Effects

  • DNJ is a competitive alpha-glucosidase inhibitor that blocks carbohydrate absorption, producing a hypoglycemic effect
  • Mulberry leaf extract and DNJ improve skeletal muscle insulin resistance via activation of the IRS-1/PI3K/Akt pathway in animal models
  • Antioxidant and anti-inflammatory activity supports traditional Wind-Heat and Liver Fire clearing use

PubMed References

Safety & Interactions

Cautions

  • May potentiate blood-sugar-lowering medications given its alpha-glucosidase inhibitory activity

Drug Interactions

  • Theoretical additive hypoglycemic effect with antidiabetic medications

Conditions

Frequently Asked Questions

What is Mulberry Leaf used for?

Mulberry Leaf is traditionally used to Disperses Wind-Heat; treats early-stage colds and flu with sore throat, headache, and fever, Clears Lung Heat and moistens Dryness; relieves dry cough from Lung Heat or Dryness, Clears Liver Fire and brightens the eyes; treats red, irritated, or painful eyes, Cools the Blood and stops bleeding. Research has investigated its effects on: DNJ is a competitive alpha-glucosidase inhibitor that blocks carbohydrate absorption, producing a hypoglycemic effect; Mulberry leaf extract and DNJ improve skeletal muscle insulin resistance via activation of the IRS-1/PI3K/Akt pathway in animal models.

What are other names for Mulberry Leaf?

Mulberry Leaf is also known as Morus alba, White Mulberry Leaf, Mori. In TCM: 桑叶 (Sang Ye); Folium Mori.

Is Mulberry Leaf safe during pregnancy?

Mulberry Leaf is generally considered safe during pregnancy in normal amounts. Therapeutic or concentrated doses should be discussed with a qualified practitioner before use.

Does Mulberry Leaf interact with any medications?

Mulberry Leaf may interact with: Theoretical additive hypoglycemic effect with antidiabetic medications. Always inform your healthcare provider of any herbal supplements you are taking.