Flowers & Tea Herbs

Mulberry Leaf

Morus alba · Sāng Yè Cooling

Fresh green caffeine-free tea containing DNJ (1-deoxynojirimycin) and chlorophyll.

Young mulberry leaves are steamed and dried into a fresh, grassy, caffeine-free tea long enjoyed in East Asia. They contain 1-deoxynojirimycin (DNJ), a compound that has made mulberry leaf a popular subject of modern carbohydrate-metabolism research.

Nutrition Highlights

  • Contains 1-deoxynojirimycin (DNJ)
  • Naturally caffeine-free, light green infusion
  • Rich in chlorophyll, GABA and flavonoids
  • Traditionally drunk with starchy meals

Everyday Food Uses

  • Brewed as a light green table tea with meals
  • Blended with chrysanthemum for afternoons
  • Powder whisked into water like matcha
  • Cooled and mixed with lemon in summer

How to Enjoy

1–2 teaspoons dried leaf per cup, water around 80–85°C, steep 2–3 minutes. Drink with carbohydrate-rich meals.

Modern Research

DNJ inhibits alpha-glucosidase in laboratory models; small human studies show mulberry leaf extract modestly flattens post-meal glucose and insulin spikes when taken with starch.

⚠ Cautions

Mulberry leaf may lower post-meal glucose; monitor with diabetes medication. Generally safe as a food tea.

🛒 Shop This Ingredient

Frequently Asked Questions

What is Mulberry Leaf? +

Young mulberry leaves are steamed and dried into a fresh, grassy, caffeine-free tea long enjoyed in East Asia. They contain 1-deoxynojirimycin (DNJ), a compound that has made mulberry leaf a popular subject of modern carbohydrate-metabolism research.

Mulberry Leaf How do I eat? +

1–2 teaspoons dried leaf per cup, water around 80–85°C, steep 2–3 minutes. Drink with carbohydrate-rich meals.

Are there cautions for Mulberry Leaf? +

Mulberry leaf may lower post-meal glucose; monitor with diabetes medication. Generally safe as a food tea.

Where can I buy Mulberry Leaf? +

Browse the related products on this page — packed fresh and shipped worldwide with tracking.

These statements have not been evaluated by the FDA. Our products are ordinary foods and are not intended to diagnose, treat, cure, or prevent any disease.

Browse all ingredients