White mulberry explained: what it is and side effects

White mulberry is a plant native to China that grows in temperate and tropical climates around the world. Its leaves are used to make dietary supplements and, in parts of Asia, tea, wine, bean curd, and noodles. One product we reviewed lists white mulberry, and none prints its individual amount: GlucoTrust includes it in a 207.7 mg proprietary blend.

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What it is
Plant
In the products we reviewed
1, its label does not print the amount

What white mulberry is

  • White mulberry leaves are used to make dietary supplements.1
  • Other names include common mulberry, Egyptian mulberry, Russian mulberry, and silkworm mulberry.1
  • White mulberry is native to China and grows in temperate and tropical climates around the world.1
  • In parts of Asia, mulberry leaves are used to make tea, wine, bean curd, and noodles.1

Foods that have it1

  • Tea
  • Wine
  • Bean curd
  • Noodles

How much white mulberry each product gives

Per serving, as each label prints it

Amount not printed: the dashed line shows the most it can be, the whole blend

GlucoTrustNot printed · at most 208 mg

Before you take it

If you take medicines

Diabetes medications
Taking white mulberry leaf with diabetes medications may cause low blood sugar.1

Side effects

  • The most common side effect is digestive upset, including bloating, constipation, gas, and loose stools.1

Ask a doctor first

  • Safety during pregnancy and breastfeeding is not well understood.1

These statements have not been evaluated by the FDA. A supplement is not a medicine.

The product we reviewed that lists white mulberry

ProductForm and servingWhite mulberry per servingOur scorePrice a bottleBuy
GlucoTrust#6 in blood sugar supportCapsules1 capsuleNot printedIn a 207.7 mg proprietary blend8.9$49Check price
Prices checked Sep 30, 2026

Questions people ask

What is white mulberry leaf extract?

White mulberry leaf extract is a supplement ingredient made from white mulberry leaves. White mulberry is native to China and grows in temperate and tropical climates around the world.

Are white mulberry leaves used to make tea?

Yes, white mulberry leaves are used to make tea in parts of Asia. They are also used to make wine, bean curd, and noodles.

What are the side effects of white mulberry leaf extract?

Digestive upset is the most common side effect of white mulberry. This includes bloating, constipation, gas, and loose stools.

Is white mulberry leaf extract safe during pregnancy or breastfeeding?

White mulberry's safety during pregnancy and breastfeeding is not well understood. Ask a clinician before starting.

Which capsules we reviewed contain white mulberry leaf extract?

GlucoTrust is the product we reviewed that lists white mulberry. Its serving is 1 capsule, with white mulberry inside a 207.7 mg proprietary blend. The label does not print the individual white mulberry amount.

Sources

The products, amounts and prices come from each product's label and checkout, as its review shows them. AI drafts our pages from listed sources, figures are checked against them, and we have not tried the products.

  1. 1NIH National Center for Complementary and Integrative Health, White Mulberry Leafnccih.nih.gov/healthchecked