🕌Persian Medicine

Barberry (Zereshk)

fruit

Barberry (Zereshk)

Berberis, commonly known as barberry, is a large genus of deciduous and evergreen shrubs from 1–5 m tall, found throughout temperate and subtropical regions of the world. Species diversity is greatest in South America and Asia, but native species also appear in Europe, Africa, and North America.

Conditions addressed

Liver SupportDigestive IssuesBlood SugarInflammationImmune Support

How to use

½–1 cup fresh daily, or 2–3 tbsp dried
  • Eat fresh, raw, or dried.
  • Can be blended into smoothies, juiced, or added to salads and grain bowls.

Interactions & contraindications

Processed by the liver

Watch for: Any medication that is also processed by liver enzymes (ask your pharmacist — this includes many common prescriptions)

Can alter how quickly the body clears certain medications, raising or lowering their effective dose.

May affect blood sugar

Watch for: Insulin and oral diabetes medications (metformin, sulfonylureas)

Additive blood-sugar-lowering effects can risk hypoglycemia — monitor glucose closely.

May affect immune activity

Watch for: Immunosuppressants (for transplant or autoimmune conditions)

Immune-stimulating herbs can work against immunosuppressive therapy.