Orange Peel

Identity

Common Name

Orange Peel

Scientific Name

Citrus sinensis

Botanical Family

Rutaceae

Native Region

Southeast Asia (cultivated worldwide)

Cultivation Regions

Mediterranean, Florida, Brazil, China

Plant Parts Used

Peel (zest)

Synonyms

Sweet Orange Zest, Chen Pi, Aurantium Peel

Caffeine Level

Caffeine Free

A small evergreen citrus tree with glossy oval pointed dark green leaves, small white fragrant flowers, and bright orange round fruit; the peel (zest) is the part used.

Historical Background

Orange peel has flavored Chinese, Mediterranean, and Persian drinks for millennia, prized for its sweet citrus zest. Aged bitter orange peel (chen pi) is a classic TCM digestive, and dried peel remains a cornerstone of warming, cold-season tea blends.

Earliest recorded uses: Used in Chinese, Mediterranean, and Persian traditions for millennia; both food and medicinal peel (chen pi).

Traditional Uses

These uses document historical traditions and do not imply proven effectiveness.

Flavor & Aroma

Aroma: Sweet citrus, zesty, warm, slightly floral

Tea Information

Research Summary

Orange peel is a rich source of flavonoids (hesperidin) and volatile oils. Clinical evidence for specific benefits is limited; it is not a treatment for digestive disorders, cold, or any disease, though it remains a popular, warming tea ingredient.

Evidence levels reflect the currently available scientific literature and may change as new research emerges. Where evidence is limited or conflicting, this is stated plainly.

References & Sources