🌾Vietnamese Traditional Medicine

Tangerine Peel (Tran Bi)

Citrus reticulata

About Tangerine Peel (Tran Bi)

Tangerine Peel (Tran Bi) (Citrus reticulata) is a herb used in the Vietnamese Traditional Medicine tradition to help with Digestive Issues, Nausea, Respiratory Issues, and Liver Support. The peel / rind is the part traditionally used, taken internally.

Botanical background

A mandarin orange (Citrus reticulata), often simply called mandarin, is a small, rounded citrus tree fruit. Treated as a distinct species of orange, it is usually eaten plain or in fruit salads. The mandarin is small and oblate, unlike the roughly spherical sweet orange (which is a mandarin-pomelo hybrid). The taste is sweeter and stronger than the common orange. A ripe mandarin orange is firm to slightly soft, heavy for its size, and pebbly-skinned. The peel...

Source: Wikipedia, via iNaturalist

Parts used

Peel / Rind Β· internal
🍡

Tea / Infusion

1–3 cups daily
  • Steep 1–2 tsp of dried Tangerine Peel (Tran Bi) in freshly boiled water for 5–10 minutes.
  • Cover while steeping.
  • Strain and drink.
πŸ’§

Tincture

20–40 drops in water, 2–3Γ— daily
  • Pack dried Tangerine Peel (Tran Bi) into a jar and cover with 40–60% alcohol.
  • Seal and steep for 4–6 weeks, shaking daily.
  • Strain and store in a dark dropper bottle.
πŸ’Š

Powder / Capsule

500 mg – 1 g, 1–3Γ— daily
  • Grind dried Tangerine Peel (Tran Bi) into a fine powder.
  • Fill size 00 capsules or stir into smoothies or honey.
♨️

Steam Inhalation

1–2Γ— daily during acute symptoms
  • Add 2–3 tbsp of Tangerine Peel (Tran Bi) to a bowl of just-boiled water.
  • Drape a towel over your head and inhale steam for 5–10 minutes.

Contraindications

  • Pregnancy & breastfeeding β€” insufficient safety data; consult your doctor
  • Children under 12 β€” therapeutic dosage not established
  • Active liver disease β€” monitor liver enzymes with long-term use

Warnings

⚠️ Pregnancy & Breastfeeding

Safety during pregnancy and breastfeeding has not been established for most herbal remedies. Consult your midwife or doctor before use.

⚠️ Liver Health

Some herbs used for liver conditions can be hepatotoxic at high doses. Have liver function monitored if using long-term.

⚠️ Allergic Reactions

Discontinue immediately if you experience rash, itching, swelling, or difficulty breathing.

⚠️ Not Medical Advice

This information is for educational purposes only. Always consult a qualified healthcare provider before using herbal remedies.

Drug & herb interactions

Processed by the liver

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

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

Where to find in nature

Native region

Vietnam, southern China

Climate

Tropical to subtropical

Habitat

Tropical forests, rice paddy borders, and village herb gardens of Vietnam

🌿 To see Tangerine Peel (Tran Bi) growing, visit botanical gardens, university plant collections, or specialist herb nurseries near you. If foraging in the wild, always work with an expert identifier β€” never consume a plant you are not 100% certain of.

Where to buy

In store

  • Health food stores (Whole Foods, Natural Grocers, Holland & Barrett, GNC)
  • Naturopathic clinics and integrative medicine practices
  • Specialist herbal apothecaries and herbalist practices
  • Farmers markets with herb vendors

Online

iHerb

Wide selection of standardised extracts, capsules, and powders with lab testing

Mountain Rose Herbs

Premium bulk dried herbs β€” certified organic, ethically sourced

Starwest Botanicals

Large selection of certified organic bulk herbs and powders

Herb Pharm

High-quality liquid extracts and tinctures, rigorous quality standards

Amazon

Convenient β€” verify brand certifications and check third-party testing

Etsy

Small-batch artisan herbalists, hand-harvested and wildcrafted herbs

Quality tips

When buying Tangerine Peel (Tran Bi), look for: certified organic labelling, clearly stated country of origin, third-party lab testing for heavy metals and pesticides, and a batch expiry date. Standardised extracts offer consistent dosing; bulk dried herbs are more economical for regular use. Avoid very cheap, unlabelled products β€” quality varies enormously.