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Zedoary

Nghệ đen

Curcuma zedoaria

White turmeric

Zingiberaceae · Rễ ngầm · Rhizomes · Steam-distilled

Zedoary (Curcuma zedoaria) — botanical illustration
Curcuma zedoaria

Safety

Skin sensitization low

Low skin sensitization risk.

Curzerene and 1,8-cineole dominant.

Different from common turmeric (Curcuma longa). Aroma also differs, closer to mango.

Avoid in pregnancy.


Usage guidelines

Storage
Dark, sealed, refrigerated

Chemistry

Volatile constituents
Curzerene20.0 – 35.0 %
1,8-Cineole10.0 – 20.0 %
Camphor5.0 – 15.0 %
α-Terpinyl acetate3.0 – 10.0 %

Botanical source

Curcuma zedoaria is a Southeast Asian curcuma, India, Indonesia, Vietnam. In Vietnam called 'nga truat' (莪朮).

In Vietnamese and Chinese traditional medicine, nga truat is used for digestion and gynecology.

Family Zingiberaceae.


Notes

Southeast Asian niche oil. Different from turmeric in chemistry and aroma.

**This is the final oil in Ch.13, completing 400 oil profiles for the Lê Mai Library.**