Zingiber officinale

Ginger

Zingiberaceae

Evidence: ModerateCaffeine Free AsiaDigestive ComfortCold SeasonEnergy

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Identity

Common Name: Ginger
Scientific Name: Zingiber officinale
Botanical Family: Zingiberaceae
Native Region: Southeast Asia
Cultivation Regions: India, China, Nigeria, Jamaica, Indonesia
Plant Parts Used: Rhizome (root)
Synonyms: Ginger root, Stem ginger
Caffeine Level: Caffeine Free

A perennial reed-like plant growing about a meter tall, with lance-shaped leaves and cone-like flower spikes. The prized part is the knobby aromatic rhizome (underground stem).

Historical Background

Ginger has been used in Asian and Indian cooking and traditions for over 5,000 years. It reached the Mediterranean via ancient trade routes and was valued in medieval Europe. It remains a cornerstone of Ayurvedic and traditional Chinese practices.

Earliest recorded uses: Recorded in ancient Chinese and Sanskrit (Ayurvedic) texts.

Cultural significance: A foundational spice in Ayurveda and Traditional Chinese Medicine, symbolizing warmth and vitality. A global kitchen staple.

Antiquity
Used in India and China for thousands of years.
Medieval Europe
Imported as a prized spice along trade routes.
Modern
Among the most studied culinary herbs.

Traditional preparations:

Decoction of fresh or dried rhizome
Infusion with honey and lemon
Cold brew

Traditional Uses

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

Ayurveda

Considered a warming herb used to support digestion and soothe the stomach.

Traditional Chinese Medicine

Used to warm the body and support digestion and circulation.

Traditional European Herbalism

Ginger tea used as a comforting winter drink and for travel comfort.

Flavor & Aroma

SpicyWoodySweetEarthy

Aroma: Warm, pungent, citrusy-spicy.

Tea Information

Suitable for Tea

Yes

Preparation Methods

Infusion, Decoction, Cold Brew

Steeping Temperature

95–100°C (203–212°F)

Steeping Time

10 minutes (longer for decoction)

Recommended Vessel

Small pot for decoction; lidded mug for infusion

Blends Well With

Lemon, Honey, Peppermint, Turmeric, Green tea, Rooibos

95–100°C (203–212°F) 10 minutes (longer for decoction)

Safety & Cautions

Contraindications

Caution with gallstone conditions; high doses may worsen reflux in some.

Drug Interactions

May have mild anti-platelet effects; theoretical interaction with anticoagulants. May affect blood sugar. Consult a healthcare provider if on diabetes or blood-thinning medication.

Pregnancy

Short-term use in food amounts is generally considered acceptable; high doses should be avoided. Consult a healthcare provider.

Breastfeeding

Culinary amounts are traditional; consult a provider for medicinal use.

Children

Mild tea is traditional; avoid strong preparations for young children.

Allergies

Rare but possible.

Known Adverse Effects

Heartburn, mild stomach upset, or mouth irritation at high doses.

Research Summary

Evidence Level: Moderate

Evidence supports ginger for reducing nausea in some contexts (e.g., pregnancy-associated nausea has moderate support). Evidence for other uses is mixed or limited.

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

NCCIH · Ginger (2021)
Memorial Sloan Kettering · Ginger - Integrative Medicine (2023)
Cochrane · Ginger for nausea and vomiting (reviews) (2014)

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