Educational reference only · Not medical advice
Botanical illustration of Sarsaparilla

Smilax officinalis

Sarsaparilla

Smilacaceae

Evidence: InsufficientCaffeine Free Central AmericaSafety information on file
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At a Glance

Common name
Sarsaparilla
Scientific name
Smilax officinalis
Family
Smilacaceae
Region
Central America
Plant part
Root
Caffeine
Caffeine Free
Evidence
Insufficient
Safety review
Safety information on file

Safety & Cautions

Safety information on file
Contraindications
Generally safe in tea amounts; caution with antidiabetic and antihypertensive drugs and in kidney disease; discontinue before surgery.
Drug interactions
May lower blood sugar and blood pressure and enhance absorption of other drugs; consult a clinician.
Pregnancy
Generally regarded as safe in tea amounts.
Children
Mild decoctions acceptable in small amounts.
Allergies
Possible in those sensitive to Smilacaceae; rare.

Botanical Description

A climbing woody vine with heart-shaped parallel-veined leaves and tendrils, small greenish-white flowers, and round dark berries; the thick starchy tuberous root is the part used.

Also known as: Smilax, Jamaican Sarsaparilla, Honduran Sarsaparilla

Historical Background

Sarsaparilla has been used for centuries by Indigenous Mesoamerican and Caribbean peoples, and became a wildly popular tonic in 19th-century America and Europe. Its starchy, sweet-earthy root flavored the original 'root beer' and was brewed as a traditional vitality and joint tea.

Earliest recorded uses: Indigenous Mesoamerican and Caribbean traditions for centuries; a popular tonic in 19th-century American and European medicine.

Traditional preparations:

  • Root decoction
  • Traditional root-beer style tea
  • Joint & vitality blend

Traditional Uses

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

Indigenous Mesoamerican Traditions

Vitality, joint, and 'blood-purifying' tonic; flavoring for root beer.

Modern Herbalism

Vitality and joint-comfort tonic tea.

Flavor & Aroma

EarthySweetSlightly BitterWoody

Aroma: Earthy, sweet, slightly bitter, woody

Tea Preparation

Preparation methods
Decoction
Steeping temperature
200°F (93°C)
Steeping time
15-20 minutes simmer (decoction)
Recommended vessel
Saucepan (decoction)
Blends well with
Sarsaparilla Soda, Sassafras, Licorice Root, Ginger, Vanilla
200°F (93°C) 15-20 minutes simmer (decoction)

Modern Evidence

Evidence level: Insufficient

Sarsaparilla has a long tradition as a vitality, joint, and digestive tonic. Clinical evidence is insufficient; preclinical work shows anti-inflammatory and antioxidant activity, but it is not a treatment for syphilis (historical), arthritis, or any disease.

Evidence levels describe the state of research for the traditional use discussed here, not a recommendation. Historical use does not imply effectiveness.

References & Sources

  1. PubMed · Smilax officinalis review (2018)
  2. EMA HMPC · Smilax assessment (2014)

Entry last updated August 4, 2026

Soothing Brews

An educational encyclopedia preserving the history, traditions, and modern evidence behind herbs used in teas and infusions. Inspired by antique botanical manuscripts.

Steeped in tradition, grounded in honesty.

Please Note

This is an educational reference, not a medical resource. Historical use does not imply effectiveness. Natural does not always mean safe. Consult a qualified healthcare professional before using herbs, especially if pregnant, nursing, or taking medications.

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Preferred sources: NIH ODS · NCCIH · MSK Herbs · PubMed · WHO · EMA · German Commission E · Cochrane