Educational reference only · Not medical advice · Always consult a qualified healthcare professional
Sorrel

Rumex acetosa

Sorrel

Polygonaceae

Evidence: InsufficientCaffeine Free EuropeDigestive ComfortCoolingVitality Traditions
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Identity

Common Name
Sorrel
Scientific Name
Rumex acetosa
Botanical Family
Polygonaceae
Native Region
Europe and western Asia
Cultivation Regions
Europe, North America, temperate regions
Plant Parts Used
Leaves
Synonyms
Garden Sorrel, Sour Dock, Lemon Sorrel
Caffeine Level
Caffeine Free

A clump-forming perennial with long arrow-shaped bright green leaves with lobed bases and a tall slender spike of small reddish-green flowers; the leaves are the part used.

Historical Background

Sorrel has been a tart culinary and digestive herb of European and Mediterranean gardens for millennia, its lemony leaves brightening spring soups and teas. A gentle sorrel tea is traditionally sipped for its refreshing, cooling cup.

Earliest recorded uses: European and Mediterranean traditions for millennia; a tart culinary and digestive herb.

Traditional preparations:

  • Leaf infusion
  • Cooling spring tea
  • Tart blend with hibiscus

Traditional Uses

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

Traditional European Herbalism

Tart culinary and digestive spring herb.

Modern Herbalism

Cooling and refreshing tea.

Flavor & Aroma

TartLemonyBrightGreen

Aroma: Tart, lemony, bright, green

Tea Information

Suitable for Tea
Yes
Preparation Methods
Infusion
Steeping Temperature
200°F (93°C)
Steeping Time
5-7 minutes
Recommended Vessel
Teapot
Blends Well With
Lemon Balm, Mint, Honey, Elderflower, Hibiscus
200°F (93°C) 5-7 minutes

Safety & Cautions

Contraindications
Generally safe in food/tea amounts; avoid large amounts in kidney stones (oxalate), arthritis, and with anticoagulants; discontinue before surgery.
Drug Interactions
Oxalic acid may reduce calcium absorption; may enhance bleeding with anticoagulants; consult a clinician.
Pregnancy
Generally regarded as safe in food/tea amounts; avoid large amounts.
Children
Mild infusions acceptable in small amounts; avoid large amounts (oxalates).
Allergies
Possible in those sensitive to Polygonaceae; rare.
Known Adverse Effects
Generally well tolerated; the oxalic acid content may affect those prone to kidney stones; high doses may cause GI upset; avoid large amounts in those with oxalate kidney stones.

Research Summary

Evidence Level: Insufficient

Sorrel has a tradition as a cooling, digestive herb; it is rich in vitamin C and oxalic acid. Clinical evidence is insufficient; it is not a treatment for digestive disorders, scurvy, or any disease, and oxalate content limits use in kidney stones.

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

References & Sources

  1. EMA HMPC · Rumicis herba assessment (2015)
  2. PubMed · Rumex acetosa review (2019)

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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.

© 2026 Soothing Brews · For educational purposes only.

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