# Gaultherin

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/gaultherin
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-29
**Evidence Score:** 4 / 10
**Category:** Compound
**Also Known As:** Methyl salicylate glycoside, 2-[(6-O-beta-D-Xylopyranosyl-beta-D-glucopyranosyl)oxy] benzoic acid methyl ester, Gaultheria yunnanensis glycoside, Salicylic acid prodrug glycoside

## Overview

Gaultherin is a natural salicylate glycoside found primarily in wintergreen (Gaultheria procumbens) that is hydrolyzed in the body to methyl salicylate, its primary bioactive metabolite. It exerts analgesic and [anti-inflammatory](/ingredients/condition/inflammation) effects by inhibiting cyclooxygenase (COX) enzymes, similar to aspirin but with evidence suggesting reduced gastric irritation due to its prodrug glycoside form.

## Health Benefits

• Pain relief: Animal studies show significant analgesic activity at 200 mg/kg, inhibiting abdominal contractions in mice (preliminary evidence)
• Anti-inflammatory effects: Produces comparable inhibitory effects to equimolar doses of aspirin in mouse ear edema models (preliminary evidence)
• Gastrointestinal safety: Unlike aspirin, does not cause gastric ulcers due to slow intestinal release and COX-1 sparing (mechanistic evidence)
• Selective COX-2 inhibition: Targets [inflammatory pathway](/ingredients/condition/inflammation)s while preserving protective prostaglandins (in vitro evidence)
• Reduced bleeding risk: Avoids bleeding complications associated with chronic aspirin use by sparing COX-1 (mechanistic evidence)

## Mechanism of Action

Gaultherin is enzymatically hydrolyzed by beta-glucosidases in the gut and tissues to yield methyl salicylate and glucose, with methyl salicylate subsequently converted to salicylic acid. Salicylic acid non-selectively inhibits cyclooxygenase-1 (COX-1) and cyclooxygenase-2 (COX-2) enzymes, suppressing [prostaglandin](/ingredients/condition/inflammation) synthesis—particularly PGE2 and PGI2—which mediate pain sensitization and inflammatory vasodilation. Because gaultherin is absorbed as an intact glycoside before hydrolysis, it may bypass direct COX-1 inhibition in the gastric mucosa, potentially reducing prostaglandin-dependent mucosal damage compared to direct aspirin ingestion.

## Clinical Summary

Current evidence for gaultherin is limited to preclinical animal studies, with no published human clinical trials as of the most recent review. In murine acetic acid-induced writhing models, oral gaultherin at 200 mg/kg produced statistically significant reductions in abdominal contractions, demonstrating analgesic activity comparable to reference analgesics at equimolar doses. [Anti-inflammatory](/ingredients/condition/inflammation) effects were observed in mouse ear edema models, where gaultherin produced inhibition of edema comparable to equimolar aspirin, suggesting similar anti-inflammatory potency. Gastric tolerability data from animal comparisons suggest gaultherin may cause less mucosal irritation than aspirin at equivalent doses, though this finding requires human validation before clinical conclusions can be drawn.

## Nutritional Profile

Gaultherin is a naturally occurring phenolic glycoside (salicylate-class compound), not a conventional nutritional ingredient, and thus lacks macronutrient or micronutrient content in the dietary sense. Molecular formula: C13H18O8; molecular weight: approximately 318.27 g/mol. It is the primeverosidic form of methyl salicylate, consisting of a methyl salicylate aglycone bound to a primeverose disaccharide (6-O-β-D-xylopyranosyl-β-D-glucopyranose). Bioactive compound concentration: Gaultherin is the primary bioactive constituent found in wintergreen (Gaultheria species) and related plants, where it can constitute a significant portion of the plant's phenolic fraction; exact tissue concentrations vary by species and harvest conditions but have been reported in the range of 1–5% dry weight in Gaultheria yunnanensis leaves. Upon intestinal hydrolysis by gut microbiota glycosidases, it releases methyl salicylate (the active aglycone) and primeverose sugar. Bioavailability note: Oral bioavailability is intentionally delayed compared to free methyl salicylate or aspirin; hydrolysis occurs predominantly in the intestine rather than the stomach, resulting in slower systemic release of salicylate metabolites and reduced peak plasma concentrations. This controlled-release mechanism is associated with reduced gastric mucosal irritation. No significant protein, fiber, fat, or conventional micronutrient content is attributable to this isolated compound.

## Dosage & Preparation

Animal studies have used oral doses of 200 mg/kg for analgesic effects and 200-800 mg/kg for [anti-inflammatory](/ingredients/condition/inflammation) testing in rodents. No standardized human dosage recommendations exist as human clinical trials have not been conducted. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Gaultherin is metabolized to salicylate compounds, meaning individuals with aspirin hypersensitivity, salicylate sensitivity, or aspirin-exacerbated respiratory disease (AERD) should avoid it due to risk of cross-reactivity. Concurrent use with anticoagulants such as warfarin, heparin, or direct oral anticoagulants (DOACs) is potentially dangerous, as salicylates can potentiate anticoagulant effects and increase bleeding risk. Gaultherin should not be used during pregnancy, as salicylates are associated with premature closure of the ductus arteriosus and fetal renal toxicity, particularly in the third trimester. Due to the risk of Reye's syndrome, gaultherin-containing products should not be administered to children or adolescents recovering from viral illnesses.

## Scientific Research

Current evidence for gaultherin consists primarily of preclinical animal studies and in vitro cellular experiments conducted between 2006 and 2024, with no published randomized controlled trials or meta-analyses in human subjects identified. The research explicitly notes that human oral bioavailability of gaultherin has not been directly measured in clinical studies. Key animal model findings demonstrate analgesic and [anti-inflammatory](/ingredients/condition/inflammation) effects at doses of 200-800 mg/kg in rodents.

## Historical & Cultural Context

The research provides no information regarding historical use of gaultherin or Gaultheria yunnanensis in traditional medicine systems. Scientific investigation of gaultherin's biological activity dates to 2006, with intensified research between 2019 and 2024, suggesting this is a recently characterized compound from a biomedical perspective.

## Synergistic Combinations

Turmeric, Boswellia, Ginger, Omega-3 fatty acids, Quercetin

## Frequently Asked Questions

### What plant does gaultherin come from?

Gaultherin is found naturally in wintergreen (Gaultheria procumbens), a low-growing shrub native to North America, from which both the compound and its genus name are derived. It is also present in other Gaultheria species and has been identified in meadowsweet (Filipendula ulmaria). The glycoside is concentrated in the leaves and berries of these plants.

### Is gaultherin the same as methyl salicylate?

No, gaultherin and methyl salicylate are distinct compounds, though they are closely related metabolically. Gaultherin is a glycoside prodrug consisting of methyl salicylate bound to a glucose molecule, which must be hydrolyzed by beta-glucosidase enzymes before methyl salicylate is released as the active form. This prodrug structure is why gaultherin is hypothesized to cause less direct gastric irritation than free methyl salicylate or aspirin.

### What is the studied dose of gaultherin for pain relief?

Animal studies have used oral doses of 200 mg/kg body weight to demonstrate significant analgesic effects in mice, specifically measuring reductions in acetic acid-induced abdominal writhing contractions. This dose is a preclinical benchmark and does not translate directly to a human equivalent dose without pharmacokinetic scaling and clinical trial validation. No established human dosage exists for gaultherin as a supplement at this time.

### Can I take gaultherin if I am allergic to aspirin?

No, gaultherin should be strictly avoided by anyone with aspirin or salicylate hypersensitivity, including those with aspirin-exacerbated respiratory disease (AERD), because it is metabolized to salicylic acid—the same core compound responsible for aspirin's effects and allergic reactions. Cross-reactivity between gaultherin-derived salicylates and aspirin is a significant clinical concern. Individuals with salicylate sensitivity should consult a physician before using any wintergreen-derived supplements.

### Does gaultherin cause less stomach irritation than aspirin?

Preliminary animal evidence suggests gaultherin may cause less gastric mucosal irritation than aspirin at equimolar doses, which is attributed to its glycoside prodrug structure that delays release of the active salicylate until after gastric absorption. Because aspirin directly inhibits COX-1 in the gastric lining, reducing local prostaglandin production that protects mucosal integrity, bypassing this mechanism could theoretically reduce irritation. However, this advantage has not been confirmed in human clinical trials, and gaultherin should still be used cautiously by individuals with peptic ulcer disease or a history of GI bleeding.

### Does gaultherin interact with blood thinners or anticoagulant medications?

While gaultherin is structurally related to salicylates, clinical interaction data specific to gaultherin and anticoagulants like warfarin or apixaban is limited. Due to its salicylate nature, concurrent use with blood thinners warrants medical supervision, though gaultherin's slow intestinal release may minimize interaction risk compared to immediate-release salicylates. Consult a healthcare provider before combining gaultherin with anticoagulant therapy.

### What is the evidence quality for gaultherin's pain-relieving and anti-inflammatory effects?

Current evidence for gaultherin is primarily based on animal studies, including mouse models showing analgesic activity at 200 mg/kg and anti-inflammatory effects comparable to equimolar aspirin doses. No large-scale human clinical trials have been published, making gaultherin's efficacy in humans preliminary and not yet established by rigorous scientific standards. Further research is needed to translate these animal findings into clinical recommendations.

### Who should avoid gaultherin supplementation?

Individuals with salicylate sensitivity, severe gastrointestinal conditions, or those taking anticoagulants should consult healthcare providers before using gaultherin. Pregnant and nursing women lack sufficient safety data and should avoid supplementation unless explicitly recommended by a physician. People with bleeding disorders or scheduled for surgery should also exercise caution due to gaultherin's salicylate-related properties.

---

*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
*License: CC BY-NC-SA 4.0 — Attribution required. Commercial use: admin@hermeticasuperfoods.com*