Hermetica Superfood Encyclopedia
The Short Answer
Thyme (Thymus vulgaris) contains thymol and carvacrol, phenolic compounds that provide potent antioxidant and antimicrobial effects. These bioactive compounds work by scavenging free radicals and disrupting bacterial cell membranes.
CategoryHerbs (Global Traditional)
GroupEuropean
Evidence LevelModerate
Primary Keywordthyme supplement benefits
Synergy Pairings3
Thyme (Thymus vulgaris) — botanical close-up
Health Benefits
Origin & History
Natural habitat
Thyme (Thymus vulgaris) is a perennial herb native to the Mediterranean region and member of the Lamiaceae family, now cultivated globally as a culinary and medicinal plant. The herb's essential oil is extracted via steam distillation from aerial parts, while water and ethanol extracts are obtained through solvent extraction of dried leaves.
“Thyme has been used for centuries in Mediterranean and European traditional medicine systems as an antibacterial, antifungal, antiviral, and antioxidant agent. Its use in herbal medicine traditions predates modern synthetic antimicrobials, emphasizing natural bioactive compounds for treating infections and oxidative stress.”Traditional Medicine
Scientific Research
No human clinical trials, RCTs, or meta-analyses were found in the available research for Thymus vulgaris. All available evidence comes from in vitro laboratory studies examining antioxidant, antibacterial, and antiviral activities in test tubes and petri dishes, not human subjects.
Preparation & Dosage
Traditional preparation
No clinically studied human dosage ranges are available. In vitro studies used concentrations of 33.3 mg/mL for water extracts and 3.3 mg/mL for ethanol extracts, but these cannot be translated to human doses without clinical trials. Consult a healthcare provider before starting any new supplement.
Nutritional Profile
Thyme (Thymus vulgaris) is a nutrient-dense herb with significant micronutrient content per 100g dry weight. Key macronutrients: carbohydrates ~63g (predominantly dietary fiber ~37g), protein ~9.1g, fat ~7.4g (including omega-3 fatty acid alpha-linolenic acid ~0.5g). Moisture content in fresh thyme ~65%. Caloric value approximately 101 kcal/100g fresh, ~276 kcal/100g dried. Vitamins: Vitamin C ~160mg/100g fresh (notable but highly heat-labile; significant losses during cooking), Vitamin K ~1714µg/100g dried (exceptionally high; relevant for anticoagulant drug interactions), Vitamin A ~238µg RAE/100g dried (from beta-carotene ~2851µg), Vitamin B6 ~0.55mg/100g, Folate ~274µg/100g dried, Riboflavin ~0.47mg/100g. Minerals: Iron ~123.6mg/100g dried (non-heme; bioavailability ~2-10%, enhanced by co-consumption with vitamin C), Calcium ~1890mg/100g dried (high but bioavailability reduced by oxalates and tannins, estimated ~5-15% absorbed), Manganese ~7.87mg/100g dried, Magnesium ~160mg/100g dried, Potassium ~814mg/100g dried, Zinc ~1.81mg/100g dried, Phosphorus ~201mg/100g dried. Primary bioactive compounds: Thymol (phenolic monoterpene) ~20-55% of essential oil composition, typically 0.8-2.5mg/g dry herb; Carvacrol ~1-10% of essential oil; Rosmarinic acid ~15-55mg/g dry weight (major polyphenol, high water solubility, good bioavailability ~1.4% in humans); Luteolin ~1.8-7mg/g dry weight (flavonoid, bioavailability limited by glycosidic forms requiring gut hydrolysis); Apigenin ~0.5-3mg/g; Eriocitrin and naringenin flavonoids present in smaller quantities; Caffeic acid derivatives including chlorogenic acid. Essential oil yield: 0.8-2.5% by dry weight. Total polyphenol content: approximately 140-200mg GAE/g dry extract. Total flavonoid content: approximately 30-80mg QE/g dry extract. Fiber composition: mix of cellulose, hemicellulose, and pectin; fiber is not digested but supports gut microbiota. Bioavailability notes: culinary quantities (1-5g fresh) provide modest absolute nutrient doses despite high per-100g values; fat-soluble compounds (thymol, carvacrol) have enhanced absorption with dietary lipids; polyphenol bioavailability is matrix-dependent and significantly influenced by food processing and gut microbiome composition.
How It Works
Mechanism of Action
Thyme's primary bioactive compounds, thymol and carvacrol, exert antioxidant effects by donating electrons to neutralize free radicals and chelating iron ions that catalyze oxidative reactions. The antimicrobial activity occurs through disruption of bacterial cell membrane integrity and inhibition of essential enzymes in microbial metabolism.
Clinical Evidence
In vitro studies show thyme water extracts demonstrate significant radical scavenging activity (1121.1 μmol TE/g) and iron chelation capacity (142.8 μmol AAE/g). Essential oil preparations exhibit antibacterial effects comparable to gentamicin against multiple pathogens in disc diffusion assays. However, most research remains at the laboratory level with limited human clinical trials to establish therapeutic dosages and efficacy.
Safety & Interactions
Thyme supplements are generally well-tolerated when used appropriately, though high doses may cause gastrointestinal upset. The herb may enhance anticoagulant effects of warfarin due to its vitamin K content. Individuals with thyroid disorders should exercise caution as thyme may affect thyroid hormone levels. Safety during pregnancy and breastfeeding has not been established for supplemental doses.
Synergy Stack
Hermetica Formulation Heuristic
Also Known As
Thymus vulgarisCommon thymeGarden thymeEnglish thymeFrench thymeMother of thymeWhite thymeFarigola
Frequently Asked Questions
What is the active compound in thyme supplements?
The primary active compounds are thymol and carvacrol, phenolic monoterpenes that provide thyme's characteristic antimicrobial and antioxidant properties. These compounds comprise 20-60% of thyme essential oil depending on the variety.
How much thyme extract should I take daily?
Typical dosages range from 100-400mg of standardized thyme extract daily, though optimal therapeutic doses haven't been established in human trials. Essential oil should be used sparingly at 1-2 drops due to its potency.
Can thyme supplements help with respiratory infections?
Laboratory studies show thyme's antimicrobial compounds are effective against respiratory pathogens, and traditional use supports this application. However, clinical trials specifically testing thyme supplements for respiratory infections are limited.
Does thyme interact with blood thinning medications?
Thyme may enhance anticoagulant effects of warfarin and other blood thinners due to its vitamin K content and potential effects on platelet function. Consult your healthcare provider before combining thyme supplements with anticoagulant medications.
Is thyme safe during pregnancy?
While culinary amounts of thyme are considered safe, the safety of concentrated thyme supplements during pregnancy hasn't been established. Pregnant women should avoid therapeutic doses and essential oil preparations without medical supervision.
What is the difference between thyme essential oil and thyme extract supplements?
Thyme essential oil is concentrated volatile compounds extracted through steam distillation and is typically used aromatherapeutically or in small diluted doses, while thyme extract supplements (water or ethanol-based) contain a broader range of compounds including phenolics and are designed for oral consumption. Essential oil studies show comparable antibacterial activity to gentamicin in laboratory settings, but extracts may offer different bioavailability profiles and safety considerations. Essential oil should never be ingested undiluted due to concentration risks, whereas standardized extracts are formulated for safe supplemental use.
Can I get the antioxidant benefits of thyme from drinking thyme tea instead of taking supplements?
Yes, thyme tea made from fresh or dried herb provides antioxidant compounds, though the bioavailability and concentration may differ from standardized extracts. Laboratory analysis shows thyme water extracts demonstrate strong radical scavenging activity (1121.1 μmol TE/g), which suggests brewing tea does deliver measurable antioxidant capacity. However, the actual amount of active compounds in homemade tea varies based on steeping time, water temperature, and herb quality, making supplemental extracts more consistent for research-based dosing.
Is thyme safe for children, and what does the evidence show about its use in pediatric respiratory health?
Thyme has a long history in traditional pediatric herbal medicine and is generally recognized as safe in culinary amounts, though clinical safety data specifically in children is limited. While thyme extracts showed activity against multiple respiratory pathogens in laboratory studies, most evidence is from in vitro (test tube) research rather than clinical trials in pediatric populations. Parents should consult a healthcare provider before giving thyme supplements to children, especially since dosing recommendations for pediatric use are not well-established in clinical literature.
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