Thymol

Potent antimicrobial phenol from thyme with broad-spectrum protective properties.

Also known as: 2-Isopropyl-5-methylphenol • Thyme Extract • Thymus vulgaris Extract

other Names
2-Isopropyl-5-methylphenol, Thyme Oil Extract
primary Benefits
Antimicrobial, antifungal, antioxidant, respiratory support
common Dose
50-200mg daily (as thyme extract)
best Form
Standardized thyme extract or essential oil capsules
timing
With meals
safety Rating
Safe at recommended doses

Overview

Thymol is a natural monoterpenoid phenol found primarily in thyme oil. It has powerful antimicrobial, antifungal, and antioxidant properties. Used in both traditional medicine and modern supplements, thymol supports immune function, oral health, and respiratory wellness.

Key Benefits

Antimicrobial Action

Disrupts bacterial cell membranes, effective against both gram-positive and gram-negative bacteria.

Respiratory Support

Acts as a natural expectorant and bronchodilator, helping clear respiratory passages.

Antifungal Properties

Effective against Candida species and other common fungal pathogens.

Antioxidant Protection

Scavenges free radicals and reduces oxidative stress markers in tissues.

Dosage & How to Take

50-200mg of thymol daily, typically delivered through standardized thyme extract capsules or liquid preparations.

PurposeDoseNotes
Immune support100-200mg thyme extract dailyStandardized to thymol content
Oral healthMouthwash with 0.06% thymolUsed as part of essential oil mouthwash
Respiratory wellness150-300mg thyme extract dailyDuring cold/flu season

Best Time to Take

With meals to reduce stomach irritation

With or Without Food

Yes, always take with food

Forms & Bioavailability

FormAbsorptionBest ForNotes
Standardized Thyme ExtractHighOral supplementationStandardized to thymol percentage
Essential Oil CapsulesHighConcentrated dosingEnteric-coated preferred
Liquid TinctureMediumFlexible dosingCan be added to water or tea

Side Effects & Safety

Common

  • Stomach upset
  • Heartburn at high doses

Rare

  • Allergic contact dermatitis
  • Nausea

Contraindications

  • Pregnancy (high doses)
  • Allergy to Lamiaceae family plants

Interactions

Blood thinnersModerate

May have mild antiplatelet effects

Antidiabetic drugsMild

May lower blood sugar levels

Scientific Research

2018Frontiers in Microbiology

Thymol Antimicrobial Activity

Thymol showed significant activity against MRSA and other antibiotic-resistant bacteria

2006Drug Research

Thyme Extract for Acute Bronchitis

Thyme extract reduced coughing frequency by 50% compared to placebo in acute bronchitis patients

Food Sources

Thyme
Oregano
Basil

Products With Thymol

1 product in our database contains this ingredient

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.