INCI: Thymus Vulgaris Leaf Extract
Common thyme leaf extract with thymol and carvacrol. Suppresses growth of Cutibacterium acnes and other skin bacteria, delivers a mild anti-inflammatory effect.
Topical application
CWeak evidence. In vitro data, open-label studies, or expert consensus.
Antimicrobial action in vitro is described in publications. Clinical RCTs on acne are scarce, concentrated extract can irritate sensitive skin.
Thyme Extract (INCI Thymus Vulgaris Leaf Extract) is an extract of common thyme leaves. Contains thymol and carvacrol – phenolic compounds with antibacterial and anti-inflammatory action. Mechanism. Thymol disrupts microbial cell membranes, suppresses Cutibacterium acnes and Staphylococcus aureus in vitro. Comparative tests with 5% benzoyl peroxide (Taborska 2017) showed comparable activity. Additionally suppresses pro-inflammatory cytokines TNF-α, IL-6. Where applied. Anti-acne products (Mario Badescu, Pixi Beauty), oily-skin toners, scalp products. Final-product concentration 0.5-3%. In Spain – ingredient in Sesderma Acnesis, Babé Acne. Evidence base. RCT Tabassum 2014 in 60 moderate-acne patients: 5% thyme extract – 35% acne reduction over 5 weeks, comparable to 5% benzoyl peroxide with better tolerance. Safety. CIR confirmed safety at cosmetic concentrations. Patients allergic to Lamiaceae (rosemary, mint, basil) may show cross-reactions. Thyme essential oil (>5%) is a strong irritant; the extract is gentler. Pregnancy and lactation – use with caution. Cosmetic-concentration extract is acceptable; thyme essential oil (oral, in pregnancy) is contraindicated.
Irritation potential
LowAllergen risk
ModeratePregnancy
CautionSuitable for
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Thyme Extract should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
Thyme Extract suits: normal, oily, combination. Use with caution in: sensitive, dry.
Common thyme leaf extract with thymol and carvacrol.
The INCI name is Thymus Vulgaris Leaf Extract. It may also appear as: Thyme Extract, Экстракт тимьяна.
Published: · updated:
Use with caution