Evidence supporting the use of: Terpinen-4-ol
For the health condition: Infection (bacterial)

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Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Terpinen-4-ol is one of the primary active components of tea tree oil (Melaleuca alternifolia) and is well-documented for its antimicrobial properties, particularly against bacteria. Multiple in vitro studies have demonstrated that terpinen-4-ol exhibits strong antibacterial activity against a variety of Gram-positive and Gram-negative bacteria, including Staphylococcus aureus (including MRSA), Escherichia coli, and Pseudomonas aeruginosa. The mechanism of action is believed to involve disruption of bacterial cell membranes, leading to cell lysis and death.

While the majority of evidence comes from laboratory studies, there are some in vivo and clinical studies supporting its use. For example, topical tea tree oil preparations (rich in terpinen-4-ol) have been used in clinical settings for minor skin infections and acne, with some trials showing comparable effectiveness to standard treatments. However, isolated terpinen-4-ol has not been as extensively studied in clinical trials as whole tea tree oil, and more research is needed to confirm its efficacy and safety profile in humans when used alone.

In summary, the antibacterial activity of terpinen-4-ol is supported by a moderate level of scientific evidence, primarily from in vitro research and some clinical studies involving tea tree oil preparations. Further well-designed clinical trials are needed to more definitively establish its therapeutic role in treating bacterial infections.

More about Terpinen-4-ol
More about Infection (bacterial)

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alpha-pinene
annatto
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bacillus subtilis
barberry
bayberry
bearberry
myrobalan
berberine
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betel
bifidobacterium bifidum
bifidobacterium lactis
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curcumin
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immunoglobin G
iodine
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lactobacillus brevis
lactobacillus crispatus
lactobacillus gasseri
lactobacillus lactis
lactobacillus paracasei
lactiplantibacillus plantarum
lactobacillus salivarius
lactoferrin
lactoperoxidase
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vitamin D
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xylitol
zinc
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myrrh
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eucalyptus
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abies spectabilis
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Alpha-terpineol
acacia
Agave
Allicin
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Abrus
Alchornea
Asarum heterotropoides
Aucubin
Andrographolide
Asam gelugor
Andrographis
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Berberis (unspecified)
Brazillian peppertree
Basidiomycota
Brevibacillus brevis
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DIVI-DIVI
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Products containing Terpinen-4-ol

We currently have no products on Vitabase that contain this ingredient.