What does "antibacterial" mean here if the soap doesn't contain triclosan?

In this formula, "antibacterial" is a cosmetic descriptor, not a regulated biocidal claim. The source of the fresher, cleaner character is tea tree oil, a widely used cosmetic ingredient valued for helping reduce the sensation of impurities on the skin surface. The product does not contain triclosan, which was restricted in EU cosmetic regulations for leave-on and certain rinse-off products.

Practically, this means the soap cleanses well — mechanical removal of dirt, sweat, and microbes through lathering and rinsing is the primary way any soap reduces microbial load on skin. Tea tree oil adds a cosmetic benefit (a cleaner-feeling finish) but does not turn the bar into a disinfectant or medical antiseptic. For situations requiring verified antimicrobial efficacy (e.g., before handling food in a professional kitchen, clinical settings, or after contact with known pathogens), follow the relevant hygiene protocol — typically an alcohol-based hand rub or a registered biocidal soap — rather than relying on a cosmetic bar alone.