Toner Testing Service

pH Level – to ensure skin compatibility and maintain the skin’s natural acid mantle

Microbial Safety – to check for harmful bacteria, yeast, or mold contamination

Stability – to assess shelf life and product integrity under various conditions

Dermal Safety – through patch tests to ensure it does not cause irritation or allergic reactions

Efficacy Claims – such as pore tightening, hydration, or oil control, based on clinical or instrumental studies