Development and Characterization of Polyphenon 60 and Caffeine Microemulsion for Enhanced Antibacterial Activity

Table 1

Droplet size, PDI, and zeta potential for P60 + CAF ME and placebo.

Formulation	Droplet Size (d·nm)	PDI	Zeta Potential (mv)
P60 + CAF ME	17.73^∗∗±0.12	0.229^∗±0.01	−10.43^∗±0.18
Placebo	12.78^∗∗±0.08	0.179^∗±0.01	−9.59^∗±0.19

Mean values of three independent experiments and S.E. are shown. *Significant at 𝑃<0.05 and **significant at 𝑃<0.005.