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Particle size, zeta potential, polydispersity index, and encapsulation efficiency of Bougainvillea spectabilis extract (BSE) nanoemulsion
| Core to coating ratio | Particle size (nm) | PDI | Zeta potential (mV) | Encapsulation efficiency (%) |
|---|---|---|---|---|
| 1:1 | 99.3 ± 0.5a | 0.227 ± 0.01a | −31.6 ± 1.5a | 83.4 ± 0.8a |
| 1:2 | 76.5 ± 0.7b | 0.198 ± 0.01b | −38.2 ± 1.2b | 76.6 ± 0.4b |
Note: Different superscript lowercase letters indicate statistically significant difference (p < .05).
