Table 2.

Thermodynamic stability testing of developed cationic nanoemulsions loaded with luteolin (series of heating and cooling cycles).

Code	H/C	Centrifugation	Freezing Temperature	Inference
CNE1	✓	✓	✓	pass
CNE2	✓	✓	✓	pass
CNE3	✓	✓	✓	pass
CNE4	✓	✓	✓	pass
CNE5	✓	✓	✓	pass
CNE6	×	×	×	fail
CNE7	✓	✓	✓	pass
CNE8	×	×	×	fail
CNE9	✓	✓	✓	pass
ANE4	✓	✓	✓	pass

Note: H/C = Heating and subsequent cooling temperature; ✓ = Formulation returned to original form; × = Formulation was unstable due to visually observed signs of precipitation or phase separation.