. 2023 Oct 31;15(11):635. doi: 10.3390/toxins15110635

Table 3.

Minimal inhibitory concentration of essential oils and organic acids on corn kernels.

Cinnamon	8000 µL/L air	4000 µL/L air	2000 µL/L air	1000 µL/L air
Cinnamon	++	+	+	+
Lemongrass	8000 µL/L air	4000 µL/L air	2000 µL/L air	1000 µL/L air
Lemongrass	+	+	+	−
Acetic Acid	3000 mg/kg	1500 mg/kg	750 mg/kg	375 mg/kg
Acetic Acid	++	++	+	−
Butyric Acid	1760 mg/kg	880 mg/kg	440 mg/kg	220 mg/kg
Butyric Acid	++	+	+	+
Propionic Acid	2222 mg/kg	1111 mg/kg	556 mg/kg	278 mg/kg
Propionic Acid	++	+	+	+

Note: A “−” means concentration had no observable effect on the growth of A. flavus, a “+” indicates partial growth inhibition, and a “++” rating indicates complete fungal inhibition resulting in no growth. The lowest concentration that received the “++” was designated the MIC.