Table 1.

CC50, EC50, and SI values for curcumin in Vero E6 cells infected with SARS-CoV-2.

Compound	CC50 (µM)	Strain/Variant	Treatment Strategy	EC50 (µg/mL)	SI
Curcumin	16.5	D614G strain	Pre–post infection treatment	4.06	4.06
			Pre-infection treatment	5.02	3.29
			Post-infection treatment	6.03	2.74
			Co-treatment	3.57	4.62
		Delta variant	Pre–post infection treatment	1.14	14.5
			Co-treatment	1.66	9.94