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The total content of phenols (orange) and flavonoids (green) in free curcumin (FC) and the curcumin extracted from the P2C, P4C, and P5C samples that were irradiated and non-irradiated with UVA. Results were expressed as mean value ± standard deviation (SD). The samples exposed to UVA light were noted with P2CUV, P4CUV, or P5CUV and FCUV.
