Because the structure is a polyphenol curcumin. Which is not soluble in water, so we use DMSO as solvent.We use DMSO as solvent because curcumin is a substance with a structure, which is not soluble in polyphenol.
Because curcumin, a polyphenol structure Which does not dissolve in water, so we use the solvent DMSO is used as solvent DMSO because curcumin is a polyphenol compound with a structure which does not dissolve in water.
Because curcumin structure is polyphenol. Which does not melt in the water we use DMSO solvent.We use DMSO solvent because curcumin is a compound structure, which is polyphenol insoluble in water.