Curcumin is an anticancer agent, it has demonstrates potent anti-proliferative activity in a wide range of cancer cells, including liver, breast, lung, stomach, colon, prostate, head and neck cancers. This study modified curcumin by adding 2 niacins molecules to it to make Curcumin Nicotinate. They tested it out on some cancer cell cultures and it showed that the Curcumin Nicotinate improved the anti cancer effect of curcumin by improving its cell selectivity.