Curcumin, the active polyphenolic extract of turmeric root, is one of the best scientifically investigated plant compounds. However, curcumin's health-supporting properties depend on its bioavailability. NOW Foods Turmeric Curcumin Phytosome with Meriva is a patented form of curcumin complexed with phosphatidylcholine that clinically demonstrates enhanced absorption and bioavailability, as compared to standard curcumin extracts. It can promote healthy joint mobility and flexibility.