Meriva Turmeric Complex Cap, 60 Capsules, Source NaturalsSource Naturals Meriva Turmeric Complex For Healthy Inflammation Response. Meriva is a registered trademark of Indena S. p. A., Milan. Curcumin from turmeric supports the healthy inflammatory response through an array of complex biochemical mechanisms. Because curcumin is difficult to absorb, Meriva Turmeric Complex uses a specialized extract combined with phosphatidylcholine to help generate greater curcumin bioactivity than common turmeric extracts.