Characterization and quantification of phenolic compounds and antioxidant properties of Salvia species growing in different habitats.

Highlights: [•] Salvia species constitute a source of natural antioxidants. [•] Rosmarinic acid was the most abundant phenolic compound in all analyzed methanolic extracts. [•] Salvia officinalis showed the strongest antioxidant activity. [•] The collection site showed a significant effect on phenolic contents and antioxidant capacities. [ABSTRACT FROM AUTHOR]