A Comparison between Characterization and Biological Properties of Brazilian Fresh and Aged Propolis

Table 1

Total phenolic, flavonoids, yields, and radical scavenging activity for extracts of aged (M) and fresh (F) propolis from beekeepers 1 to 6^*.

Propolis	Yield (%)	Total phenolic content (mg g^−1)	Total flavonoid content (mg g^−1)	DPPH; EC50 (g mL^−1)
1M	67			49.88
1F	81			36.60
2M	65			38.50
2F	85			35.65
3M	64			27.52
3F	65			17.13
4M	77			43.59
4F	70			36.52
5M	53			50.83
5F	60			48.67
6M	56			73.26
6F	62			83.60
M
F

Data are represented as average values ± standard deviation. Different letter represents significant statistical differences () between average values for aged and fresh propolis.