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. 2019 Dec 4;9:18293. doi: 10.1038/s41598-019-54591-3

Table 1.

Inhibitory Concentration (IC50) of the Brazilian red propolis extract against the radical DPPH˙ during the seasonal study (march/2011-february/2012).

Apiary mar. apr. may jun. jul. aug. sept. octo. nov. dec. jan. feb.
Propolis A 10.66 14.82 9.18 15.53 25.73 20.40 2.96 3.45 3.10 2.97 7.68 1.95
Propolis B 8.39 14.81 9.26 6.40 8.45 8.43 7.84 8.26 7.66 7.79 8.51 14.00
Propolis C 12.43 35.47 9.19 51.03 8.71 12.16 10.65 8.04 8.36 6.19 6.44 8.02