Table 1.

Extraction yields of the prepared extracts; P1—propolis from Podlasie, P2—propolis from Masovia, P3—propolis from West Pomerania Province, EEP—ethanol extract of propolis, EHEP— ethanol-hexane extracts of propolis, HEP—hexane extract of propolis, HEEP—hexane-ethanol extracts of propolis.

Symbol	Sequence of Solvents	Extraction Yield [%]
		P1	P2	P3
EEP	ethanol	33.4	57.5	63.7
EHEP	ethanol–hexane	24.2	8.4	13.3
HEP	hexane	28.2	17.5	14.5
HEEP	hexane–ethanol	32.9	42.7	47.9