Table 4.

Mean values of 24 selected chemical elements determined in bee pollen and propolis and measured levels of elements in the royal jelly sample. Values are expressed in mg/kg.

Chemical Element	Bee Pollen	Propolis	Royal Jelly
Ag	0.12	0.01	0.09			Legend:
Al	26.13	106.50	1.00
As	0.02	0.07	0.01			the highest
Ba	0.64	2.40	0.12			medium
Ca	1238.33	373.33	35.00			the lowest
Cd	0.06	0.04	0.002
Co	0.04	0.12	0.003
Cr	0.07	0.48	0.02
Cu	4.75	1.65	4.20
Fe	49.17	114.50	3.90
K	4233.33	706.67	970.00
Mg	823.33	100.00	120.00
Mn	25.00	7.20	0.73
Mo	0.23	0.07	0.05
Na	25.17	22.67	41.00
Ni	0.65	0.48	0.25
P	4050.00	200.00	1700.00
Pb	0.15	0.66	0.07
S	2383.33	225.00	1200.00
Sb	0.01	0.04	0.003
Se	0.05	0.05	0.02
Si	40.25	128.83	0.88
V	0.06	0.25	0.001
Zn	31.33	13.67	21.00