Table 7. Mineral contents (mg/mL) of horse leg bone extract powders from Jeju crossbred horses

Mineral content	Age (mon)

	28	32	38
Mg	9.86 ± 0.106^a	8.77 ± 0.764^b	8.26 ± 0.204^b
P	46.52 ± 1.067^b	54.22 ± 4.256^b	92.35 ± 9.284^a
K	110.53 ± 9.041^c	199.23 ± 14.016^b	268.92 ± 6.487^a
Ca	56.28 ± 3.894^a	55.81 ± 3.982^a	49.92 ± 1.526^a
Mn	>0.0012^b	>0.0012b^b	0.81 ± 0.000^a
Zn	1.25 ± 0.240^c	1.90 ± 0.327^b	8.62 ± 0.059^a
Cu	1.19 ± 0.211^ab	1.88 ± 0.902^a	0.52 ± 0.145^b
Se	>0.0915^b	>0.0915^b	0.28 ± 0.112^a
Na	558.54 ± 28.376^c	659.97 ± 49.363^b	736.60 ± 14.631^a
Fe	3.69 ± 0.251^c	5.44 ± 1.003^b	17.50 ± 0.284^a