. 2017 Oct 25;54(4):271–277. doi: 10.2141/jpsa.0160065

Table 2. Total carotenoid, lutein and zeaxanthin content of egg yolk.

(a) Marigold group (80 mg lutein/kg feed)^*				(b) Oleoresin group (40 mg lutein/kg feed)^*

Days	Carotenoid (mg/kg)	Lutein (mg/kg)	Zeaxanthin (mg/kg)	Carotenoid (mg/kg)	Lutein (mg/kg)	Zeaxanthin (mg/kg)

1	3.1±0.7^a	1.58±0.19^a	0.14±0.03^a	3.2±0.7^a	1.57±0.28^a	0.14±0.02^a
7	9.4±4.3^b	7.14±3.54^b	0.27±0.10^b	9.1 ±3.2^b	6.70±2.61^bc	0.39±0.13^bc
14	34.6±3.9^e	23.43 ± 3.30^c	0.75 ± 0.10^c	30.3±6.0^e	18.99±4.06^e	0.88±0.21^e
21	33.2±4.3^e	21.65 ± 3.16^c	0.67±0.11^c	27.5±6.5^e	17.10±3.99^de	0.77±0.18^de
28	16.1±4.5^c	10.44±2.27^b	0.34±0.06^b	18.5±2.5^c	12.30±2.30^cd	0.51±0.07^cd
35	2.4±1.0^a	1.69±0.55^a	0.11±0.03^a	2.8±3.1^ab	2.13 ±1.51^ab	0.15±0.09^ab
42	1.5±0.3^a	1.12±0.06^a	0.10±0.01^a	1.9±0.5^ab	1.24±0.14^ab	0.10±0.01^a

^a,b,c,d

Values with the different superscripts in the same column differ significantly (P<0.05);

Number of eggs from marigold group is 68 (number of eggs in day 1, 7, 14, 21, 28, 35, 42 is 14, 13, 14, 12, 5, 5, 5, respectively) and number of eggs from oleoresin group is 60 (number of eggs in day 1, 7, 14, 21, 28, 35, 42 is 14, 11, 14, 11, 3, 4, 3, respectively).