Table 4.

Concentrations of carotenoid isomers in orange‐fleshed sweet potatoes reported by different authors

Isomers of carotene	Liu et al. (2009)a (µg/g fw)	Islam et al. (2016)b (µg/g fw)	Bengtsson et al. (2008)c (µg/g db)	Kim et al. (2015)d (µg/g db)	Berni et al. (2015)e (µg/g fw)	Donado‐Pestana et al. (2012)f (µg/g db)	Tumuhimbise et al. (2009)g (µg/g db)
cis‐β‐Carotene	4.3–9.3	3.5–23.44	NR	NR	NR	NR	NR
di‐cis‐β‐Carotene	1.5–5.7	NR	NR	NR	NR	NR	NR
5,6 epoxy‐β‐ carotene	NR	NR	NR	NR	NR	70–113	NR
13‐ or 13′‐cis‐α‐Carotene	3.8–9.0	NR	NR	NR	NR	NR	NR
15‐ or 15′‐cis‐ β‐Carotene	1.9–3.5	NR	NR	NR	0.004–0.39	NR	NR
13‐ or 13′‐cis‐ β‐Carotene	3.0–4.7	NR	4.7–15.9	11.6	1.14–2.30	88–94	0.75–1.22
9‐ or 9′‐cis‐β‐Carotene	7–9.8	NR	NR	7.4	0.006–2.82	55–61	NR
All‐trans‐α‐Carotene	1.2–2.7	NR	NR	NR	NR		NR
All‐trans‐β‐Carotene	2.7–37.6	76.59–96.49	108.1–314.5	530	0.01–114.4	791–1285	66.79–314.48
Total cis‐isomers of α‐carotene	3.8–0.9.0	NR	NR	NR	0.11–0.27	NR	NR
Total cis‐isomers of β‐carotene	14.4–33.1	NR	NR	NR	NR	NR	NR

^aTainung 66 (with orange flesh) range from harvested from January to October, from Taiwan.

^bRanges from Kamalasundari, BARI SP 4, BARI SP 5, BARI SP 6.

^cSPK004/1, SPK004/6, SPK004, Sowola 6/94/9, SPK 004/1, SPK 004/6/6, Ejumula.

^dSinhwangmi, from Korea.

^eBrazlandia, Amelia, Beauregard.

^fThe values that are taken range from varieties of CNPH1007, CNPH1194, CNPH1202, CNPH1205 from Brazil.

^gEjumula, SPK004/6/6, SPK004/6, SPK004, SPK0041 from Uganda.