Table 2: 𝑅 𝑓 of pigments from guajillo, pasilla, and ancho peppers separated by TLC.

 Carotenoids Band colorGuajilloPasillaAncho
𝑅 𝑓 𝑅 𝑓 𝑅 𝑓

𝛽 -CaroteneYellow0.980.980.98
CapsanthinRed0.910.910.91
ViolaxanthinYellow0.800.800.80
𝛽 -CryptoxanthinYellow0.600.600.60
ZeaxanthinOrange0.560.560.56
Lutein epoxideYellow0.470.470.47
CapsorubinYellow0.340.340.34
NeoxanthinOrange0.220.220.22