1989). Previous studies (Narahari et al., 1981; Ojeda et al., 1983) have reported that marigold petal and residue consist of xanthophylls, namely lutein and zeazanthin, which can be used to improve egg yolk colour as a pigmenting agent.
1989). Previous studies (Narahari et al., 1981;Ojeda et al., 1983) have reported that marigold petal and residueconsist of xanthophylls, namely lutein and zeazanthin,which can be used to improve egg yolk colour as a pigmentingagent.