An improved UHPLC-DAD-based method was developed and validated for quantification of major carotenoids present in spinach, serum, chylomicrons, and feces. Separation was achieved with gradient elution ...

Because it is processed with alkaline to amplify the intensity of its midnight hue, black cocoa powder is a good choice for achieving a deep, Oreo cookie-like color. Use it to add a nearly-black color ...

Three conjugated pigment molecules with fused hydrogen bonds, 3,7-diphenylpyrrolo [2,3- f]indole-2,6 (1 H,5 H)-dione (BDP), (E)-6,6′-dibromo- [3,3′-biindolinylidene]-2,2′-dione (IIDG), and 3,6-di ...

Replacing artificial colors in foods with algae, fruits and spices and achieving the same look and taste is challenging — and ...