Color measurement of yogurts available on the Polish market.

The data was obtained by analyzing dairy products – yogurts available on the Polish market. Yogurts are divided into two categories: stirred yogurt and drinking yogurt. Based on the manufacturer's data, the following information was entered: taste, fat content (including saturated fatty acids), carbohydrates (including sugars), protein, salt. The color coordinates L, a*, b* and X, Y, Z were measured in the SPIN and SPEX system. On the basis of the L coordinates (lightness), a* and b*, the following were calculated: (WI) white index, (YI) yellowness index, (C) chroma, (BI) brownness index.