NUTR 214 Lecture Notes - Lecture 9: Carotene, Astaxanthin, Saltwater Fish
15 Oct 2016
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Classified by: specie, age, and weight & sex. Broilers/fryers, roasters, capons , cornish game hens, mature chickens (what we buy most time), Turkey: coming to market as: hens/young hens, toms/young toms. Color of poultry is an indication of its quality. Color is related to the presence of xanthophyll and carotene pigments in the diet. Freshness is not indicated by color but by smell. Chickens are grown with hormones; therefore, we should not serve chicken often. In canada, hormone use in growing chicken is prohibited since 1960! Some countries in europe permit, some states in the us. Grain fed chicken is of better quality than regular chicken. All chickens are fed with grain (corn, wheat, barley), and are grown in similar environments with similar techniques. So far is no regulation as to what is called grained chicken. Similar to meat: muscle tissue, connective tissue, adipose tissue. Pigments (not as many as in fruits and veges):
