Table 1.

Composition of diets used in food choice experiment

Diet
Carbohydrate/proteinFat/protein
Caseina195.0329.0
L-Cystine3.04.9
Corn starch440.63
Dextrin210.0
Sucrose70.0
Vegetable shortening, hydrogenated (Primex)441.0
Safflower oil, linoleic77.0
Cellulose40.077.49
Mineral mix, calcium phosphate deficient (79055)b13.3722.7
Calcium phosphate, dibasic9.2516.0
Calcium carbonate6.2510.6
Vitamin mix, AIN-76A (40077)b10.017.0
Choline bitartrate2.54.25
TBHQ, antioxidant0.06
Weight10001000
Total energy (kcal)c34005900
Energy density (kcal/g)3.45.9
  • All components are expressed as weight (in grams, unless otherwise indicated). TBHQ, Tert-butylhydroquinone.

  • aAssuming a protein content of 90%.

  • bThe vitamin and mineral mixes contain 97 and 12% sucrose, respectively.

  • cBased on energy values of 4, 9, and 4 kcal/g for carbohydrate, fat, and protein, respectively.