7, 498

Okra, ash constituents of, 475
composition of, 490
fuel value of, 468, 490
nutrient value of, 468

Oleo, vitamines in, 497, 498

Olives, ash constituents of, 475
composition of, 490
fuel value of, 468, 490
nutrient value of, 468

Olive oil, composition of, 490
fuel value of, 490

Olmstead bran cakes, preparation of, 148

Onion, ash constituents of, 475
composition of, 492
food content of, 481
fuel value of, 468, 492
nutrient value of, 468
standard portion of, 481
vitamines in, 496

Operations, diet in relation to, 312

Orange, ash constituents of, 475
composition of, 492
food content of, 481
fuel value of, 468, 492
nutrient value of, 468
standard portion of, 481
vitamines in, 497

Orangeade, preparation of, 96

Orange charlotte, preparation of, 138, 162

Orange ice, preparation of, 136, 137, 161

Orange jelly, preparation of, 135, 160

Orange rice custard, preparation of, 108

Orange tapioca, preparation of, 106

Organic acids, 13

Over-dilution of infant's food, 232

Over-feeding of infants and children, 243

Oxidases, 171

Oxtail soup, fuel value of, 468
nutrient value of, 468

Oyster broth, preparation of, 119

Oyster soup, preparation of, 94

Oysters, ash constituents of, 475
composition of, 492
food content of, 481
fuel value of, 468, 492
nutrient value of, 468
standard portion of, 481

Pancreas, vitamines in, 496

Panopepton, composition of, 492
fuel value of, 492

Panopepton eggnog, preparation of, 99

Paprika, ash constituents of, 475

Parsley butter, preparation of, 154

Parsnips, ash constituents of, 475
composition of, 492
food content of, 481
fuel value of, 468, 492
nutrient value of, 468
standard portion of, 481
vitamines in, 496

Pasteurization, 85, 211

Pea soup, fuel value of, 468
nutrient value of, 468

Peaches, ash constituents of, 475
composition of, 492
food content of, 481
fuel value of, 468, 492
nutrient value of, 468
standard portion of, 481

Peanut butter, composition of, 492
fuel value of, 492

Peanuts, ash constituents of, 475
composition of, 492
food content of, 481
fuel value of, 468, 492
nutrient value of, 468
standard portion of, 481
vitamines in, 497

Pears, ash